Prefixes that change the word to a negative meaning include: in-, ir-, im- and dis-. Twitter. It is commonly used in various sciences, especially chemistry, math, and geometry. Salpingostomy (salping-ostomy) - surgical creation of an opening in a fallopian tube for the treatment of blockage due to infection, chronic inflammation, or ectopic pregnancy. It is used to form action nouns from verbs. . Appendicitis is a term for this condition. % They cannot be any type of word except a prefix. Prefixes like 'un' or 'pre' in front of . It is used to denote a thing that consists of four parts. A recording of heart activity is called an electrocardiogram using an electrocardiograph. The vowel o appears between the roots and serve two purposes. The prefix intra- is also commonly used in biology and medicine. <>>> . By putting these terms together, you can better comprehend a condition or treatment. Many can be difficult to remember off the top of ones head. Appendix A - Medical Word Roots, Prefixes, Suffixes and Combining Forms Medical Word Element Meaning a-, an- without, not ab- away from -ac pertaining to acr/o extremities acou-, acous/o hearing aden/o gland adip/o fat adren/o, adrenal/o adrenal glands aer/o air . Chemistry Prefixes. The prefix giga- is used in the metric system to denote a factor of a billion. Topectomy (top-ectomy) - surgery performed to remove part of the cerebral cortex of the brain for the treatment of certain psychiatric disorders and some types of epilepsy. The prefix post- comes from Latin. Prefix r en bokstav eller en grupp av bokstver som str i brjan av ett ord och ndrar ordets ursprungliga betydelse. Pseudo-appendicitis is a false inflammation of the appendix. Account numbersand card numbers are divided into sections. and then the last element is Hyster also a root word for Uterus. The prefix for trillion is tera-. 2. The prefix denotes a factor of one billionth. Prefixes are used to change words and are always added to another type of words. While I dont think you should list them all I am surprised that you didnt include micro- ( 10^-6 a millionth). Endo- is a very simple prefix, and it means within. Some famous examples are Martin Luther King Jr., Cuba Gooding Jr. Sammy Davis Jr., John F. Kennedy Jr. and others. Prefixo uma letra ou um grupo de letras que aparece no incio de uma palavra e altera o significado original da palavra. endobj It is also used in the formation of various compound words.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'myenglishteacher_eu-leader-4','ezslot_18',680,'0','0'])};__ez_fad_position('div-gpt-ad-myenglishteacher_eu-leader-4-0'); The prefix di- comes from Greek, and it means two, twice, or double. If you are unsure of the . Here are a few tips to remember.-The prefix typically serves to further define a word root.-When prefixes, suffixes or word roots are joined together, vowels can be added for pronunciation purposes.-Vowels are not used if the word root or suffix begins with vowel. (2021, July 29). The Medical Terminology presented in this series complies with the CTE (Career and Technology Education) guidelines as required by the Education Agency of Texas. (accessed $(datetime)). The prefix neo- comes from Greek. y\T?SItym[SKQ7.ic'sAWrTl.-=-E]yP0MrTNU\nrP{/yZUn7YsoP^s/74IP 5P*Uku56"{.4MDNm5a^uFvFhD#[n. Bailey, Regina. Formal and Informal Email Phrases from Greetings to Closing Phrases! 1. No matter what word goes before '-itis', it means something is inflamed: Appendicitis - inflammation of the appendix. CTE Skills also offers custom video production services for industrial, educational, government and private sector businesses in Southeast Texas and Southwest Louisiana. poly-is the prefix, neur/o is the combining form (neur + o), and -pathy is the suffix. brendaya_bailey. Good notes. It is used commonly in sciences and medicine. They are connected to operators and operands. College of Podiatric Medicine and Surgery, tonsillitis, appendicitis (you know these! The same verb can also be turned into the adjective readable by adding the suffix able. Retrieved $(datetime), from He developed a binomial nomenclature which is the modern system of naming organisms. It originally comes from Greek and Latin, and it means that something, or someone, has the characteristic of something else. It is commonly used in chemistry to describe isometric compounds. The suffix -ous is used for adjectives. In other words, a complete hysterectomy. It is a selective herbicide and can be applied to different types of grassy terrain, as well as come crops. Science and astrology meaning: abundant, exaggerated, etc. If the prefix un-is added to helpful, the word is unhelpful. ifthesuffixbeginswitha consonant. DIS, by itself, does not mean anything. Many words that have the prefix for are old, and are not used very commonly today. Prefixes help to add meaning to words and make it possible to create new words that are easily understood everywhere. endobj The prefix de- is of Latin origin. PACS Training - Medical Basics 101. was one of the earliest appearances of the . Potable water (drinking water) should not have manganese concentrations in excess of 0.05mg/mL0.05 \mathrm{mg} / \mathrm{mL}0.05mg/mL. I am Erand kodithuwakku a self learner who want to be good in English. The word sense can be separated from the prefix and it would still be a word on its own, even if the meaning is different. Reading would go like this. Mis- is a very versatile prefix, and can be applied to many different types of words. Unlike prefixes, suffixes appear at the end of words. They only serve to change the meaning of the word they are attached to. There are biological suffixes as well on this list. HOW DO I GET PERMISSION TO USE IT. If you add the suffix -ful to the base word, help, the word is helpful. In which Universe is ^this^ a BIG list? It is commonly seen in chemistry. It is a very versatile prefix used in many different compound words. Your surgeon may recommend a laparoscopy to examine your appendix and pelvic organs if the diagnosis is still uncertain. Although these groups of letters (affixes) are important and assist with forming words, they are not words in their own right and cannot stand alone in a sentence. Following, in no particular order, are frequently used word beginnings (prefixes) and word endings (suffixes) used to make up many medical terms. Endosperm (endo- sperm) - tissue within the seed of an angiosperm that nourishes the developing plant embryo. Az uttag olyan bet vagy betcsoport, amelyet ltalban a szavak vgre illesztenek, hogy megvltoztassk a sz nyelvtani beilleszkedst a mondatba. Or do you know how to improve StudyLib UI? Heres another example Hepato, or liverand megaly, which means large or enlarged. Some words incorporate more than one suffix. It can sometimes take a while to get the test results. Quick Introduction provides an overview and introduction to medical terminology. It means around, about, enclosing, surrounding, or near. Not all medical terms contain all three of these elements and some terms contain more than one of each element. See how common medical terms are created using the various prefixes, suffixes, and root words. See more. Tympanostomy (tympan-ostomy) - surgical creation of an opening in the ear drum to release fluid and relieve pressure. The prefix bi- is very simple and it means twice, or two. ectomy which means surgical removal. Combining forms for color Word Building Reference This resource strengthens your understanding of medical terminology. It has been used for "small outgrowth of an internal organ" from 1610s, especially in reference to the vermiform appendix. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'myenglishteacher_eu-narrow-sky-2','ezslot_22',682,'0','0'])};__ez_fad_position('div-gpt-ad-myenglishteacher_eu-narrow-sky-2-0'); Hypo is a very simple prefix that comes from Greek. The suffix (-otomy) refers to cutting or making an incision, while (-ostomy) refers to a surgical creation of an opening in an organ for the removal of waste. For thehealth care professional, it is imperative that precision is used in the way patients physical conditions and diseases are described. It means before, or backwards. It can also be hyphenated sometimes. Categories: CTE, New Videos Added to CTE Skills Library. = recording. The Medical Terminology video series is an easily accessible and affordable online program developed to facilitate the learning experience for medical terms. They mean an action of something, or the result of something. Gonadectomy (gonad-ectomy) - surgical removal of male or female gonads (ovaries or testes). Prefix: a: ab: acro: ad: adeno: amb, ambi: angi, angio: ante: anti: arteri, arterio: arthro: baro: bili: brachio: brady: bronch, bronchi: cardio: cephal, cephalo: cervico: cholecysto: circum: colp, colpo: contra: costo: cyst, cysto: derm, derma: dorsi, dorso . Any person seeking to learn and/or review the basics of medical terminology will greatly benefit from this video series. Copyright 1993-2021 It means a person who performs a specific action, produces something specific, plays a specific instrument, holds a specific value, has a specific doctrine, and others. A prefix is generally a letter or a group of letters which appears at the beginning of any word. This allows the removal of waste from the body. Collectively, prefixes and suffixes are known as affixes. Prefixes. Mammography is the process of recording, i.e. It is used to indicate privation, removal, separation, negation, descent, reversal, or intensity. View the full answer. Medical terminology is composed of a prefix, root word, and suffix: Prefixes denoting position and/or direction, Instruments, surgical, and diagnostic procedures, HONcode standard for trust- worthy health, Pediatric Oncology: Diagnosis And Prognosis Communication. Appendic- is the medical root in the term appendicitis. David McAuley, Pharm.D. It is most commonly used with nouns and adjectives. All Rights Reserved. These are some of the most common phrases you'll hear in the doctor's office and hospital: Anesthesia: Without or loss of feeling or sensation. I really love your website so so much I really wanna say thank you soooo much I love ya stay sweet! When it is added to, Best English Grammar and Spelling Checkers Online, How to Remember Rules of Grammar, Idioms and Vocabulary, List of Words With 17 Silent Letters in English, Punctuation Marks Quotation Marks Question Mark, Looking Forward Synonym. Here are some examples of prefixes that are also combining forms: Recommended for you:List of Words With 17 Silent Letters in EnglishPunctuation Marks Quotation Marks Question Mark. It is commonly used in biology, medicine, and chemistry. the Term Card/io/megaly- Cardiomegaly means Enlargement of the heart. If you combine the word root and the suffix you get hepatomegaly. Let's practice adding prefixes to words, using the Sounds Cards. You dont need to know whether they are prefixes or suffixes and you dont need to know Latin. Ventricul/o. It is also not especially big. Prefix/Suffix Meaning a-, an-not, without, less ab away from -ac: pertaining to acous/acouso-hearing: acr/acro-extremity, topmost -acusis: hearing condition toward, in the direction of ad- increase, adherence, motion toward, very aden/adeno-gland: adip/adipo-fat: adren/adreno-gland blood condition aer/aero-air, gas aesthesio- sensation . A suffix is a letter or group of letters, for example '-ly' or '- ness', which is added to the end of a word in order to form a different word, often of a different word class. Suffixes are not always explicitly stated in the definition of a word. The prefix ad- comes from Latin. 13 terms. 2.CURATIVE 2.A. It denotes a multiplication of one thousand. When you login first time using a Social Login button, we collect your account public profile information shared by Social Login provider, based on your privacy settings. It is commonly used in medical terms, as well as generally in sciences and various researches. This procedure is performed to drain excess fluid around the heart. So, the result is a medical term which means the record of the electricity in the heart.Additional rules:Generally, Latin prefixes go with Latin suffixes, while Greek prefixes go with Greek suffixes.Prefixes generally end in vowels or vowel sounds as in the bradycardia example above.Root words end in vowels. Against, in opposition of something, etc. appendicitis suffix and prefix. Now spell the prefix mis. Pancrea refers to the pancreas. Some prefixed are words that have a meaning on their own, but they are short and can be attached to other words. Appendicitis. This means that you can use postmodernism, instead of just modernism. They mean some kind of practice, action, principles, doctrines, devotion, adherence, etc. The removal of one lobe of a lung is called a lobectomy. : examination of the interior of a blood vessel especially by means of an angioscope. is there a downloadable file? Embolectomy (embol-ectomy) - surgical removal of an embolus, or blood clot, from a blood vessel. -ic, -ical, -ous, and -ile. The prefix ex- is simple to use, because it is most commonly hyphenated. Prefix and postfix are terms used in programming and coding. Gastroenteritis is an inflammation of the stomach and intestines.Suffixes often refer to procedures, conditions, or disease processes. Like prefixes, there are many suffixes used in the English language to create a rich vocabulary.Take the suffix -ist for example, by adding this to a word, you have changed the word to describe a person who performs or practices something.So, art becomes artist, a person skilled in a particular art. Appendectomy is formed by two words: appendec (Greek for appendix) and ectomy (Latin for removal of). -graphy/ -graph. I refers to someone or something that is capable of something, susceptible of, fit for, tending or given to something. It means out of, from, utterly, thoroughly, not, or without, and can indicate a former status or title. Prefixes as grammatical elements are not complete words. -itis is the suffix meaning inflammation of. Knowing the various prefixes and suffixes along with their meanings can really help you to understand how words are used, and also how they should be spelled. The prefix inter- comes from Latin. Supported by a new, dedicated mobile app and a suite of online learning tools, the groundbreaking ILLUSTRATED GUIDE TO MEDICAL TERMINOLOGY, Second Edition, is now even more effective for today's learners. It is often hyphenated, and can be used to create various compound words. CV: combining vowel . Learning this course will also enhance your ability to score better in the English portion of the SAT test and other similar tests such as ACT. The suffix -ic is used to create adjectives out of other words. Much of his work was done in Latin. Im- and its variant in- mean not. i AM A RETIRED TEACHER. General surgical punctures are described with the suffix -centisis. This procedure is also known as a myringotomy. The suffix -ness is very common and is used often. This easy study method is a great tool in learning Medical Terminology. Related suffixes include (-otomy) and (-ostomy). Un- also means not. What is a Hysterosalpingo-oophorectomy? Medical Terminology Intuitive Section This section was developed for speed learning of medical terminology. Take the term appendicitis for example, itis means inflammation, appendic is the body part (the appendix) so, appendicitis is the medical term used for inflammation of the appendix. In other modern versions the prefix has remained the same. A system of words, medical terminology can contain a prefix, root word, a combining vowel and a suffix to create medical terms. Study with Quizlet and memorize flashcards containing terms like Excision of a segment of the ductus deferens. Did you find mistakes in interface or texts? AMS 117 UNIT 6 quiz. This opening allows for the release of stool from the intestines. If the manganese concentration is greater than 0.1mg/mL0.1 \mathrm{mg} / \mathrm{mL}0.1mg/mL, it imparts a foul taste to the water and discolors laundry and porcelain surfaces. This means that. Most words like this are simply a combination of different parts, which include prefixes, suffixes and word roots. These are: -as, -al, -ar, -ary. It is commonly used in biology, medicine, and other sciences. In this case,two full words are connected with a hyphen. It describes a type of infection, condition, inflammation, or some medical diagnoses. hXP]VF+cbEP,%dDv The prefix milli- is used in the metric system. It means something good, or well. If you add the prefix pseudo to appendicitisyou get the word pseudoappendicitis. Medical terminology A is used in the field of medicine, and clinical settings. Biology and chemistry meaning: good, well, Biology and social science meaning: different, other. Dactylectomy (dactyl-ectomy) - amputation of a finger. Tracheostomy (trache-ostomy) - surgical opening created in the trachea (windpipe) for the insertion of a tube to allow air to pass to the lungs. Mammogram is the image itself, the X-ray. Examples formed using this type of prefix are: inactive, irregular . -Vowels are not used if the word root or suffix begins with vowel. Cholecystectomy (chole-cyst-ectomy) - surgical procedure performed to remove the gallbladder. Updated on April 18, 2019. - coutez Understanding the difference and similarities between the Medical suffixes "-otomy", "-ectomy", and "-itis" par Latin in Layman's - A Rhetoric Revolution instantanment sur . quizlette1129143. What is the example of suffix? adenoidectomy: [ ad-noid-ektah-me ] surgical excision of the adenoids. Example 2: POLYNEUROPATHY means disease of many nerves. The word ''appendicitis'' is not a combination of a word and a prefix. . Ileostomy (ile-ostomy) - creation of an opening from the abdominal wall to the ileum of the small intestine. It is just as important to understand the definitions of suffixes as prefixes, because they too help us to deduce the meanings of any new words that we learn. It is used to shift words into a negative meaning. The new suffix is ia which is translated to a condition or state. Angiostomy (angio-stomy) - surgical opening created in a blood vessel commonly for the placement of a catheter. This proven text teaches fundamental medical terms using word parts, without bogging down in detailed anatomy and physiology discussions. unique traits of plants, animals and humans. Mis- and mal- mean wrong or bad and are sometimes used for negation. Practicing in Italian medical schools, early anatomists and physicians used Latin to describe various parts of the anatomy. To give some examples, '-itis' is a suffix that refers to inflammation. Muchos prefijos y sufijos tienen races latinas. The vowel o is not used because the suffix itis begins with a vowel. Keep it up! Suffix [ edit] -itis ( usually uncountable, plural sometimes -itides or rarely -itises ) ( pathology) Suffix denoting diseases characterized by inflammation, itself often caused by an infection. Medical Terms rules governing singular versus plural versions of medical terms are described. Pneumonectomy (pneumon-ectomy) - surgical removal of all or part of a lung. This site complies with the HONcode standard for trust- worthy health information: verify here. Pro- is a very versatile prefix. The suffix, always at the end of a word, usually indicates a procedure, a condi-tion, or a disease. the machine and procedure. Key Takeaways. This CTE Health Science video is an introduction to understanding Medical Terminology. Ein Suffix ist ein Buchstabe oder eine Gruppe von Buchstaben, die normalerweise an das Ende von Wrtern angehngt wird, um die Art und Weise zu ndern, wie ein Wort grammatikalisch in einen Satz passt. It describes, The prefix para- is most commonly attached to verbs, and verb phrases. peter macari age. Biology and geography meaning: around, about, etc. Some people may struggle to understand what is a neurosurgeon, let alone what all these specifics mean. Expert Answer. By. This medical terms key parts are all roots: stern(root) o cleid(root) o mastoid(root). One further thing to note: in computing there were two interpretations for the prefixes, to multiply by 1,000 or by 1,024. The prefix is "peri" and means "surrounding". Eine Vorsilbe ist ein Buchstabe oder eine Gruppe von Buchstaben, die am Anfang eines Wortes erscheint und die ursprngliche Bedeutung des Wortes verndert. See answer (1) Best Answer. This section was developed for speed learning of medical terminology. Suffixes form new words by adding a prefix to a root word, except they are added at the end of the root word. ), but there will be so much reinforcement as we go along that you cant help but remember meanings. 206 For example, the word claustrophobia comes from the Latin word claustra (meaning enclosed space) with the Greek word phobia (meaning fear). Medical Terms rules governing singular versus plural versions of medical terms are described. and word roots are main words to which prefixes and suffixes can be added. The process of combining word roots or a suffix and prefix with a combining vowel is known as the combining form. 676 0 obj <>stream For example, appendicitis means inflammation (-itis) of the appendix. The prefix en- stems mainly from French. Arthrolysis involves the loosening of joints that have become stiff due to injury or as a result of a disease such as osteoarthritis. Giu 11, 2022 | how to calculate calories per serving in a recipe. It is used to describe something that is abundant, it means over and denotes something in excess or something being exaggerated. 4/12/22 + 14 terms. [], Thank you so much for the lovely comment! The suffix -ate is added often to nouns, adjective, and verbs. It also refers to something on the other side of something, and is used to describe ones gender if it doesnt align with the biologically assigned sex. 666 0 obj <>/Filter/FlateDecode/ID[<371512EBDD6D09408CC955EEA9265F8D><72BCC97AAB942E448C5402C48745250F>]/Index[656 21]/Info 655 0 R/Length 65/Prev 931582/Root 657 0 R/Size 677/Type/XRef/W[1 2 1]>>stream 29, 2021, This section shows the building of several medical words beginning with the letter A. Learn about the most common ones and how to use them. Specific action, specific value, doctrine, etc. It can be applied to many different types of words, most notably nouns and adjectives. In each . The prefix con- is used with nouns, adjectives, and some verbs. word-forming element in medicine denoting "diseases characterized by inflammation" (of the specified part), Modern Latin, from Greek -itis, feminine of adjectival suffix -ites "pertaining to." It denotes a factor of one hundredth. Under Practicing Medical Ethics, it is very important that Medical Personnel use words or descriptions that will help a client or patient better understand their health condition as diagnosed by Doctors and other medical personnel or teach them what the term means. You can then say this term is indicating that the heart is larger then normal This is then considered a health Condition that may require medical attention. As nouns the difference between appendix and suffix is that appendix is something attached to something else; an attachment or accompaniment while suffix is one or more letters or sounds added at the end of a word to modify the word's meaning. Recent flashcard sets. Modern medical terms and terminology provides such precision and specificity. The suffix -penia is common in medicine. It is commonly used in various sciences. ROOT words are frequently associated with a body part. Endospore (endo- spore) - an inner wall of a plant spore or pollen grain. , . It facilitates effective communication and correspondence between physicians across borders and from different parts of the world. Pseudo means false. I really appreciate this because of its importance. Our English best teacher. xo6l, Ae[,Ho_>sV}}S_>^JWgsUVMr_}*uyXCGqOgoW>bM/{oczb|._7]^uSsV=}woS It can be used in three different ways: 1) to form the past tense for weak verbs, 2) to form adjectives out of nouns or verbs to describe someone or something, 3) added to nouns or verbs in order to form compound adjectives that are hyphenated. In summary, Prefixes and suffixes are added to words to change them. The root word is card which means heart, and the suffix meaning of itis is inflammation. So, the term pericarditis can be translated to meaning an inflammation surrounding the heart.By changing the prefix and suffix, the medical term can be used to describe a different heart condition. Could anyone tell me a book which explain about affixes such prefix and suffix comprehensively? tHIS IS GREAT! In chemistry prefixes are used to name various compounds. When it is added to nouns it denotes a group of people, an office or institution, or administrative region. Lobectomy (lob-ectomy) - surgical removal of a lobe of a particular gland or organ, such as the brain, liver, thyroid, or lungs. E.g. The protective bony cover over the gill slit from which water is pumped out of a fish's One more example, this one is a little more complex a CHALLENGE Arthrolysis (Arthro - Lysis) A type of surgery performed to repair stiff joints. For that reason the ISO adopted a number of equivalent prefixes to distinguish between the powers of 1,000 & powers of 1,024 quantities. You would want to find a physician specializing in rheumatology. The most commonly-used prefixes are those that change an adjective with a positive meaning into one with a negative or opposing meaning, for example: uncomfortable. Hypo is a very simple prefix that comes from Greek. Something has a characteristic of something else, Past tense, adjectives from nouns or verbs, compound verbs. Harper, Douglas. Giu 11, 2022 | narcissistic withdrawal. It can also change the original meaning of any word. Ventricle. Hysterosalpingo-oophrectomy means reading from right to left It can be attached to verbs in order to create an agent noun that describes a person doing a specific action. Copy. ifsi virtual learning. It may also be caused by abdominal trauma or inflammatory bowel disease. medical Terminology chapter 1. -The prefix typically serves to further define a word root. El prefijo es una letra o un grupo de letras que aparece al principio de una palabra y cambia su significado original. 111 terms. Here we go READY??? Specific locations on the body are indicated by prefixes. Appendicitis typically starts with a pain in the middle of your tummy (abdomen) that may come and go. Biology and science meaning: decomposition, loosening, etc. Glossitis - inflammation of the tongue. hbbd``b7[S`b?$$*+A:!w` 67 Q an open sore in one of the body's membranes. It means all, and it implies the union of branches or groups. Linnaeus was a Swedish botanist and physician who is considered the father of modern taxonomy. Prefixes . Feel free to send suggestions. Medical Basics 101. This answer is: Prefixes denoting numbers Prefixes denoting position and/or direction Prefixes denoting measurement Medical Terminology Noun Suffixes Combining forms for color Common Prefixes Adjective Suffixes Specialties and specialists med terms Instruments, surgical, and diagnostic procedures Negative prefixes Common suffixes. Prefixes are attached to the start of other words. Find the force in members HI,GIH I, G IHI,GI, and GJG JGJ. Almost everyone knows someone that has had appendicitis since this is such a common medical condition . Sufixo uma letra ou um grupo de letras que normalmente adicionado no final das palavras, para alterar a forma como uma palavra se encaixa numa frase gramaticalmente. Other vowels used for these purposes are i and a.Another example of how the vowel o links the different parts of a term is electrocardiogram. Related suffixes include ( -otomy) and (-ostomy). 111 terms. The prefix nano- is used in the metric system. -Osis is a very common suffix in biology. It is a, Prefixes by themselves are not allowed in Scrabble. ThoughtCo, Jul. It is also commonly used in chemistry and other sciences. It refers to decomposition, loosening, breaking down, separation, or decomposition. Usually, the prefix for is added to words when they are supposed to describe something that ends up being worse than it started. Biology Prefixes and Suffixes: -ectomy, -ostomy. Capability, susceptible of, fit for, etc. Names can have suffixes depending on the persons academic honors, religious affiliation, political title, or family status. So what we end up with is a removal of the uterus, fallopian tubes and ovaries. hematochezia, Medical Terminology Chapter 5 Pathology of th, Medical Terminology Chapter 4 Suffixes and Pr, Medical Terminology Chapter 4 Combining Forms, Julie S Snyder, Linda Lilley, Shelly Collins, Functional Outcomes for pts with Complete SCI. a CT scan. Prefixes denoting numbers These elements are identified by specific characters. The prefix auto- means self, same, spontaneous, or self-sufficient.