Medical Terminology Lecture 5: Prefixes (PDF)

PPC 102 / PPD 102 Medical terminology Lecture 5 Prefix Fall 2024 – 2025 Assoc. Prof. Noha El-Salamouni  Prefixes 2 A word element added at the beginning of the word....

PPC 102 / PPD 102 Medical terminology Lecture 5 Prefix Fall 2024 – 2025 Assoc. Prof. Noha El-Salamouni  Prefixes 2 A word element added at the beginning of the word. Changing the prefix for a certain word root, changes the meaning; Preoperative Postoperative  Prefixes 3 Prefix usually indicates; Location Direction Prefix Time Amount Color Size Negation (negative)  Prefixes Prefix indicating a location 4 Prefix Meaning Intra- / Endo- inside or within Peri- around or surrounding Ec- / Ecto- out or outside Em- / En- inside or within Retro- / Post- behind Sub- / Hypo- under Inter- between  Prefixes Prefix indicating a location 5 Word Meaning Intra-abdominal related to inside the abdomen Endometritis inflammation inside the uterus Pericarditis inflammation around or surrounding the heart Intra-abdominal Endometritis Pericarditis  Prefixes Prefix indicating a location 6 Word Meaning Intra-abdominal related to inside the abdomen Endometritis inflammation inside the uterus Pericarditis inflammation around or surrounding the heart Ectocervical Related to outside the cervical wall Empyema Empyema pus inside a body cavity, specially the chest  Prefixes Prefix indicating a location 7 Word Meaning Retrocardial pertaining to behind the heart Postnasal related to behind the nose Subcutaneous under the skin Subhepatic related to under the liver Hypodermic needle related to a needle inserted under the skin Hypodermic needle Postnasal Subcutaneous  Prefixes Prefix indicating a location 8 Word Meaning Retrocardial pertaining to behind the heart Postnasal related to behind the nose Subcutaneous under the skin Subhepatic related to under the liver Hypodermic needle related to a needle inserted under the skin Intercostal Intercostal related to between the ribs  Prefixes Prefix indicating time 9 Prefix Meaning Ante- / Pre- before Post- after Word Meaning Antepartum before child birth Preoperative medication a medication given before surgery Postoperative a complication that occurs after surgery complication  Prefixes Prefix pertaining to negation 10 Prefix Meaning A- / An- without or absence of Anti- against Contra- against, opposite Dis- absence, removal, separation In- / Non- / Un- not  Prefixes Prefix pertaining to negation 11 Word Meaning Afebrile without fever Aseptic without microorganisms Dissect Anesthesia without feeling Antitoxin against toxin or poison Antidote a substance to counteract poison Contraception prevention of conception Dissect to separate tissues for anatomical study Insignificant not important Noninfectious not able to spread disease Unconscious not responsive