Prefixes - "Position/Direction"

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created 4 months ago by terrioverseas
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ptec102
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1

ab-

away from

abduction - to move a body part away from the midline

2

ad-

towards, to, near

adduction - to move a body part toward the midline

3

anti-

against, opposed to

anticoagulant - an agent that prevents clotting

4

circum-

around, circular motion

circumcision - cutting around an anatomic part

5

contra-

against, opposed to

contraindicated - a specific situation in which a drug or treatment should not be used because of risk of harm

6

de-

not, from, down

descending - moving or falling downward

7

dia-

across or through

diapedesis - the passage of blood through the intact walls of blood vessels

8

dis-

separate, apart

distal - situated away from the center of the body

9

epi-

upon, above

epiglottis - a flap attached to the top of the larynx

10

para-

along, beside

parathyroid - adjacent to the thyroid gland

11

peri-

around

periosteum - thick, fibrous membrane around the bones

12

trans-

across or through

transverse - lying across the long axis of the body