CH 15 Flashcards Preview

Medical Terminology > CH 15 > Flashcards

Flashcards in CH 15 Deck (39)
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1

dendr(o)

tree

2

gli(o)

neuroglia or sticky substance

3

nerv(o), neur(o)

nerve

4

synapse

region of communication between one neuron and another

5

neuro/muscular joint

area of contact between a neuron and adjoining skeletal muscle

6

cerebell(o)

cerebullum

7

cerebr(o), encephal(o)

brain

cerebr(o) sometimes cerebrum

8

myel(o)

spinal cord (sometimes bone marrow)

9

mening(i), mening(o)

meninges

10

arachn(o)

spider or arachnoid

a meningeal membrane

11

dura mater

meningeal layer

tough outer layer

inside cranial bones

lines vertebral canal

12

arachnoid

meningeal layer

thin middle layer

numerous threadlike strands attaching to pia mater

13

pia mater

innermost layer

thin & delicate

tightly attached to the surface of the brain and spinal cord

14

Peripheral Nervous System PNS

forms communication network between the central nervous system and the rest of the body

sensory (afferent) system

motor (efferent) system

15

chem(o)

chemical

16

mechan(o)

mechanical

17

noc(i)

cause harm, injury, or pain

18

phot(o)

light

19

therm(o)

heat

20

conjunctiv(o)

conjunctiva

21

ir(o), irid(o)

iris

22

kerat(o)

cornea, hard, horny

23

ocul(o), opthalm(o)

eye

24

dacry(o), lacrim(o)

tear

25

opt(o), optic(o)

vision

26

retin(o)

retina

27

audi(o)

hearing

28

ot(o)

ear

29

PET Position Emission Tomography

constructs color-coded images that indicate the intensity of metabolic activity.

uses radioactive substances to assess function of various body structures.

30

pseud(o)

false