CNS - lecture 1

Question 1

sagittal

Answer 1

form the side

Question 2

horizontal

Answer 2

top view

Question 3

coronal

Answer 3

from the back or front

Question 4

dorsal

Answer 4

up (towards the peripheral

Question 5

ventral

Answer 5

down (towards the body)

Question 6

sulcus

Answer 6

space between folds

Question 7

gyrus

Answer 7

fold itself

Question 8

how to name a pathway

Answer 8

location –> destination

Question 9

cerebrum

Answer 9

thought, langue. memory

Question 10

diencephalon

Answer 10

hypothalamus and thalamus sensory relay to the cerebral cortex, hunger, thirst, aggression

Question 11

brain stem

Answer 11

life sustaining processes

Question 12

cerebellum

Answer 12

memory, balance, (‘little brain”)

Question 13

dura matter

Answer 13

outer most layer, thick durable, also supports blood vessels

Question 14

arachnoid matter

Answer 14

middle layer, cushioning, cerebrospinal fluid circulates between the arachnoid and pia

Question 15

pia matter

Answer 15

thin layer that surrounds brain and spinal cord (inner most layer)

Question 16

3 meninges

Answer 16

dura, arachnoid, pia

Question 17

four spinal cord regions

Answer 17

cervical, thoracic, lumber, sacral (C,T,L,S)

Question 18

dorsal root pathway

Answer 18

sensory info form periphery

Question 19

ventral root pathway

Answer 19

Carries motor signals to act on muscle

Question 20

pons

Answer 20

respiration

Question 21

medulla

Answer 21

cardiac control, respiration control

Question 22

midbrain

Answer 22

dopaminergic cells that help with motor control

Question 23

CN1 Olfactory

Answer 23

smell

Question 24

CN 2 Optic

Answer 24

vision

Question 25

CN 3 Oculomotor

Answer 25

eye movements

Question 26

CN 4 Trochlear

Answer 26

eye blink / raising eyelid

Question 27

CN 5 Trigeminal

Answer 27

sensing and moving parts of the jaw

Question 28

CN 6 Abducens

Answer 28

specific direction of eye movments

Question 29

CN 7 Facial

Answer 29

movement of facial muscles

Question 30

CN 8 Vestibulocochlear

Answer 30

transmits sound form inner ear to Brian (auditory nerve)

Question 31

CN 9 Glossopharyngeal

Answer 31

tounge throat and glands of the mouth

Question 32

CN 10 Vagus

Answer 32

heart and lungs

Question 33

CN 11 Accessory

Answer 33

shoulders and neck

Question 34

CN 12 Hypoglossal

Answer 34

tongue

Question 35

thalamus

Answer 35

receive inputs format he external world

Question 36

hypothalamus

Answer 36

endocrine control, sleep, stress ( 4 F’s) (fighting, fleeing, feeding, and fornication)

Question 37

topography

Answer 37

spatial distribution of parts within and organ