Chap 13

Question 1

______ matter on the outer surface of the cerebral hemisphere is ______.

Answer 1

Gray

cerebral cortex

Question 2

4 cerebral lobes;

Answer 2

frontal
parietal
occipital
temporal

Question 3

______ is the largest portion of brain

Answer 3

cerebrum

Question 4

Frontal lobe -

Answer 4

voluntary motor function
motivation
aggression
mood
smell

Question 5

Parietal lobe -

Answer 5

receive/evaluate general sensory info (not smell&hearing)

Question 6

occipital lobe -

Answer 6

receive/integrate visual input

Question 7

temporal lobe -

Answer 7

receive/evaluate smell & hearing

memory

Question 8

anterior/inferior portion of temporal lobe -

Answer 8

“psychic cortex”

= abstract thought / judgement

Question 9

dural partitions structure:

Answer 9

• falx cerebri (largest/longitudinal fissure)
• tentorium cerebelli (horizontal)
• falx cerebelli (between 2 hemispheres)

Question 10

1. olfactory nerve;

Answer 10

smell: sensory

Question 11

2. optic nerve;

Answer 11

vision: sensory

Question 12

3. oculomotor

Answer 12

4/6 of eyeball muscle: eye lid: motor & parasympathetic (pupil/lens)

• lavator palpebrae superioris
• uperior/onferior rectus muscle
• superior oblique

Question 13

4. trochlear;

Answer 13

1 eyeball muscle: somatic

- superior oblique

Question 14

5. trigeminal;

Answer 14

face, chewing, upper/lower jaw, teeth: sensory & motor

Question 15

6. abducens;

Answer 15

eye muscle:

- lateral rectus muscle

Question 16

7. facial;

Answer 16

taste (receptor of anterior 2/3 of tongue): sensory, motor & parasympathetic

Question 17

8. vestibulocochlear;

Answer 17

balance (vestibular) & hearing (cochlear): sensory

Question 18

9. glossopharyngeal;

Answer 18

posterior 1/3 of tongue for taste, salivary glands, tonsil, pharynx muscle, carotid arteries= blood pressure, Co2, O2, Ph level
sensory, motor & parasympathetic ganglia

Question 19

10. vagus;

Answer 19

pharynx, larynx, visera (heart, organ): sensory, motor & parasympathetic

Question 20

11. accessory;

Answer 20

neck (sternocleidomastoid), upper back (trapezius)

Question 21

12. hypoglossal;

Answer 21

3/4 of tongue muscle; speech, swallowing

Question 22

diencephalon surrounds _____ ventricle of brain

Answer 22

third

Question 23

______ fissure separates temporal lobe from rest of cerebrum

Answer 23

lateral

Question 24

Cerebro Spinal Fluid (CSF) is found in;

Answer 24

• subarachnoid space
• ventricles of brain
• central canal of spinal cord

Question 25

diencephalon components;

Answer 25

- thalamus - hypothalamus - subthalamus

Question 26

``` cerebrospinal fluid (CSF) is produced in and flows through _____, and is reabsorbed within the_____ . P. 446 ```

Answer 26

ventricles | meninges

Question 27

anterior to the central sulcus is ______ gyrus; primary _____ cortex.

Answer 27

precentral | motor

Question 28

posterior to the central sulcus is _____ gyrus; | primary ____ ____ cortex

Answer 28

post central | somatic sensory

Question 29

fold on cerebrum that increases surface area;

Answer 29

gyrus (gyri: prural)

Question 30

midbrain, pons, medula oblongata construct;

Answer 30

brainstem

Question 31

diffuse system of several loosely packed nuclei throughout the length of the brain stem is;

Answer 31

reticular formation

Question 32

reticular formation controls:

Answer 32

sleep-wake circle | state of alertness / consciousness

Question 33

frontal lobe is important in;

Answer 33

- voluntary motor function - motivation - aggression - smell - mood - decision making - personality

Question 34

rapid eye movement in sleep is a function of:

Answer 34

pons

Question 35

nuclei involved in controlling motor function;

Answer 35

basal nuclei

Question 36

function of cerebrospinal fluid

Answer 36

- protects brain from shock of rapid head movement | - provides nutrients to CNS tissues

Question 37

hypothalamus functions; most inferior of diencephalon P.438

Answer 37

- heart rate, urine, digestive tract, blood vessel - pituitary gland secretions, metabolism, ion concentration, sexual development & functions - swallowing, shivering - body temp - hunger, thirst - emotions; stress-related/psychosomatic illness, fear and rage - sleep/wake cycle - sexual development & behavior

Question 38

thalamus form synapse in sensory pathways of;

Answer 38

- taste - visual - auditory - pain - mood - actions of strong emotions (fear/rage)

Question 39

Olive(s) are;

Answer 39

nuclei involved in functions of balance, coordination, modulation of sounds