H&N Ch. 8 Quiz

Question 1

Junction of neuron and an effector

Answer 1

synapse

Question 2

away from on organ

Answer 2

efferent

Question 3

towards an organ

Answer 3

afferent

Question 4

rapid depolarization of cell membrane

Answer 4

action potential

Question 5

components of CNS

Answer 5

brain

spinal cord

Question 6

major brain divisions

Answer 6

cerebrum
cerebellum
brain stem
diencephalon

Question 7

components of PNS

Answer 7

afferent nervous system
efferent nervous system
somatic nervous system
autonomic nervous system

Question 8

2 divisons and subdivisions of autonomic system

Answer 8

sympathetic nervous system

parasympathetic nervsouse system

Question 9

chemical agents needed to carry impulses across synapse to another chemical agent

Answer 9

neurotransmmitter

Question 10

parts of brainstem

Answer 10

pons
medulla
midbrain

Question 11

components of diencephalon

Answer 11

thalamus

hypothalamus

Question 12

part of brain links nervous and endocrine system

Answer 12

hypothalmus

Question 13

coordination and proprioconception

Answer 13

cerebellum

Question 14

excitatory neurotransmitters

Answer 14

acetylcholine

norepinephrine

Question 15

inhibitory neurotransmitters

Answer 15

dopamine

serotonin

Question 16

nerve most important in dental profession

Answer 16

trigeminal

Question 17

longest nerve

Answer 17

X vagus

Question 18

largest nerve

Answer 18

V trigeminal

Question 19

smallest nerve

Answer 19

IV trochlear

Question 20

3 nerves that supply innervations and muscles to eye

Answer 20

I olfactory
II optic
III oculomotor

Question 21

supplies motor sensation to tongue

Answer 21

XII hypoglossal

Question 22

sensory ant. 2/3 tongue

Answer 22

XII hypoglossal

Question 23

sensory post 1/3 tongue

Answer 23

IX glossopharyngeal

Question 24

taste ant 2/3 tongue

Answer 24

VII chordi tympani

Question 25

taste post 2/3 tongue

Answer 25

IX glossopharyngeal

Question 26

descending tract in spinal cord...

Answer 26

motor

Question 27

brain part supplies auditory

Answer 27

temporal

Question 28

brain part supplies taste

Answer 28

parietal

Question 29

brain part supplies emotions

Answer 29

frontal

Question 30

brain part supplies olfactory

Answer 30

temporal

Question 31

brain part supplies visual

Answer 31

occipital

Question 32

I: nerve type foramen

Answer 32

olfactory sensory cribriform plate

Question 33

II: nerve type foramen

Answer 33

optic sensory optic foramen

Question 34

III: nerve type foramen

Answer 34

oculomotor motor superior orbital fissure

Question 35

IV: nerve type foramen

Answer 35

trochlear motor superior orbital fissure

Question 36

V: nerve type foramen

Answer 36

trigeminal | both

Question 37

VI: nerve type foramen

Answer 37

ophthalmic sensory superior orbital fissure

Question 38

V2: nerve type foramen

Answer 38

maxillary sensory foramen rotundum

Question 39

V3: nerve type foramen

Answer 39

mandibular both foramen ovale

Question 40

VII: nerve type foramen

Answer 40

facial both Internal acoustic meatus and stylomastoid foramen

Question 41

VIII: nerve type foramen

Answer 41

vestibulocochlear sensory internal meatus

Question 42

IX: nerve type foramen

Answer 42

glossopharyngeal both jugular foramen

Question 43

X: nerve type foramen

Answer 43

vagus both jugular foramen

Question 44

XI: nerve type foramen

Answer 44

accessory motor jugular foarmen

Question 45

XII: nerve type foramen

Answer 45

hypoglossal motor hypoglossal canal