Unit 1 Review 1.1

Question 1

Cranial nerves that have a nucleus of origin have a _______ function

Answer 1

Motor

Question 2

Cranial nerves that have nucleus of termination have a ________ function

Answer 2

Sensory

Question 3

A patent opening is described as:

Answer 3

A hole with an unchanging border (such as foramina of skull)

Question 4

Total # of Spinal nerves pairs

Answer 4

31 pairs

Question 5

Dorsal spinal nerve root has ________ function

Answer 5

Sensory

Question 6

Ventral spinal nerve root has _________ function

Answer 6

Motor

Question 7

Two divisions of somatic nervous system

Answer 7

Sensory and motor

Question 8

Two divisions of visceral (autonomic) nervous system

Answer 8

Sympathetic and parasympathetic divisions

Question 9

Olfactory CN is _______ sensory and fibers in the olfactory mucosa traverse the _______ _______ and synapse on the _________ _______

Answer 9

Special sensory
Cribiform plate
Olfactory bulb

Question 10

Optic nerve is ______ sensory and fibers from the retina converge on the optic disc and are carried in the optic nerve, chiasma and tract to the _________ ________ bodies

Answer 10

Special sensory

Lateral geniculate bodies

Question 11

Oculomotor nerve is in what two divisions of the nervous system

Answer 11

motor and parasympathetic

Question 12

The oculomotor nerve supplies what two visceral muscles

Answer 12

Ciliaris muscle

Sphincter papillae

Question 13

What division does the trochlear nerve belong in

Answer 13

Somatic: motor

Question 14

What muscle does the trochlear nerve innervate

Answer 14

Superior oblique

Question 15

The superior oblique performs what action on the eye

Answer 15

Directs eye inferiorly and laterally

Question 16

The inferior oblique performs what action on the eye

Answer 16

Directs eye superiorly and laterally

Question 17

Trigeminal nerve belongs in what divisions of the nervous system

Answer 17

motor and sensory

Question 18

The trigeminal is known for its great amount of somatic ______ fibers in the face

Answer 18

somatic sensory fibers

“Great Sensory Nerve of the Face”

Question 19

Name the largest cranial nerve

Answer 19

Trigeminal

Question 20

What cranial nerve supplies the muscles of mastication

Answer 20

The trigeminal nerve

Question 21

What divisions of the nervous system does the abducens nerve belong in

Answer 21

motor

Question 22

Abducens supplies what muscle

Answer 22

Lateral rectus

Question 23

The facial nerve belongs in what divisions of the nervous system

Answer 23

motor/ sensory

parasympathetic

Question 24

The facial nerve carries taste information from the ________ 2/3 of the tongue

Answer 24

anterior 2/3 of the tongue

Question 25

What nerve supplies muscles of facial expression

Answer 25

Facial nerve | "Nerve of Facial Expression"

Question 26

What cranial nerve supplies the stylohyoid and stapedius muscles

Answer 26

Facial nerve

Question 27

What nerve innervates the lacrimal and salivary glands

Answer 27

The facial nerve

Question 28

The vestibulocochlear nerve performs what functions

Answer 28

Special sensory for hearing and equilibrium

Question 29

The vestibulocochlear supplies the ________ and ________

Answer 29

Vestibule and cochlea

Question 30

The glossopharyngeal is part of what subdivisions of the nervous system

Answer 30

Motor/sensory Parasympathetic Special sensory

Question 31

The glossopharyngeal carries taste from the _______ 1/3 of the tongue

Answer 31

Posterior 1/3 of the tongue

Question 32

The glossopharyngeal supplies parasympathetic innervation to the _________ gland

Answer 32

Parotid gland

Question 33

The vagus nerve is under what divisions of the nervous system

Answer 33

motor/sensory | parasympathetic

Question 34

The longest nerve is the _______ nerve

Answer 34

The vagus nerve

Question 35

Motor supply to the pharyngeal constrictor is done by the _______ nerve

Answer 35

Vagus nerve

Question 36

The vagus nerve supplies parasympathetic innervation to the ______ and ______, and in the GI tract from the _________ to the distal 1/3 of the ________ colon

Answer 36

Vagus parasympathetic supplies: Bronchi and heart Esophagus to distal 1/3 of transverse colon

Question 37

The spinal accessory nerve is under what divisions of the nervous system

Answer 37

Solely motor nerve

Question 38

T/F The spinal accessory nerve contains spinal and cranial parts

Answer 38

True

Question 39

The cranial part of the accessory nerve supplies muscles of the ______, _______ and _________

Answer 39

Pharynx Larynx Palate

Question 40

The spinal part of the accessory nerve supplies the ___________ and __________ muscles

Answer 40

Trapezius | Sternocleidomastoid

Question 41

The hypoglossal nerve is under what divisions of the nervous system

Answer 41

Solely motor

Question 42

The hypoglossal nerve supplies intrinsic and extrinsic muscles of the _________

Answer 42

intrinsic and extrinsic muscles of the tongue

Question 43

No sensory is associated with cranial nerves _______ and ________

Answer 43

C.N.s: 11 -- Accessory nerve 12 --hypoglossal nerve