anatomy chapter 14 - peripheral nervous system

i got your number. (>rufus oneshots 57 times)

Name cranial nerve 1.

olfactory

Which number is the olfactory nerve?

1

The olfactory nerve is a (mixed/motor/sensory) nerve.

sensory

Hearing, equilibrium, and vision are special senses of the ______ sensory division of the peripheral nervous system.

somatic

Taste and smell are special senses of the ________ sensory division of the peripheral nervous system.

visceral

Which nerve extends through foramina in the cribriform plate?

olfactory (1)

Which nerve imparts special visceral sensory, as well as the sense of smell?

olfactory (1)

Give the name for cranial nerve 2.

optic

Which number is the optic nerve?

2

(All/half) of our vision data crosses over at the optic chiasma.

half

Where does decussation of visionary inputs occur in the optic nerve?

optic chiasma

Which nerve imparts special somatic sensory, as well as the sense of vision?

optic (2)

Give the name for cranial nerve 3.

oculomotor

Which number is the oculomotor nerve?

3

Which nerve controls these four muscles that facilitate movement of the eyeball: superior rectus, medial rectus, inferior rectus, and inferior obliques?

oculomotor (3)

The oculomotor nerve is (mixed/motor/sensory).

motor

Which nerve is responsible for contraction of the ciliary muscles?

oculomotor (3)

Which nerve innervates the levator palpebrae superioris muscle, elevating the upper eyelid?

oculomotor (3)

Give the name for cranial nerve 4.

trochlear

Which number is the trochlear nerve?

4

The trochlear nerve is (mixed/motor/sensory).

motor

Which cranial nerve innervates the superior oblique muscle, which acts like a pulley pivoting at the trochlea?

trochlear (4)

Give the name for cranial nerve 5.

trigeminal

Which number is the trigeminal nerve?

5

The trigeminal nerve is (mixed/motor/sensory).

mixed

Mastication is the somatic motor function of which cranial nerve?

trigeminal (5)

General sensation in the face - such as detection of touch, temperature, and pain - is the sensory function of which cranial nerve?

trigeminal (5)

Does the trigeminal nerve have sensory function within the oral cavity?

yes

Give the name of cranial nerve 6.

abducens

Which number is the abducens nerve?

6

The abducens nerve is a (mixed/motor/sensory) nerve

motor

Which cranial nerve innervates the lateral rectus muscle, which abducts the eye?

abducens (6)

Give the name of the highlighted nerve

olfactory

Give the number of the highlighted nerve

1

Give the number of the highlighted nerve

2

Give the name of the highlighted nerve

optic

Give the number of the highlighted nerve.

3

Give the name of the highlighted nerve

oculomotor

Give the number of the highlighted nerve

4

Name the highlighted nerve

trochlear

Give the number of the highlighted nerve

5

Name the highlighted nerve

trigeminal

Give the number of the highlighted nerve

6

Name the highlighted nerve

abducens

Give the name of cranial nerve 7

facial

What number is the facial nerve?

7

The anterior 2/3 of the tongue has sensory function imparted by which nerve?

facial (7)

The facial nerve is a (mixed/motor/sensory) nerve

mixed

Muscles controlling facial expression have function imparted by which cranial nerve?

facial (7)

Give the name for cranial nerve 8

vestibulocochlear

Which number is the vestribulocochlear nerve?

8

Special somatic sensory, as well as the sense of equilibrium, are imparted by which cranial nerve?

vestibulocochlear (8)

Special somatic sensory, as well as the sense of hearing, are imparted by which cranial nerve?

vestibulocochlear (8)

The vestibulocochlear nerve is a (mixed/motor/sensory) nerve.

sensory

The ____ branch of the vestibulocochlear nerve gives us the sense of hearing.

cochlear

Give the name for cranial nerve 9

glossopharyngeal

Which number is the glossopharyngeal nerve?

9

Which nerve imparts sensory function in the posterior 1/3 of the tongue?

glossopharyngeal (9)

Which nerve provides motor innervation of the tongue in the form of swallowing?

glossopharyngeal (9)

Which nerve provides sensory function in the middle ear cavity?

glossopharyngeal (9)

Which cranial nerve has innervation extending beyond the head & neck?

vagus (10)

The glossopharyngeal nerve is a (mixed/motor/sensory) nerve.

mixed

Give the name for cranial nerve 10.

vagus

Which number is the vagus nerve?

10

Swallowing and vocalization are motor functions of which cranial nerve?

vagus (10)

The vagus nerve is a (mixed/motor/sensory) nerve.

mixed

Sensory function of the thoracic/abdominal viscera is imparted by which cranial nerve?

vagus (10)

Give the name of cranial nerve 11.

accessory

Which number is the accessory nerve?

11

Which nerve innervates the trapezius and sternocleidomastoid muscles?

accessory (11)

The accessory nerve is a (mixed/motor/sensory) nerve.

motor

Give the name of cranial nerve 12.

hypoglossal

Which number is the hypoglossal nerve?

12

The hypoglossal nerve is a (mixed/motor/sensory) nerve.

motor

The intrinsic and external muscles of the tongue, which permit its function during feeding, swallowing, and speech, have motor function imparted by which cranial nerve?

hypoglossal (12)

How many nerves impart sensory function of the tongue?

2

Give the number of the highlighted nerve

7

Name the highlighted nerve

facial

Name the highlighted nerve

vestibulocochlear

Give the number of the highlighted nerve

8

Number the highlighted nerve

9

Name the highlighted nerve

glossopharyngeal

Name the highlighted nerve

vagus

Give the number for the highlighted nerve

10

Give the number for the highlighted nerve

12

Name the highlighted nerve

hypoglossal

Give the number of the highlighted nerve

11

Name the highlighted nerve

accessory

After emerging from the spinal cord, branches of nerves tend to form a structure called a ______ to impart functional redundancy.

plexus

Which region of the spinal cord has one more spinal cord segment than vertebra?

cervical

How many spinal cord segments are in the cervical spine region?

8

Inferior to all of the other spinal nerves, there is a singular ______ nerve.

coccygeal

Name the four plexuses in descending order.

cervical, brachial, lumbar, sacral

Below the cervical region, all spinal nerves exit (above/below) their corresponding vertebra.

below

In the cervical region (that is, until C8), all spinal nerves exit (above/below) their corresponding vertebra.

above

After spinal nerve _____ exit the spinal cord, they eventually converge, and then split again into ventral and dorsal _____.

rootlets, rami

After dorsal rootlets emerge from the spinal cord, they converge into a ganglion (before/after) meeting with the ventral roots.

before

True/false: Spinal nerve rootlets contain both sensory and motor info.

false

True/false: Spinal nerve rami contain both sensory and motor info.

true

Which spinal cord region does NOT have rami that branch out into plexuses?

thoracic