Cranial Nerves

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created 6 years ago by allison_popovec11
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updated 6 years ago by allison_popovec11
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1

You are walking across campus when a bear jumps out in front of you from behind a dumpster. Which division of the autonomic nervous system is going to dominate when that bear startles you?!

Sympathetic

2

What is the difference between a nerve and a tract?

A bundle of axons in the CNS is called a tract, while in the PNS it is called a nerve.

3

A collection of neuronal cell bodies located in the peripheral nervous system is called

ganglion

4

The afferent division of the PNS __________.

conducts impulses to the CNS from sensory receptors

5

The "rest and digestion" division of the ANS is formally known as the __________ division.

parasympathetic division

6

Which of the following skull bones contains paranasal sinusus?

ethmoid

7

Which structure below is associated with the sphenoid bone

foramen ovale

8

What suture is located between the parietal bones and the occipital bone

lambdoidal suture

9

Which bones form the hard palate

Maxillae & palatine bone

10

Which of the following is a bone of the cranium

sphenoid

11

What bony feature is NOT part of the ethmoid bone

inferior nasal concha

12

Which passageway is INCORRECTLY paired with a structure that is transmitted through the passageway

Foramen ovale –maxillary division of trigeminal nerve

13

What bony feature is associated with a temporal bone

carotid canal

14

Which of the following cranial bones articulates with the condyle of the mandible

temporal

15

Which bones form the bridge of the nose

nasal bones

16

The auditory ossicles transmit vibrations from the tympanic membrane across the middle ear to the

Oval Window

17

Which of the following structure(s) are located in the inner ear

cochlea

18

Which nerve carries special sensory information from the posterior 1/3 of the tongue

glossopharyngeal

19

Olfactory receptor cells are examples of

chemoreceptors

20

GENERAL sensation to the anterior 2/3 of the tongue is supplied by a branch of the

trigeminal nerve

21

Which of the following is a part of the fibrous tunic of the eye

sclera

22

The primary auditory cortex is located in the _______ lobe

temporal

23

Which of the following cells are responsible for transduction in the eye

rods and cones

24

Walking from a dark room into a bright room normally causes the pupil to _______, activitiy which is produced by ______ stimulation. Which of the following words fill in the blanks in the proper order (

constrict; parasympathetic

25

Which of the following is INCORRECT about the visual pathway to the brain

If the left optic tract was cut, input from the entire visual field would still be able to reach the visual cortex via the right optic tract.

26

Which of the following cranial nerves does NOT travel through the superior orbital fissure

optic

27

How many cranial nerves pairs innervate the extrinsic muscles of the eye

3

28

The infraorbital nerve is a branch of the

maxillary division of the trigeminal nerve

29

Which cranial nerve innervates muscles of the tongue

hypoglosseal

30

How many cranial nerve pairs exit through the jugular foramen?

3

31

Which of the following cranial nerves are sensory ONLY

1,2,5

32

Which of the following cranial nerve carries parasympathetic fibers

glossopharyngeal

33

What skull structure(s) do the olfactory nerves pass through

cribiforamina

34

General sensation to the anterior 2/3 of the tongue is provided by a branch of the

mandibular

35

The muscle that closes the eyelid is the

orbicularis

36

If someone bilaterally contracts their medial rectus muscles of their eyes, they cause their two eyes to

adduct

37

The only muscle of mastication that depresses the mandible

pterygoid

38

What structure listed below is important in detecting changes in the concentration of oxygen in the blood

carotid body

39

The external jugular vein typically drains blood into the

subclavain