CNS Exam 3

Question 1

What are photoreceptors?

Answer 1

Cones

Question 2

Photoreceptors in the fovea?

Answer 2

Cones

Question 3

Corneal reflex innervations?

Answer 3

Trigeminal and Facial

Question 4

Dynamic Equilibrium sensory organ is:

Answer 4

Cristae

Question 5

Abducens (VI) controls?

Answer 5

Lateral rectus

Question 6

If you run into a tree ……….. descending acceleration?

Answer 6

Urticle and saccule

Question 7

Parasympathetic?

Answer 7

GVE

Question 8

mastication innervations?

Answer 8

Mandibular ( Branch of Trigeminal)

Question 9

medial Longitudinal Fasciculas?

Answer 9

Goes from trigeminal to oculomotor

Question 10

Pharyngeal and laryngeal muscle innervations?

Answer 10

Nucleus ambiguous

Question 11

Solitary?

Answer 11

Afferent limbs of reflexes and modulates cardiac and respiratory systems.

Question 12

Lesions and can not taste:

Answer 12

Solitary tract/nucleus

Question 13

Hypoglossus innervations?

Answer 13

Hypoglossal Nerve

Question 14

Branch of trigeminal that is motor??

Answer 14

Mandibular

Question 15

Primary decussation of auditory?

Answer 15

Trapezoid body

Question 16

Auditory cortex?

Answer 16

Transverse temporal

Question 17

Number of functional components of the brainstem?

Answer 17

7

Question 18

Which is true?

Answer 18

Many crossover= exact hearing

Question 19

Not a direct target of axon cells?

Answer 19

Visual cortex

Question 20

Which has a different function out of 4,7,8,10 cranial nerves?

Answer 20

CN 4

Question 21

Hypoglossal nerve is a ________ nerve.

Answer 21

Motor

Question 22

Oculomotor, hypoglossal, and trochlear nerves?

Answer 22

GSE

Question 23

What is not a part of the auditory cortex?

Answer 23

Superior Colliculus

Question 24

Order of ascending pathway of conscious awareness?

Answer 24

Opthalamic, Trigeminal, Spinal Trigeminal, and Primary Sensory area

Question 25

Parasympathetic?

Answer 25

Oculomotor

Question 26

What is involved in the pupillary light reflex?

Answer 26

Cilliary

Question 27

Nystgmasm- cold/ warm water in ear?

Answer 27

Semicircular canals?

Question 28

Nerves involved in SVA

Answer 28

I,VII,X

Question 29

2 Nerves involved in corneal reflex?

Answer 29

Trigeminal and facial

Question 30

Branch of trigeminal nerve that is motor?

Answer 30

Mandibular

Question 31

An example of photoreceptor:

Answer 31

Rods

Question 32

Concentration in the fovea:

Answer 32

Cones

Question 33

Which is not true of the nerves of solitary tract?

Answer 33

Go to anterior 1/3 of tongue for taste

Question 34

What do these have in common?

Answer 34

GSE

Question 35

What does CN VI control?

Answer 35

Lateral Rectus

Question 36

What is a sensory organ for dynamic equilibrium?

Answer 36

Cristae

Question 37

Hypoglossal nerve =

Answer 37

Motor

Question 38

Run into a tree => What?

Answer 38

A. Uticle B. Saccule C. Both

Question 39

What nerve does taste on the epiglottis?

Answer 39

Vagus

Question 40

Which nerve has parasympathetic components?

Answer 40

CN III (Oculomotor)

Question 41

Shine light --> Right eye no contraction Left eye contraction, what nerve?

Answer 41

Right Oculomotor

Question 42

What funcional component is parasympathetic?

Answer 42

GVE

Question 43

Which nerve innervates the muscles of mastication?

Answer 43

Trigeminal

Question 44

Where do ganglia cells not terminate?

Answer 44

Visual Cortex

Question 45

When looking at something on the right:

Answer 45

Right Abducens, Left Oculomotor

Question 46

Ascending MLF ends in the:

Answer 46

Oculomotor Nucleus

Question 47

Pharyngeal and laryngeal muscles are innervated by muscle fibers from?

Answer 47

Nucleus Ambiguus

Question 48

What does the solitary convey?

Answer 48

Afferent limb of reflexes and modulates cardiac and respiratory function.

Question 49

If you can not taste, you more than likely have a lesion on:

Answer 49

Solitary tract/nucleus

Question 50

What innervates the tensor tympani and stapes?

Answer 50

Trigeminal and Facial nerves.