Ch 8 - Review Questions

Question 1

The brainstem consists of which 3 structures?

Answer 1

Medulla
Pons
Midbrain

Question 2

The central nervous system consists of which structures?

Answer 2

Brain

Spinal Cord

Question 3

(True or False) - Neurotransmitters are discharged with the arrival of the action potential.

Answer 3

True

Question 4

To which division of the nervous system does a nerve belong if it leads from the eye to the brain and carries visual information?

Answer 4

Afferent Nervous System

Question 5

(True or False) - An efferent nerve carries information away from the brain (or spinal cord) to the periphery of the body.

Answer 5

True

Question 6

Where does the Posterior Superior Aveolar nerve supply?

Answer 6

Maxillary Posterior teeth

Question 7

Through which foramen does the Facial Nerve (CN VII) pass through the skull?

Answer 7

Stylomastoid Foramen

Question 8

Which nerve is associated with Bell’s Palsy?

Answer 8

Facial Nerve (CN VII)

Question 9

(True or False) - Hypoglossal Nerve supplies the Intrinsic tongue muscles.

Answer 9

True

Question 10

Which nerve carries taste sensation for the base of the tongue?

Answer 10

Glossopharyngeal Nerve (CN IX)

Question 11

Where is the Trigeminal Ganglion located?

Answer 11

Anterior surface of the petrous portion of the temporal bone.

Question 12

Sensory information is supplied for the soft palate by which which nerve?

Answer 12

Lesser palatine nerve

Question 13

Posterior belly of the digastric muscle is innervated by branches from which nerve?

Answer 13

Facial Nerve (VII)

Question 14

Which nerve may show crossover from the opposite side in a patient?

Answer 14

Anterior superior alveolar nerve

Question 15

Which nerve is CN X?

Answer 15

Vagus Nerve

Question 16

A portion of the Ophthalmic Nerve.

Answer 16

Nasociliary nerve

Question 17

Nerve located in the *mandibular canal

Answer 17

Inferior alveolar nerve

Question 18

Which nerve exits foramen ovale of the sphenoid bone?

Answer 18

Motor root of the trigeminal nerve.

Question 19

Which nerve is involved when a patient protrudes the tongue and a deviation to the right side is noted?

Answer 19

Facial Nerve (CN XII)

Question 20

Which nerve exits the skull through Foramen Ovale?

Answer 20

Mandibular nerve

Question 21

Which nerve serves the pulpal tissues of the mandibular molars?

Answer 21

Inferior Alveolar nerve

Question 22

Which nerve may in some cases also serve as an afferent nerve for the mandibular first molar (needs to be considered when there is a failure of the inferior alveolar local anesthetic block)?

Answer 22

Mylohyoid nerve.