Block 4

Question 1

CN I

Answer 1

Olfactory n.

Question 2

CN II

Answer 2

Optic n.

Question 3

CN III

Answer 3

Oculomotor n.

Question 4

CN IV

Answer 4

Trochlear n.

Question 5

CN V

Answer 5

Trigeminal n.

Question 6

CN V1

Answer 6

Ophthalmic n. (Trigeminal)

Question 7

CN V2

Answer 7

Maxillary n. (Trigeminal)

Question 8

CN V3

Answer 8

Mandibular n. (Trigeminal)

Question 9

CN VI

Answer 9

Abducens n.

Question 10

CN VII

Answer 10

Facial n.

Question 11

CN VIII

Answer 11

Vestibulocochlear n.

Question 12

CN IX

Answer 12

Glossopharyngeal n.

Question 13

CN X

Answer 13

Vagus n.

Question 14

CN XI

Answer 14

Accessory n.

Question 15

CN XII

Answer 15

Hypoglossal n.

Question 16

smell

Answer 16

Olfactory n. (CN I)

Question 17

Vision

Answer 17

Optic n. (CN II)

Question 18

Extraocular eye muscles, parasympathetic to sphincter pupillae and ciliary body

Answer 18

Oculomotor n. (CN III)

Question 19

Somatic motor to superior oblique m.

Answer 19

Trochlear n. (CN IV)

Question 20

Sensory to superior face and scalp

Answer 20

Ophthalmic n. (Trigeminal, CN V1)

Question 21

Sensory to nose, inferior eyelids, and maxillary teeth

Answer 21

Maxillary n. (Trigeminal, CN V2)

Question 22

Sensory to lower lip, cheek, temporal region, anterior 2/3 tongue, mandibular teeth and visceral efferent to muscles of mastication

Answer 22

Mandibular n. (Trigeminal, CN V3)

Question 23

Motor to lateral rectus m.

Answer 23

Abducens n. (CN VI)

Question 24

Taste to anterior 2/3 of tongue, parasympathetic to salivary glands and lacrimal gland, mm. of facial expression, sensory posterior to ear

Answer 24

Facial n. (CN VII)

Question 25

Hearing, equilibrium, balance

Answer 25

Vestibulocochlear n. (CN VIII)

Question 26

Taste and sensory to posterior 1/3 of tongue, sensory to external and middle ear, visceral afferent to carotid body and carotid sinus, parasympathetic to parotid gland

Answer 26

Glossopharyngeal n. (CN IX)

Question 27

visceral efferent to smooth muscle/glands of thorax/abdomen, sensory to pharynx/larynx, visceral afferent to viscera of neck, thorax, abdomen

Answer 27

Vagus n. (CN X)

Question 28

Somatic motor to sternocleidomastoid and trapezius mm.

Answer 28

Accessory n. (CN XI)