Functions Only

Question 1

Optic

Answer 1

Special sense: sight

Question 2

Occulomotor

Answer 2

Motor: extraoccular muscles except superior oblique and lateral rectus

Question 3

Trochlear

Answer 3

Motor: Superior oblique

Question 4

Trigeminal

Answer 4

Sensory: skin of face and mucous membranes of sinuses
Motor: (V3) muscles of mastication and tensor tympani

Question 5

Abducens

Answer 5

Motor: lateral rectus

Question 6

Olfactory

Answer 6

Special sense: olfaction

Question 7

Facial

Answer 7

Motor: muscles of facial expression, stapedius, post. belly of digastric, and stylohyoid

Special sense: anterior 2/3 of tongue

Question 8

Vestibulocochlear

Answer 8

Special sense: hearing and balance

Question 9

Glossopharyngeal

Answer 9

Sensory: Middle ear, eustacian tube, carotid body and sinus, oropharynx, palatine tonsils, posterior 1/3 of tongue
Special sense: taste in posterior 1/3 of tongue
Motor: stylopharyngeus

Question 10

Vagus

Answer 10

Sensory: laryngopharynx, larynx, oesophagus,external ear, aortic body and arch, thoracic and abdominal viscera
Motor: soft palate, pharynx larynx and upper oesophagus

Question 11

Spinal accessory

Answer 11

Motor: trapezius and SCM

Question 12

Hypoglossal

Answer 12

Motor: extrinsic and intrinsic muscle of tongue