Swallowing Physiology

Question 1

Nerves involved in oral preparatory phase

Answer 1

V VII IX X XII

Question 2

Nerves involved in oral transit phase

Answer 2

V VII IX X XII

Question 3

Nerves involved in pharangyeal phase 1 & 2

Answer 3

IX X XII

Question 4

In pharyngeal phase 2 , airway closed by?

Answer 4

Epiglottis, vocal cords, arytenoid action

Question 5

Oesophageal phase nerves involved

Answer 5

IX X

Question 6

What nerve supplies parotid gland?

Answer 6

CN IX

Question 7

What nerve supplies submandibular gland?

Answer 7

CNVII

Question 8

What nerve supplies sublingual gland?

Answer 8

CNVII

Question 9

What innervates anterior 2/3 of tongue?

Answer 9

CN VII

Question 10

What innervates posterior 1/3 of tongue?

Answer 10

CN IX glossopharyngeal

Question 11

What efferent nerve supplies muscles of mastication?

Answer 11

CNV 3 - Mandibular branch of trigeminal nerve

Question 12

What sensory nerve is responsible for receiving information from the skin of the scalp and face, mucous membranes of the eye, oral cavity, nasal cavity, paranasal sinuses

Answer 12

All branches CNV

Question 13

What other muscles is the mandibular branch of trigeminal nerve responsible for?

Answer 13

Mylohoid, anterior belly of digastric muscle, soft palate, middle ear