Chapter 100: Mechanisms of Normal and Abnormal Swallowing

Question 1

What are the 4 stages of swallowing?

Answer 1

Oral preparatory, Oral, Pharyngeal, Esophageal

Question 2

What is the most important event in the oral preparatory phase:

Answer 2

Lateral rolling of the tongue

Question 3

Average duration of the oral stage:

Answer 3

1 - 1.5 secs

Question 4

What is the most physologically important stage of the swallow?

Answer 4

Pharyngeal

Question 5

Give 3 ways to bypass the oral phases.

Answer 5

Liquid diet, syringing, tilting the head backwards

Question 6

What are the 3 laryngeal sphincters?

Answer 6

epiglotts + aryepiglottic folds, true vocal folds, false vocal folds

Question 7

What is can be seen during FEES in tongue control disorders?

Answer 7

Spillage of food into the pharynx during mastication

Question 8

Which modality allows evaluation of all stages of swallowing?

Answer 8

Videofluoroscopic Study of Swallowing (VFS)

Question 9

Which stage cannot be assessed in endosocpy?

Answer 9

Oral stages

Question 10

Which modality allows evaluation of sphincter pressures?

Answer 10

Manometry