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Function of mouth and esophagus

Authored by Nabihah Khir

Biology

University

Used 1+ times

Function of mouth and esophagus
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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mastication is controlled by brain stem nuclei and motor branch of trigeminal nerve

True

False

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

What happen during mastication

Food will cause reflex inhibition of mastication muscle

Food will stimulate mastication muscle

Jaw drops will stimulate stretch reflex

Stretch reflex lead to jaw rebound and closure

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Salivary secretion is primarily controlled by sympathethic signals

True

False

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

What happen during pharyngeal stage of swallowing

Soft palate elevate to close off posterior nares

Palatopharyngeal folds move laterally

Epiglottis swings backward to cover laryngeal openings

Temporary inhibition of respiratory center

Upper esophageal will contract

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Swallowing is a complex process that involves

signaling between the pharynx and swallowing center

in the brain stem. Which structure is critical for

determining whether a bolus of food is small enough

to be swallowed?

Epiglottis

Larynx

Palatopharyngeal folds

Soft palate

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

The following are true regarding receptive relaxation of stomach

Wave of relaxation precedes peristalsis wave

Relaxation of entire stomach

Contraction of duodenum

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tonic constriction is to prevent backflow of stomach contents into esophagus

True

False

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