Anatomy & Physiology 23 The Digestive System

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Anatomy & Physiology 23 The Digestive System
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25 Pages
2014
English US
Educational Materials



Sample Questions from the Anatomy & Physiology 23 The Digestive System Quiz

Question: Which of these processes occurs in the mouth?

Choices:

ingestion

mechanical digestion

chemical digestion

all of the above

Question: Which of these ingredients in saliva is responsible for activating salivary amylase?

Choices:

mucus

phosphate ions

chloride ions

urea

Question: Which structure is located where the esophagus penetrates the diaphragm?

Choices:

esophageal hiatus

cardiac orifice

upper esophageal sphincter

lower esophageal sphincter

Question: Which of these statements about the pharynx is true?

Choices:

It extends from the nasal and oral cavities superiorly to the esophagus anteriorly.

The oropharynx is continuous superiorly with the nasopharynx.

The nasopharynx is involved in digestion.

The laryngopharynx is composed partially of cartilage.

Question: Which of the following organs is supported by a layer of adventitia rather than serosa?

Choices:

esophagus

stomach

small intestine

large intestine

Question: Which of these statements about reflexes in the GI tract is false?

Choices:

Short reflexes are provoked by nerves near the GI tract.

Short reflexes are mediated by the enteric nervous system.

Food that distends the stomach initiates long reflexes.

Long reflexes can be provoked by stimuli originating outside the GI tract.

Question: Which of the following membranes covers the stomach?

Choices:

falciform ligament

mesocolon

parietal peritoneum

visceral peritoneum

Question: Which of these organs is not considered an accessory digestive structure?

Choices:

mouth

salivary glands

pancreas

liver

Question: Which of the following stimuli activates sensors in the walls of digestive organs?

Choices:

breakdown products of digestion

distension

pH of chyme

all of the above

Question: Which of these processes occurs throughout most of the alimentary canal?

Choices:

ingestion

propulsion

segmentation

absorption

Question: Which phase of deglutition involves contraction of the longitudinal muscle layer of the muscularis?

Choices:

voluntary phase

buccal phase

pharyngeal phase

esophageal phase

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Disclaimer:  This course does NOT provide the education or experience needed for the diagnosing or treating any medical condition, all site contents are provided as general information only and should not be taken as medical advice.
Source:  OpenStax College. Anatomy & Physiology, OpenStax-CNX Web site. http://cnx.org/content/col11496/1.6/, Jun 11, 2014
Prateek Ashtikar
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