Question 1

Match the hormone(s), labelled a. through d., to the descriptions. (Options may be used more than once or not at all.)
-stimulate(s) gastric secretion

Accepted Answer

A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin 
A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin

Question 2

What prevents food from entering the trachea during swallowing

Accepted Answer

A) elevation of the uvula 
B) contraction of the pharyngeal muscles 
C) positioning of the tongue 
D) tight apposition of the vocal cords over the glottis 
A) elevation of the uvula 
B) contraction of the pharyngeal muscles 
C) positioning of the tongue 
D) tight apposition of the vocal cords over the glottis

Question 3

Which statement does NOT describe the defecation reflex

Accepted Answer

A) initiated when mass movements force fecal material into the rectum, stimulating stretch receptors in the rectal wall 
B) involves relaxation of the internal anal sphincter 
C) cannot be overridden by voluntary contraction of the external anal sphincter 
D) involves contraction of the sigmoid colon and rectum 
A) initiated when mass movements force fecal material into the rectum, stimulating stretch receptors in the rectal wall 
B) involves relaxation of the internal anal sphincter 
C) cannot be overridden by voluntary contraction of the external anal sphincter 
D) involves contraction of the sigmoid colon and rectum

Question 4

Which statement describes real absorptive processes

Accepted Answer

A) Carbohydrate is absorbed by active transport in the small intestine and enters the blood. 
B) Fat is absorbed by active transport in the small intestine and enters the lymph. 
C) Protein is absorbed primarily by pinocytosis. 
D) The water-soluble vitamins are carried in the micelles, which are water soluble and therefore easily absorbed anywhere along the digestive system. 
A) Carbohydrate is absorbed by active transport in the small intestine and enters the blood. 
B) Fat is absorbed by active transport in the small intestine and enters the lymph. 
C) Protein is absorbed primarily by pinocytosis. 
D) The water-soluble vitamins are carried in the micelles, which are water soluble and therefore easily absorbed anywhere along the digestive system.

Question 5

Intrinsic factor is necessary for the absorption of vitamin B₁₂.

Accepted Answer

A) True 
 B)False

Question 6

Which of these statements does NOT pertain to peristaltic antral contractions

Accepted Answer

A) They occur at a rate of 10/min. 
B) They are responsible for emptying food into the duodenum. 
C) They are responsible for mixing food and gastric enzymes within the antrum. 
D) They occur at the pyloric antrum. 
A) They occur at a rate of 10/min. 
B) They are responsible for emptying food into the duodenum. 
C) They are responsible for mixing food and gastric enzymes within the antrum. 
D) They occur at the pyloric antrum.

Question 7

What is the most important stimulus for contraction of the gallbladder

Accepted Answer

A) CCK 
B) mechanical contraction of the small intestine 
C) sympathetic stimulation 
D) an increase in bile secretion by the liver 
A) CCK 
B) mechanical contraction of the small intestine 
C) sympathetic stimulation 
D) an increase in bile secretion by the liver

Question 8

Match the hormone(s), labelled a. through d., to the descriptions. (Options may be used more than once or not at all.)
-stimulated primarily by the presence of fat (fatty acids)

Accepted Answer

A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin 
A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin

Question 9

The pancreas is the primary site of digestive enzyme production.

Accepted Answer

A) True 
 B)False

Question 10

During defecation, the internal anal sphincter relaxes.

Accepted Answer

A) True 
 B)False

Question 11

____________________ cells are the resident macrophages of the liver.

Accepted Answer

The answer of ____________________ cells are the resident macrophages of...

Question 12

Chylomicrons are aggregates of bile salts, monoglycerides, and free fatty acids.

Accepted Answer

A) True 
 B)False

Question 13

Carbohydrate digestion takes place in the ____________________ [what part
] of the stomach under the influence of ____________________ [what enzyme
], whereas protein digestion takes place in the ____________________ under the influence of ____________________.

Accepted Answer

body; sali

Question 14

How long does it take for an epithelial cell to migrate from the base of the villi to the tip

Accepted Answer

A) three hours 
B) one day 
C) three days 
D) three months 
A) three hours 
B) one day 
C) three days 
D) three months

Question 15

The main function of the ileocecal valve/sphincter is to prevent small intestinal contents from entering the large intestine before digestion of food is completed.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following are included in the enteric nervous system

Accepted Answer

A) myenteric plexuses only 
B) submucosal plexuses only 
C) vagal nerve only 
D) both myenteric and submucosal plexuses 
A) myenteric plexuses only 
B) submucosal plexuses only 
C) vagal nerve only 
D) both myenteric and submucosal plexuses

Question 17

Where is the pyloric sphincter located

Accepted Answer

A) between the oesophagus and the stomach 
B) between the oral cavity and the oesophagus 
C) between the large intestine and the rectum 
D) between the stomach and the small intestine 
A) between the oesophagus and the stomach 
B) between the oral cavity and the oesophagus 
C) between the large intestine and the rectum 
D) between the stomach and the small intestine

Question 18

The ultimate source of the fluids secreted into the digestive tract is the plasma.

Accepted Answer

A) True 
 B)False

Question 19

Match the hormone(s), labelled a. through d., to the descriptions. (Options may be used more than once or not at all.)
-stimulate(s) gallbladder contraction

Accepted Answer

A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin 
A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin

Question 20

Proteins are primarily digested to and absorbed as _______________.

Accepted Answer

A) amino acids 
B) cellulose 
C) fatty acids and glycerol 
D) monosaccharides 
A) amino acids 
B) cellulose 
C) fatty acids and glycerol 
D) monosaccharides

Match the hormone(s), labelled a. through d., to the descriptions. (Options may be used more than once or not at all.) -stimulate(s) gastric secretion

What prevents food from entering the trachea during swallowing

Which statement does NOT describe the defecation reflex

Which statement describes real absorptive processes

Intrinsic factor is necessary for the absorption of vitamin B₁₂.

Which of these statements does NOT pertain to peristaltic antral contractions

What is the most important stimulus for contraction of the gallbladder

Match the hormone(s), labelled a. through d., to the descriptions. (Options may be used more than once or not at all.) -stimulated primarily by the presence of fat (fatty acids)

The pancreas is the primary site of digestive enzyme production.

During defecation, the internal anal sphincter relaxes.

____________________ cells are the resident macrophages of the liver.

Chylomicrons are aggregates of bile salts, monoglycerides, and free fatty acids.

Carbohydrate digestion takes place in the [what part ] of the stomach under the influence of [what enzyme ], whereas protein digestion takes place in the under the influence of .

How long does it take for an epithelial cell to migrate from the base of the villi to the tip

The main function of the ileocecal valve/sphincter is to prevent small intestinal contents from entering the large intestine before digestion of food is completed.

Which of the following are included in the enteric nervous system

Where is the pyloric sphincter located

The ultimate source of the fluids secreted into the digestive tract is the plasma.

Match the hormone(s), labelled a. through d., to the descriptions. (Options may be used more than once or not at all.) -stimulate(s) gallbladder contraction

Proteins are primarily digested to and absorbed as _______________.

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System: Sensory, Autonomic, Somatic

Principles of Endocrinology: The Central Endocrine Glands

The Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

Energy Balance and Temperature Regulation

The Reproductive System

Filters

Exam 15: The Digestive System

Match the hormone(s), labelled a. through d., to the descriptions. (Options may be used more than once or not at all.) -stimulate(s) gastric secretion

What prevents food from entering the trachea during swallowing

Which statement does NOT describe the defecation reflex

Which statement describes real absorptive processes

Intrinsic factor is necessary for the absorption of vitamin B₁₂.

Which of these statements does NOT pertain to peristaltic antral contractions

What is the most important stimulus for contraction of the gallbladder

Match the hormone(s), labelled a. through d., to the descriptions. (Options may be used more than once or not at all.) -stimulated primarily by the presence of fat (fatty acids)

The pancreas is the primary site of digestive enzyme production.

During defecation, the internal anal sphincter relaxes.

____________________ cells are the resident macrophages of the liver.

Chylomicrons are aggregates of bile salts, monoglycerides, and free fatty acids.

Carbohydrate digestion takes place in the ____________________ [what part ] of the stomach under the influence of ____________________ [what enzyme ], whereas protein digestion takes place in the ____________________ under the influence of ____________________.

How long does it take for an epithelial cell to migrate from the base of the villi to the tip

The main function of the ileocecal valve/sphincter is to prevent small intestinal contents from entering the large intestine before digestion of food is completed.

Which of the following are included in the enteric nervous system

Where is the pyloric sphincter located

The ultimate source of the fluids secreted into the digestive tract is the plasma.

Match the hormone(s), labelled a. through d., to the descriptions. (Options may be used more than once or not at all.) -stimulate(s) gallbladder contraction

Proteins are primarily digested to and absorbed as _______________.

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System: Sensory, Autonomic, Somatic

Principles of Endocrinology: The Central Endocrine Glands

The Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

Energy Balance and Temperature Regulation

The Reproductive System

Filters

Carbohydrate digestion takes place in the [what part ] of the stomach under the influence of [what enzyme ], whereas protein digestion takes place in the under the influence of .