Question 1

Each of the following organs is a component of the digestive tract,except the

Accepted Answer

A) stomach. 
B) pharynx. 
C) esophagus. 
D) bladder. 
E) colon. 
A) stomach. 
B) pharynx. 
C) esophagus. 
D) bladder. 
E) colon.

Question 2

Which salivary gland produces a serous secretion containing large amounts of salivary amylase?

Accepted Answer

A) mandibular 
B) sublingual 
C) lingual 
D) submandibular 
E) parotid 
A) mandibular 
B) sublingual 
C) lingual 
D) submandibular 
E) parotid

Question 3

Increased secretion by all the salivary glands results from

Accepted Answer

A) sympathetic stimulation. 
B) hormonal stimulation. 
C) parasympathetic stimulation. 
D) myenteric reflexes. 
E) hunger. 
A) sympathetic stimulation. 
B) hormonal stimulation. 
C) parasympathetic stimulation. 
D) myenteric reflexes. 
E) hunger.

Question 4

Tony is a chronic alcoholic with cirrhosis of the liver,a condition in which liver cells die and are replaced by connective tissue.Which of the following signs would you expect to observe in Tony?

Accepted Answer

A) increased clotting time 
B) jaundice 
C) portal hypertension and ascites 
D) decrease in plasma protein production 
E) All of the answers are correct. 
A) increased clotting time 
B) jaundice 
C) portal hypertension and ascites 
D) decrease in plasma protein production 
E) All of the answers are correct.

Question 5

Plicae circulares are

Accepted Answer

A) ridges in the wall of the stomach. 
B) circumferential folds in the mucosa and submucosa of the small intestine. 
C) fingerlike projections on the surface of the mucosa of the small intestine. 
D) sacculations in the colon. 
E) abnormal structures formed by excessive pressure in the small intestine. 
A) ridges in the wall of the stomach. 
B) circumferential folds in the mucosa and submucosa of the small intestine. 
C) fingerlike projections on the surface of the mucosa of the small intestine. 
D) sacculations in the colon. 
E) abnormal structures formed by excessive pressure in the small intestine.

Question 6

What organ is primarily responsible for water absorption?

Accepted Answer

A) pancreas 
B) esophagus 
C) large intestine 
D) stomach 
E) anus 
A) pancreas 
B) esophagus 
C) large intestine 
D) stomach 
E) anus

Question 7

________ are arranged within a lobule of the liver into a series of plates converging toward a central vein.

Accepted Answer

A) Kupffer cells 
B) Hepatocytes 
C) Bile canaliculi 
D) Portal areas 
E) Hepatic ducts 
A) Kupffer cells 
B) Hepatocytes 
C) Bile canaliculi 
D) Portal areas 
E) Hepatic ducts

Question 8

The small,semisolid mass of food formed during mastication is called a(n)________.

Accepted Answer

The answer of The small,semisolid mass of food formed during...

Question 9

The stomach is different from other digestive organs in that it

Accepted Answer

A) has folds in the mucosa. 
B) has three layers of muscle in the muscularis externa. 
C) secretes digestive juice. 
D) moves by peristalsis. 
E) secretes digestive hormones. 
A) has folds in the mucosa. 
B) has three layers of muscle in the muscularis externa. 
C) secretes digestive juice. 
D) moves by peristalsis. 
E) secretes digestive hormones.

Question 10

What provides access for blood vessels entering and leaving the liver?

Accepted Answer

A) falciform ligament 
B) greater omentum 
C) mesentery proper 
D) lesser omentum 
E) diaphragm 
A) falciform ligament 
B) greater omentum 
C) mesentery proper 
D) lesser omentum 
E) diaphragm

Question 11

The ________ salivary glands are covered by the mucous membrane in the floor of the mouth.

Accepted Answer

A) mandibular 
B) sublingual 
C) lingual 
D) submandibular 
E) parotid 
A) mandibular 
B) sublingual 
C) lingual 
D) submandibular 
E) parotid

Question 12

Which of the following is true regarding lactose intolerance?

Accepted Answer

A) the stomach produces inadequate amounts of lactase 
B) lactose intolerant infants cannot digest dairy fat and are at risk of starvation 
C) the person cannot digest any type of monosaccharide 
D) the intestinal crypts are not producing the enzyme lactase 
E) the enzyme maltase begins to digest lactose 
A) the stomach produces inadequate amounts of lactase 
B) lactose intolerant infants cannot digest dairy fat and are at risk of starvation 
C) the person cannot digest any type of monosaccharide 
D) the intestinal crypts are not producing the enzyme lactase 
E) the enzyme maltase begins to digest lactose

Question 13

In the large intestine the wall has three strips of muscle called the ________.

Accepted Answer

The answer of In the large intestine the wall has...

Question 14

The circumferential folds that encircle the digestive tract are known as ________.

Accepted Answer

The answer of The circumferential folds that encircle the digestive...

Question 15

G cells of the stomach secrete

Accepted Answer

A) cholecystokinin. 
B) secretin. 
C) gastrin. 
D) enteropeptidase. 
E) pepsin. 
A) cholecystokinin. 
B) secretin. 
C) gastrin. 
D) enteropeptidase. 
E) pepsin.

Question 16

The pH of the blood in gastric veins

Accepted Answer

A) is greater during digestion of a large meal than following a 24-hour fast. 
B) is greater following a 24-hour fast than during digestion of a large meal. 
C) is constant because of buffering. 
D) None of the answers are correct. 
A) is greater during digestion of a large meal than following a 24-hour fast. 
B) is greater following a 24-hour fast than during digestion of a large meal. 
C) is constant because of buffering. 
D) None of the answers are correct.

Question 17

Outline the usual pathway for digestion and absorption of triglycerides (fats).

Accepted Answer

Fats are not soluble in water and so nee

Question 18

Submucosal glands that secrete mucus are characteristic of the

Accepted Answer

A) duodenum. 
B) jejunum. 
C) ileum. 
D) pancreas. 
E) liver. 
A) duodenum. 
B) jejunum. 
C) ileum. 
D) pancreas. 
E) liver.

Question 19

A viral infection that often involves the parotid glands,which swell noticeably,is ________.

Accepted Answer

The answer of A viral infection that often involves the...

Question 20

The region of the stomach that empties into the duodenum is the

Accepted Answer

A) antrum. 
B) fundus. 
C) body. 
D) cardia. 
E) pylorus. 
A) antrum. 
B) fundus. 
C) body. 
D) cardia. 
E) pylorus.

Exam 24: The Digestive System

Each of the following organs is a component of the digestive tract,except the

Which salivary gland produces a serous secretion containing large amounts of salivary amylase?

Increased secretion by all the salivary glands results from

Tony is a chronic alcoholic with cirrhosis of the liver,a condition in which liver cells die and are replaced by connective tissue.Which of the following signs would you expect to observe in Tony?

Plicae circulares are

What organ is primarily responsible for water absorption?

________ are arranged within a lobule of the liver into a series of plates converging toward a central vein.

The small,semisolid mass of food formed during mastication is called a(n)________.

The stomach is different from other digestive organs in that it

What provides access for blood vessels entering and leaving the liver?

The ________ salivary glands are covered by the mucous membrane in the floor of the mouth.

Which of the following is true regarding lactose intolerance?

In the large intestine the wall has three strips of muscle called the ________.

The circumferential folds that encircle the digestive tract are known as ________.

G cells of the stomach secrete

The pH of the blood in gastric veins

Outline the usual pathway for digestion and absorption of triglycerides (fats).

Submucosal glands that secrete mucus are characteristic of the

A viral infection that often involves the parotid glands,which swell noticeably,is ________.

The region of the stomach that empties into the duodenum is the

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Articulations

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Neural Integration I: Sensory Pathways and the Somatic Nervous System

Neural Integration Ii: the Autonomic Nervous System and

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

Metabolism and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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