Question 1

VLDL molecules are produced in which organ?

Accepted Answer

A)  Pancreas 
B)  Liver 
C)  Kidneys 
D)  Stomach 
A)  Pancreas 
B)  Liver 
C)  Kidneys 
D)  Stomach B

Question 2

Pancreatic digestive secretions are regulated by

Accepted Answer

A)  bile salts. 
B)  cholesterol. 
C)  cholecystokinin. 
D)  the amount of food eaten. 
A)  bile salts. 
B)  cholesterol. 
C)  cholecystokinin. 
D)  the amount of food eaten. C

Question 3

The esophagus passes through an opening in the diaphragm called the esophageal ______.

Accepted Answer

hiatus

Question 4

All of the enzymes that digest protein are

Accepted Answer

A)  secreted by the pancreas. 
B)  activated by HCl. 
C)  secreted in an inactive form. 
D)  stimulated by enterokinase. 
A)  secreted by the pancreas. 
B)  activated by HCl. 
C)  secreted in an inactive form. 
D)  stimulated by enterokinase.

Question 5

Chylomicrons transport dietary fats to ___________ through the blood.

Accepted Answer

A)  bones and cartilage 
B)  neurons and neuroglia 
C)  the liver and gallbladder 
D)  muscle and adipose cells 
A)  bones and cartilage 
B)  neurons and neuroglia 
C)  the liver and gallbladder 
D)  muscle and adipose cells

Question 6

Which constituent of bile has a digestive function?

Accepted Answer

A)  Bile salts 
B)  Bile pigments 
C)  Cholesterol 
D)  Electrolytes 
A)  Bile salts 
B)  Bile pigments 
C)  Cholesterol 
D)  Electrolytes

Question 7

Elliot thought that his peptic ulcers were caused by his nagging parents, and was surprised when the doctor handed him a prescription for medication to treat

Accepted Answer

A)  a bacterial infection. 
B)  a viral infection. 
C)  a too high pH. 
D)  excess bile. 
A)  a bacterial infection. 
B)  a viral infection. 
C)  a too high pH. 
D)  excess bile.

Question 8

The movement of chyme through the small intestine is increased by parasympathetic impulses and is inhibited by sympathetic impulses.

Accepted Answer

A) True 
 B)False

Question 9

Changes in the mouth associated with aging include

Accepted Answer

A)  overgrowth of gums. 
B)  thinning enamel. 
C)  thinning cementum. 
D)  shrinking dentin. 
A)  overgrowth of gums. 
B)  thinning enamel. 
C)  thinning cementum. 
D)  shrinking dentin.

Question 10

________ pick up cholesterol from the peripheral tissues and return it to the liver.

Accepted Answer

A)  VLDLs 
B)  LDLs 
C)  HDLs 
D)  Triglycerides 
A)  VLDLs 
B)  LDLs 
C)  HDLs 
D)  Triglycerides

Question 11

Which of the following is the correct sequence for the digestion and absorption of lipids? 1. Formation of chylomicrons
2) Emulsification by bile
3) Dissolved in the epithelial cell membrane
4) Hydrolysis by pancreatic lipase
5) Movement into lacteal ducts

Accepted Answer

A)  4, 3, 2, 1, 5 
B)  2, 4, 3, 1, 5 
C)  2, 1, 4, 3, 5 
D)  3, 2, 4, 5, 1 
A)  4, 3, 2, 1, 5 
B)  2, 4, 3, 1, 5 
C)  2, 1, 4, 3, 5 
D)  3, 2, 4, 5, 1

Question 12

The parotid gland differs from the submandibular and sublingual glands in that it secretes a clear fluid that is rich in amylase.

Accepted Answer

A) True 
 B)False

Question 13

The root canal of a tooth contains

Accepted Answer

A)  dentin. 
B)  cementum. 
C)  gingiva. 
D)  blood vessels and nerves. 
A)  dentin. 
B)  cementum. 
C)  gingiva. 
D)  blood vessels and nerves.

Question 14

The liver

Accepted Answer

A)  forms glucose from noncarbohydrates. 
B)  stores vitamin C. 
C)  produces red blood cells. 
D)  secretes chymotrypsin. 
A)  forms glucose from noncarbohydrates. 
B)  stores vitamin C. 
C)  produces red blood cells. 
D)  secretes chymotrypsin.

Question 15

The common hepatic duct and the cystic duct unite to form the

Accepted Answer

A)  common bile duct. 
B)  hepatic duct. 
C)  hepatopancreatic duct. 
D)  pancreatic duct. 
A)  common bile duct. 
B)  hepatic duct. 
C)  hepatopancreatic duct. 
D)  pancreatic duct.

Question 16

It is good that Emily does not remember being a newborn, because she was miserable, vomiting frequently. An X-ray revealed hypertrophic pyloric stenosis. The problem in Emily's digestive system, before surgery helped her, was

Accepted Answer

A)  an extra stomach. 
B)  overgrowth of muscle that blocked the passageway from the stomach to the small intestine. 
C)  absence of the pyloris. 
D)  a peptic ulcer. 
A)  an extra stomach. 
B)  overgrowth of muscle that blocked the passageway from the stomach to the small intestine. 
C)  absence of the pyloris. 
D)  a peptic ulcer.

Question 17

Salivary amylase digests

Accepted Answer

A)  carbohydrates. 
B)  proteins. 
C)  fats. 
D)  vitamins. 
A)  carbohydrates. 
B)  proteins. 
C)  fats. 
D)  vitamins.

Question 18

Bile is composed of HCl, pepsin, mucus, and intrinsic factor.

Accepted Answer

A) True 
 B)False

Question 19

A set of primary teeth consists of 20 teeth, whereas a set of secondary teeth consists of 32 teeth.

Accepted Answer

A) True 
 B)False

Question 20

During the defecation reflex, the

Accepted Answer

A)  diaphragm is lowered. 
B)  glottis is opened. 
C)  abdominal wall muscles relax. 
D)  internal abdominal pressure is decreased. 
A)  diaphragm is lowered. 
B)  glottis is opened. 
C)  abdominal wall muscles relax. 
D)  internal abdominal pressure is decreased.

Exam 17: Digestive System

VLDL molecules are produced in which organ?

Pancreatic digestive secretions are regulated by

The esophagus passes through an opening in the diaphragm called the esophageal ______.

All of the enzymes that digest protein are

Chylomicrons transport dietary fats to ___________ through the blood.

Which constituent of bile has a digestive function?

Elliot thought that his peptic ulcers were caused by his nagging parents, and was surprised when the doctor handed him a prescription for medication to treat

The movement of chyme through the small intestine is increased by parasympathetic impulses and is inhibited by sympathetic impulses.

Changes in the mouth associated with aging include

________ pick up cholesterol from the peripheral tissues and return it to the liver.

Which of the following is the correct sequence for the digestion and absorption of lipids? 1. Formation of chylomicrons 2) Emulsification by bile 3) Dissolved in the epithelial cell membrane 4) Hydrolysis by pancreatic lipase 5) Movement into lacteal ducts

The parotid gland differs from the submandibular and sublingual glands in that it secretes a clear fluid that is rich in amylase.

The root canal of a tooth contains

The liver

The common hepatic duct and the cystic duct unite to form the

It is good that Emily does not remember being a newborn, because she was miserable, vomiting frequently. An X-ray revealed hypertrophic pyloric stenosis. The problem in Emily's digestive system, before surgery helped her, was

Salivary amylase digests

Bile is composed of HCl, pepsin, mucus, and intrinsic factor.

A set of primary teeth consists of 20 teeth, whereas a set of secondary teeth consists of 32 teeth.

During the defecation reflex, the

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cells

Cellular Metabolism

Tissues

Integumentary System

Skeletal System

Joints of the Skeletal System

Muscular System

Nervous System I: Basic Structure and Function

Nervous System II: Division of the Nervous System

Nervous System III: Senses

Endocrine System

Blood

Cardiovascular System

Lymphatic System and Immunity

Nutrition and Metabolism

Respiratory System

Urinary System

Water, Electrolyte, and Acid-Based Balance

Reproductive Systems

Pregnancy, Growth, and Development

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