Question 1

Selecting the Exception Four of the five answers listed below are hormones associated with digestion. Select the exception.

Accepted Answer

A)  bile 
B)  gastrin 
C)  secretin 
D)  cholecystokinin 
E)  glucose insulinotropic peptide 
A)  bile 
B)  gastrin 
C)  secretin 
D)  cholecystokinin 
E)  glucose insulinotropic peptide

Question 2

The lumen of the digestive tract describes

Accepted Answer

A)  the movement of food along its length. 
B)  its outer covering. 
C)  the space inside. 
D)  muscular layers. 
E)  the twisted path it follows through the abdomen. 
A)  the movement of food along its length. 
B)  its outer covering. 
C)  the space inside. 
D)  muscular layers. 
E)  the twisted path it follows through the abdomen.

Question 3

Which process propels the food down the esophagus into the stomach?

Accepted Answer

A)  glycolysis 
B)  plasmolysis 
C)  emulsion 
D)  peristalsis 
E)  segmentation 
A)  glycolysis 
B)  plasmolysis 
C)  emulsion 
D)  peristalsis 
E)  segmentation

Question 4

The most common intestinal disorder is

Accepted Answer

A)  ulcers. 
B)  appendicitis. 
C)  Crohn's disease. 
D)  diverticulitis. 
E)  irritable bowel syndrome. 
A)  ulcers. 
B)  appendicitis. 
C)  Crohn's disease. 
D)  diverticulitis. 
E)  irritable bowel syndrome.

Question 5

People with Celiac Disease are

Accepted Answer

A)  hypersensitive to gluten. 
B)  allergic to egg protein. 
C)  sensitive to lactose. 
D)  will often also have cystic fibrosis. 
E)  affected by colorectal cancer. 
A)  hypersensitive to gluten. 
B)  allergic to egg protein. 
C)  sensitive to lactose. 
D)  will often also have cystic fibrosis. 
E)  affected by colorectal cancer.

Question 6

The digestion of fats mostly occurs in the

Accepted Answer

A)  stomach. 
B)  pancreas. 
C)  small intestine. 
D)  lymph vascular system. 
E)  liver. 
A)  stomach. 
B)  pancreas. 
C)  small intestine. 
D)  lymph vascular system. 
E)  liver.

Question 7

The use of fat as an energy storage tissue evolved due to

Accepted Answer

A)  a diet that was high in fat. 
B)  the frequent inability to obtain food. 
C)  a diet high in carbohydrates. 
D)  excess food intake. 
E)  the need for insulation. 
A)  a diet that was high in fat. 
B)  the frequent inability to obtain food. 
C)  a diet high in carbohydrates. 
D)  excess food intake. 
E)  the need for insulation.

Question 8

Which of the following is NOT an essential amino acid?

Accepted Answer

A)  isoleucine 
B)  threonine 
C)  phenylalanine 
D)  lysine 
E)  glutamic acid 
A)  isoleucine 
B)  threonine 
C)  phenylalanine 
D)  lysine 
E)  glutamic acid

Question 9

Obesity can contribute to the development of

Accepted Answer

A)  type 2 diabetes. 
B)  osteoarthritis. 
C)  heart disease. 
D)  kidney stones. 
E)  all of these 
A)  type 2 diabetes. 
B)  osteoarthritis. 
C)  heart disease. 
D)  kidney stones. 
E)  all of these

Question 10

When the lining of the small intestine secretes more water than the large intestine can absorb, what develops?

Accepted Answer

A)  colitis 
B)  constipation 
C)  diarrhea 
D)  Crohn's disease 
E)  Salmonellosis 
A)  colitis 
B)  constipation 
C)  diarrhea 
D)  Crohn's disease 
E)  Salmonellosis

Question 11

Selecting the Exception Four of the five answers listed below are functions performed by the same organ. Select the exception.

Accepted Answer

A)  regulates pH of body fluids 
B)  removes toxic substances from the blood 
C)  storage and interconversion of carbohydrates, fats, and proteins 
D)  inactivates hormones 
E)  formation of urea from nitrogenous waste 
A)  regulates pH of body fluids 
B)  removes toxic substances from the blood 
C)  storage and interconversion of carbohydrates, fats, and proteins 
D)  inactivates hormones 
E)  formation of urea from nitrogenous waste

Question 12

The liver functions to do all of the following EXCEPT

Accepted Answer

A)  produce bile. 
B)  remove toxins ingested in food. 
C)  inactivate hormones. 
D)  process nutrients into required substances. 
E)  produce glucagon. 
A)  produce bile. 
B)  remove toxins ingested in food. 
C)  inactivate hormones. 
D)  process nutrients into required substances. 
E)  produce glucagon.

Question 13

Triglycerides are eventually broken down into

Accepted Answer

A)  fats. 
B)  monoglycerides. 
C)  fatty acids 
D)  monoglycerides and fatty acids. 
E)  cholesterol. 
A)  fats. 
B)  monoglycerides. 
C)  fatty acids 
D)  monoglycerides and fatty acids. 
E)  cholesterol.

Question 14

Cholesterol and lecithin are building blocks of

Accepted Answer

A)  proteins. 
B)  carbohydrates. 
C)  fats. 
D)  cell membranes. 
E)  ribosomes. 
A)  proteins. 
B)  carbohydrates. 
C)  fats. 
D)  cell membranes. 
E)  ribosomes.

Question 15

Which of the following layers of the digestive tract is the only one that has direct contact with food before it is digested?

Accepted Answer

A)  serosa 
B)  longitudinal muscle 
C)  mucosa 
D)  submucosa 
E)  circular muscle 
A)  serosa 
B)  longitudinal muscle 
C)  mucosa 
D)  submucosa 
E)  circular muscle

Question 16

The breaking up of large units of fat into smaller ones is called

Accepted Answer

A)  digestion. 
B)  saponification. 
C)  neutralization. 
D)  emulsification. 
E)  denaturation. 
A)  digestion. 
B)  saponification. 
C)  neutralization. 
D)  emulsification. 
E)  denaturation.

Question 17

Hormonal regulation of digestive functions is an example of the interaction between the digestive system and which other system?

Accepted Answer

A)  nervous 
B)  reproductive 
C)  cardiovascular 
D)  integumentary 
E)  endocrine 
A)  nervous 
B)  reproductive 
C)  cardiovascular 
D)  integumentary 
E)  endocrine

Question 18

Absorbed triglycerides first enter the body through the

Accepted Answer

A)  villi. 
B)  lacteals. 
C)  epithelial cells lining the intestine. 
D)  capillaries. 
E)  pancreatic duct. 
A)  villi. 
B)  lacteals. 
C)  epithelial cells lining the intestine. 
D)  capillaries. 
E)  pancreatic duct.

Question 19

Selecting the Exception Four of the five answers listed below are structures through which ingested foodstuffs travel. Select the exception.

Accepted Answer

A)  duodenum 
B)  liver 
C)  esophagus 
D)  rectum 
E)  small intestine 
A)  duodenum 
B)  liver 
C)  esophagus 
D)  rectum 
E)  small intestine

Question 20

The repeated contraction and relaxation of the smooth muscle in the intestinal wall creating a back-and-forth movement is called

Accepted Answer

A)  peristalsis. 
B)  regurgitation. 
C)  segmentation. 
D)  motility. 
E)  emulsification. 
A)  peristalsis. 
B)  regurgitation. 
C)  segmentation. 
D)  motility. 
E)  emulsification.

Exam 11: Digestion and Nutrition

Selecting the Exception Four of the five answers listed below are hormones associated with digestion. Select the exception.

The lumen of the digestive tract describes

Which process propels the food down the esophagus into the stomach?

The most common intestinal disorder is

People with Celiac Disease are

The digestion of fats mostly occurs in the

The use of fat as an energy storage tissue evolved due to

Which of the following is NOT an essential amino acid?

Obesity can contribute to the development of

When the lining of the small intestine secretes more water than the large intestine can absorb, what develops?

Selecting the Exception Four of the five answers listed below are functions performed by the same organ. Select the exception.

The liver functions to do all of the following EXCEPT

Triglycerides are eventually broken down into

Cholesterol and lecithin are building blocks of

Which of the following layers of the digestive tract is the only one that has direct contact with food before it is digested?

The breaking up of large units of fat into smaller ones is called

Hormonal regulation of digestive functions is an example of the interaction between the digestive system and which other system?

Absorbed triglycerides first enter the body through the

Selecting the Exception Four of the five answers listed below are structures through which ingested foodstuffs travel. Select the exception.

The repeated contraction and relaxation of the smooth muscle in the intestinal wall creating a back-and-forth movement is called

Learning About Human Biology

Chemistry of Life

Cells and How They Work

Tissues, Organs, and Organ Systems

The Skeletal System

The Muscular System

Circulation: the Heart and Blood Vessels

Blood

Immunity and Disease

The Respiratory System

The Urinary System

The Nervous System

Sensory Systems

The Endocrine System

Reproductive Systems

Development and Aging

Cell Reproduction

Introduction to Genetics

Chromosomes and Human Genetics

DNA, Genes, and Biotechnology

Genes and Disease: Cancer

Principles of Evolution

Principles of Ecology

Human Impacts on the Biosphere

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