Question 1

A primary function of the digestive system is the

Accepted Answer

A) breakdown of food into nutrients. 
B) production of red blood cells. 
C) destruction of toxic metabolic by-products. 
D) transmission of nervous impulses. 
A) breakdown of food into nutrients. 
B) production of red blood cells. 
C) destruction of toxic metabolic by-products. 
D) transmission of nervous impulses. A

Question 2

A molecule forms when two or more atoms are attracted to each other and held together by

Accepted Answer

A) bases. 
B) salts. 
C) bonds. 
D) solvents. 
A) bases. 
B) salts. 
C) bonds. 
D) solvents. C

Question 3

A scientist wants to break down a carbohydrate called "maltose" into its component parts.To accomplish this task,she should

Accepted Answer

A) mix maltose with 10 ml of water to form a solution. 
B) add maltase to a solution that contains maltose. 
C) combine maltose with copper and zinc ions. 
D) heat maltose until it decomposes. 
A) mix maltose with 10 ml of water to form a solution. 
B) add maltase to a solution that contains maltose. 
C) combine maltose with copper and zinc ions. 
D) heat maltose until it decomposes. B

Question 4

Leonard has a disease that causes his lacteals to become blocked.Based on this information,his

Accepted Answer

A) lumen does not allow chyme to enter the small intestine. 
B) intestinal tract does not absorb much fat. 
C) ability to digest proteins is reduced. 
D) hepatic portal vein can rupture. 
A) lumen does not allow chyme to enter the small intestine. 
B) intestinal tract does not absorb much fat. 
C) ability to digest proteins is reduced. 
D) hepatic portal vein can rupture.

Question 5

An _____ is an ion that can conduct electricity.

Accepted Answer

A) enzyme 
B) atom 
C) electrolyte 
D) amp 
A) enzyme 
B) atom 
C) electrolyte 
D) amp

Question 6

_____ is the sum of all chemical reactions that occur in living cells.

Accepted Answer

A) Metabolism 
B) Chyme 
C) Anatomy 
D) Homeostasis 
A) Metabolism 
B) Chyme 
C) Anatomy 
D) Homeostasis

Question 7

Amanda is a three-year-old who has a condition that is characterized by the inability of her pancreas to produce cholecystokinin.Based on this information,she

Accepted Answer

A) has difficulty digesting food. 
B) is taller than most children who are her age. 
C) is heavier than average for her height. 
D) absorbs higher than normal amounts of micronutrients. 
A) has difficulty digesting food. 
B) is taller than most children who are her age. 
C) is heavier than average for her height. 
D) absorbs higher than normal amounts of micronutrients.

Question 8

Coretta has severe chronic gastroesophageal reflux disease (GERD).To reduce her likelihood of developing heartburn,her physician recommended that she

Accepted Answer

A) avoid high-fiber fruits and vegetables. 
B) eat a small piece of peppermint candy after meals. 
C) drink chocolate milk shakes with meals. 
D) lose excess body fat. 
A) avoid high-fiber fruits and vegetables. 
B) eat a small piece of peppermint candy after meals. 
C) drink chocolate milk shakes with meals. 
D) lose excess body fat.

Question 9

Salivary glands secrete amylase,an enzyme that enables a minor amount of _____ to be digested in the mouth.

Accepted Answer

A) alcohol 
B) protein 
C) water 
D) starch 
A) alcohol 
B) protein 
C) water 
D) starch

Question 10

Avi's salivary glands do not secrete amylase.As a result of his condition,his mouth cannot

Accepted Answer

A) absorb alcohol. 
B) begin starch digestion. 
C) begin fat digestion. 
D) lubricate dry foods. 
A) absorb alcohol. 
B) begin starch digestion. 
C) begin fat digestion. 
D) lubricate dry foods.

Question 11

Certain organs and tissues use _____ to send messages to target cells.

Accepted Answer

A) bonds 
B) hormones 
C) enzymes 
D) lacteals 
A) bonds 
B) hormones 
C) enzymes 
D) lacteals

Question 12

Chyme moves from the stomach into the

Accepted Answer

A) jejunum. 
B) ileum. 
C) duodenum. 
D) colon. 
A) jejunum. 
B) ileum. 
C) duodenum. 
D) colon.

Question 13

Which of the following statements is true?

Accepted Answer

A) Cells that have unrelated functions are organized into tissues. 
B) An organelle is the smallest living component of the human body. 
C) The body is comprised of organ systems. 
D) A cell is comprised of related tissues. 
A) Cells that have unrelated functions are organized into tissues. 
B) An organelle is the smallest living component of the human body. 
C) The body is comprised of organ systems. 
D) A cell is comprised of related tissues.

Question 14

A food has a pH that is higher than the pH of pure water but lower than the pH of oven cleaner.Based on this information,the food is

Accepted Answer

A) egg white. 
B) black coffee. 
C) red wine. 
D) lemon juice. 
A) egg white. 
B) black coffee. 
C) red wine. 
D) lemon juice.

Question 15

Which of the following statements is true?

Accepted Answer

A) The pyloric sphincter controls the rate at which chyme enters the small intestine. 
B) The esophagus is the muscular valve that connects the stomach to the small intestine. 
C) The colon is the major site of nutrient absorption in the human digestive system. 
D) Lean people have a higher risk of gallstones than fat people. 
A) The pyloric sphincter controls the rate at which chyme enters the small intestine. 
B) The esophagus is the muscular valve that connects the stomach to the small intestine. 
C) The colon is the major site of nutrient absorption in the human digestive system. 
D) Lean people have a higher risk of gallstones than fat people.

Question 16

The _____ is the third segment of the small intestine.

Accepted Answer

A) colon 
B) ileum 
C) duodenum 
D) jejunum 
A) colon 
B) ileum 
C) duodenum 
D) jejunum

Question 17

_____ is a mineral element.

Accepted Answer

A) Hydrogen 
B) Iron 
C) Nitrogen 
D) Carbon 
A) Hydrogen 
B) Iron 
C) Nitrogen 
D) Carbon

Question 18

The _____ of a food describes the extent to which the body is able to absorb the nutrients from the food and use them.

Accepted Answer

A) digestibility 
B) essentiality 
C) homeostasis 
D) bioavailability 
A) digestibility 
B) essentiality 
C) homeostasis 
D) bioavailability

Question 19

Which of the following organs helps maintain the body's acid-base balance by removing excess hydrogen ions?

Accepted Answer

A) Brain 
B) Heart 
C) Spleen 
D) Kidneys 
A) Brain 
B) Heart 
C) Spleen 
D) Kidneys

Question 20

Last night,Sara ate French fries,fried fish,and creamy cole slaw.For dessert,she had a chocolate milk shake.About an hour after eating this food,she suddenly complained of severe abdominal pain.Based on this information,Sara probably has

Accepted Answer

A) gallstones. 
B) colitis. 
C) aneurysms. 
D) constipation. 
A) gallstones. 
B) colitis. 
C) aneurysms. 
D) constipation.

A primary function of the digestive system is the

A molecule forms when two or more atoms are attracted to each other and held together by

A scientist wants to break down a carbohydrate called "maltose" into its component parts.To accomplish this task,she should

Leonard has a disease that causes his lacteals to become blocked.Based on this information,his

An _____ is an ion that can conduct electricity.

_____ is the sum of all chemical reactions that occur in living cells.

Amanda is a three-year-old who has a condition that is characterized by the inability of her pancreas to produce cholecystokinin.Based on this information,she

Coretta has severe chronic gastroesophageal reflux disease (GERD).To reduce her likelihood of developing heartburn,her physician recommended that she

Salivary glands secrete amylase,an enzyme that enables a minor amount of _____ to be digested in the mouth.

Avi's salivary glands do not secrete amylase.As a result of his condition,his mouth cannot

Certain organs and tissues use _____ to send messages to target cells.

Chyme moves from the stomach into the

Which of the following statements is true?

A food has a pH that is higher than the pH of pure water but lower than the pH of oven cleaner.Based on this information,the food is

Which of the following statements is true?

The _____ is the third segment of the small intestine.

_____ is a mineral element.

The _____ of a food describes the extent to which the body is able to absorb the nutrients from the food and use them.

Which of the following organs helps maintain the body's acid-base balance by removing excess hydrogen ions?

Last night,Sara ate French fries,fried fish,and creamy cole slaw.For dessert,she had a chocolate milk shake.About an hour after eating this food,she suddenly complained of severe abdominal pain.Based on this information,Sara probably has

The Basics of Nutrition

Evaluating Nutrition Information

Planning Nutritious Diets

Carbohydrates

Fats and Other Lipids

Proteins

Vitamins

Water and Minerals

Energy Balance and Weight Control

Nutrition for Physically-Active Lifestyles

Food Safety Concerns

Nutrition for a Lifetime

Filters

Exam 4: Body Basics

A primary function of the digestive system is the

A molecule forms when two or more atoms are attracted to each other and held together by

A scientist wants to break down a carbohydrate called "maltose" into its component parts.To accomplish this task,she should

Leonard has a disease that causes his lacteals to become blocked.Based on this information,his

An _____ is an ion that can conduct electricity.

_____ is the sum of all chemical reactions that occur in living cells.

Amanda is a three-year-old who has a condition that is characterized by the inability of her pancreas to produce cholecystokinin.Based on this information,she

Coretta has severe chronic gastroesophageal reflux disease (GERD).To reduce her likelihood of developing heartburn,her physician recommended that she

Salivary glands secrete amylase,an enzyme that enables a minor amount of _____ to be digested in the mouth.

Avi's salivary glands do not secrete amylase.As a result of his condition,his mouth cannot

Certain organs and tissues use _____ to send messages to target cells.

Chyme moves from the stomach into the

Which of the following statements is true?

A food has a pH that is higher than the pH of pure water but lower than the pH of oven cleaner.Based on this information,the food is

Which of the following statements is true?

The _____ is the third segment of the small intestine.

_____ is a mineral element.

The _____ of a food describes the extent to which the body is able to absorb the nutrients from the food and use them.

Which of the following organs helps maintain the body's acid-base balance by removing excess hydrogen ions?

Last night,Sara ate French fries,fried fish,and creamy cole slaw.For dessert,she had a chocolate milk shake.About an hour after eating this food,she suddenly complained of severe abdominal pain.Based on this information,Sara probably has

The Basics of Nutrition

Evaluating Nutrition Information

Planning Nutritious Diets

Carbohydrates

Fats and Other Lipids

Proteins

Vitamins

Water and Minerals

Energy Balance and Weight Control

Nutrition for Physically-Active Lifestyles

Food Safety Concerns

Nutrition for a Lifetime

Filters