Question 1

Jellyfish have incomplete digestive tracts.

Accepted Answer

A) True 
 B)False

Question 2

An enzyme that breaks down protein is

Accepted Answer

A)   lipase.
B)   lactase.
C)   pepsin.
D)   amylase.
E)   bile.F) B) and E)
G) All of the above

Question 3

Autotrophs make their own food using energy captured from the sun.

Accepted Answer

A) True 
 B)False

Question 4

BMI stands for body mass index.

Accepted Answer

A) True 
 B)False

Question 5

If you were observing some filter feeders,you would be looking at autotrophs.

Accepted Answer

A) True 
 B)False  False

Question 6

If you were working in a lab and were told to take a sample of amylase from a subject,you would sample from the small intestine.

Accepted Answer

A) True 
 B)False

Question 7

The main site of food absorption in the human digestive system is the

Accepted Answer

A)   stomach.
B)   esophagus.
C)   small intestine.
D)   large intestine.
E)   rectum.F) A) and D)
G) B) and E)

Question 8

If you didn't consume enough niacin (vitamin B3) ,you would have diarrhea since you would have what disease?

Accepted Answer

A)   scurvy
B)   pellagra
C)   rickets
D)   beriberi
E)   anemiaF) B) and D)
G) A) and B)

Question 9

The tadpoles of Scaphiopus toads have less variable intestinal length in their tadpoles than Spea toads.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is caused by a vitamin C deficiency?

Accepted Answer

A)   rickets
B)   beriberi
C)   scurvy
D)   pellagra
E)   blindnessF) A) and B)
G) B) and E)

Question 11

Rings of muscle in the digestive tract that can open and close,regulating the movement of food into or out of parts of the digestive system,are

Accepted Answer

A)   rumens.
B)   sphincters.
C)   chymes.
D)   villi.
E)   uvulas.F) A) and B)
G) B) and D)

Question 12

The structure that covers the opening to the trachea during swallowing,thereby preventing food from entering the air passageway,is the

Accepted Answer

A)   epiglottis.
B)   cecum.
C)   rumen.
D)   uvula.
E)   soft palate.F) B) and C)
G) A) and B) A

Question 13

The main site of water and mineral absorption in the human digestive system is the

Accepted Answer

A)   stomach.
B)   esophagus.
C)   small intestine.
D)   large intestine.
E)   rectum.F) B) and E)
G) A) and B)

Question 14

An autotroph obtains the energy that it needs to maintain homeostasis from the sun.

Accepted Answer

A) True 
 B)False  True

Question 15

The process by which a cell engulfs particulate matter is phagocytosis.

Accepted Answer

A) True 
 B)False

Question 16

The solid waste that leaves the digestive tract of a vertebrate is called chyme.

Accepted Answer

A) True 
 B)False

Question 17

Acid reflux or "heartburn" is caused when the gastric juice moves back into the esophagus through the pyloric sphincter.

Accepted Answer

A) True 
 B)False

Question 18

The three main regions of the human small intestine proceeding in sequence from the stomach to the large intestine are

Accepted Answer

A)   duodenum, ileum, and jejunum.
B)   ileum, duodenum, and jejunum.
C)   ileum, jejunum, and duodenum.
D)   jejunum, ileum, and duodenum.
E)   duodenum, jejunum, and ileum.F) A) and D)
G) B) and E)

Question 19

A nutrient is a substance that an organism uses for

Accepted Answer

A)   growth.
B)   metabolism.
C)   maintenance.
D)   repair of tissues.
E)   All of the answer choices are correct.F) A) and B)
G) B) and D)

Question 20

If a doctor designs an operation intended to help victims of stomach cancer who have lost most of their stomachs by fusing the remaining stomach tissue with the esophagus,the main problem is likely to be damage to the esophageal tissue from stomach acid.

Accepted Answer

A) True 
 B)False

Exam 32: Digestion and Nutrition

Jellyfish have incomplete digestive tracts.

Correct AnswerverifiedShow Answer

An enzyme that breaks down protein is

Correct AnswerverifiedShow Answer

Autotrophs make their own food using energy captured from the sun.

Correct AnswerverifiedShow Answer

BMI stands for body mass index.

Correct AnswerverifiedShow Answer

If you were observing some filter feeders,you would be looking at autotrophs.

Correct AnswerverifiedFalse

If you were working in a lab and were told to take a sample of amylase from a subject,you would sample from the small intestine.

Correct AnswerverifiedShow Answer

The main site of food absorption in the human digestive system is the

Correct AnswerverifiedShow Answer

If you didn't consume enough niacin (vitamin B3) ,you would have diarrhea since you would have what disease?

Correct AnswerverifiedShow Answer

The tadpoles of Scaphiopus toads have less variable intestinal length in their tadpoles than Spea toads.

Correct AnswerverifiedShow Answer

Which of the following is caused by a vitamin C deficiency?

Correct AnswerverifiedShow Answer

Rings of muscle in the digestive tract that can open and close,regulating the movement of food into or out of parts of the digestive system,are

Correct AnswerverifiedShow Answer

The structure that covers the opening to the trachea during swallowing,thereby preventing food from entering the air passageway,is the

Correct AnswerverifiedA

The main site of water and mineral absorption in the human digestive system is the

Correct AnswerverifiedShow Answer

An autotroph obtains the energy that it needs to maintain homeostasis from the sun.

Correct AnswerverifiedTrue

The process by which a cell engulfs particulate matter is phagocytosis.

Correct AnswerverifiedShow Answer

The solid waste that leaves the digestive tract of a vertebrate is called chyme.

Correct AnswerverifiedShow Answer

Acid reflux or "heartburn" is caused when the gastric juice moves back into the esophagus through the pyloric sphincter.

Correct AnswerverifiedShow Answer

The three main regions of the human small intestine proceeding in sequence from the stomach to the large intestine are

Correct AnswerverifiedShow Answer

A nutrient is a substance that an organism uses for

Correct AnswerverifiedShow Answer

If a doctor designs an operation intended to help victims of stomach cancer who have lost most of their stomachs by fusing the remaining stomach tissue with the esophagus,the main problem is likely to be damage to the esophageal tissue from stomach acid.

Correct AnswerverifiedShow Answer

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False

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If you didn't consume enough niacin (vitamin B₃) ,you would have diarrhea since you would have what disease?

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A

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True

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