Chapter 22. 22·8–22·13 We extract energy and nutrients from food.

Show What You Know - Self Quiz
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You must read each slide, and complete any questions on the slide, in sequence.

Instructions

Check your understanding of concepts from 22·8–22·13 We extract energy and nutrients from food by answering the following questions.

1.

1. In which digestive phase do energy-rich molecules actually enter the bloodstream and tissues of the body?

A.
B.
C.
D.
E.

Correct. (See section 22·8 We convert food into nutrients in four steps.)
Incorrect. (See section 22·8 We convert food into nutrients in four steps.)

2.

2. Why do birds eat gravel?

A.
B.
C.
D.
E.

Correct. (See section 22·9 Ingestion is the first step in the breakdown of food.)
Incorrect. (See section 22·9 Ingestion is the first step in the breakdown of food.)

3.

3. A person who had their gall bladder removed might have difficulty in digesting which of the following components of their diet?

A.
B.
C.
D.
E.

Correct. (See section 22·10 Digestion dismantles food into usable parts.)
Incorrect. (See section 22·10 Digestion dismantles food into usable parts.)

4.

4. The small intestine:

A.
B.
C.
D.
E.

Correct. (See section 22·11 Absorption moves nutrients from your gut to your cells.)
Incorrect. (See section 22·11 Absorption moves nutrients from your gut to your cells.)

5.

5. Though essentially the same organ, humans are born with an appendix that is much smaller than a koala’s cecum. This is because:

A.
B.
C.
D.
E.

Correct. (See section 22·13 Animals have some alternative means for processing their food.)
Incorrect. (See section 22·13 Animals have some alternative means for processing their food.)

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