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MCAS Gas Questions

Last updated over 1 year ago

6 questions

1 point

1

Question 1

1.

Identify the main gas that diffuses from the alveolus to the capillary.

A. hydrogen

B. carbon dioxide

C. oxygen

D. nitrogen

1 point

1

Question 2

2.

Explain why the gas you identified in #1 diffuses in this direction.

A. the gas moves from low to high

B. the gas moves from high to low 

C. energy in the form of ATP is used to move the gas

1 point

1

Question 3

3.

Identify the main gas that diffuses from the capillary to the alveolus?

A. hydrogen

B. carbon dioxide

C. oxygen

D. nitrogen

1 point

1

Question 4

4.

At point X on the diagram, carbon dioxide gas is at a ______ concentration

A. high

B. low

C. neutral

1 point

1

Question 5

5.

What process occurs in the body to cause carbon dioxide levels to increase?

A. Transcription

B. Translation

C. Cellular Respiration

D. Photosynthesis

1 point

1

Question 6

6.