Question: 16. Smooth muscle content decreases /
increases.(Explain why)
17. In passive breathing, inspirati…



16. Smooth muscle content decreases /
increases.(Explain why)

17. In passive breathing, inspiration is caused
by contraction of the abdominals / diaphragm / external
intercostals / internal intercostals.

18. If a person is anemic, their Po2 will be higher
than
/ the same as / lower
than
the Po2 of a person with normal Hb levels.

19. T / F The medulla has one
area that controls inspiration and another that controls active
breathing. (Explain Why)

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