To exhale forcibly, one would contract the:
A) diaphragm alone.
B) internal intercostals and diaphragm.
C) external intercostals and diaphragm.
D) rectus abdominis and diaphragm.
Answer: B) internal intercostals and diaphragm.
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Imagine that an unprepared hiker goes for a long walk on a hot day and gets lost. He has no water, he is nervous, and he is sweating profusely
What effects will these conditions have on his endocrine system, and how will the hormones that are secreted influence his renal system? What will be an ideal response?
A scientifically logical guess is a
A) variable. B) hypothesis. C) law. D) model. E) theory.
A muscle twitch produces external tension and moves an object by shortening the muscles during the ________ phase.
A. contraction B. twitch C. relaxation D. reload E. latentÂ
Which of the following is not a method by which particles can leave a cell?
A) Exocytosis B) Pinocytosis C) Simple diffusion D) Active transport E) An antiport system