There are ________ pairs of true ribs, ________ pairs of false ribs, and ________ pairs of floating ribs.

A. 7; 3; 2
B. 7; 5; 2
C. 8; 3; 2
D. 7; 2; 2


Answer: B

Anatomy & Physiology

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A) NaCl. B) NaOH. C) HCl. D) NaHCO3. E) H2O.

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Which of the following is true concerning isotonic concentric contraction?

A. The muscle shortens but tension remains constant. B. The muscle lengthens and tension declines. C. The muscle lengthens but tension remains constant. D. The muscle tenses but length remains unchanged. E. The muscle tenses and shortens.

Anatomy & Physiology