What term describes the most air you can blow out of your lungs in a single maneuver, from maximal inspiration to maximal expiration:
A. expiratory reserve volume
B. inspiratory capacity
C. residual volume
D. tidal volume
E. vital capacity
Ans: E. vital capacity
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The direct interconnection of two arteries is called an arterial
A) collateral. B) anastomosis. C) unification. D) merger. E) portal.
Why would an enlarged prostate interfere with urination?
A. It develops calcified deposits that block the urethra. B. It compresses the urethra. C. It produces thicker prostatic secretions that block the urethra. D. It inhibits the micturition reflex. E. It inhibits urine production.
Total saturation of protein transporters for a given solute in the renal tubules would result in ________.
A. a renal clearance of zero B. a net filtration pressure of 1.0 C. reabsorption of all the solute D. absence of that solute from the urine E. appearance of that solute in the urine
Which of the following statements concerning musculoskeletal system development is true?
A. Skeletal muscles develop from crest cells. B. Myoblasts produce somites. C. The vertebral column develops from somite-derived mesoderm. D. Enlargement of muscles after birth is due to an increase in the number of muscle fibers. E. Ossification ends before birth.