Indicate the statement that describes respiratory function in a highly trained athlete at maximal exercise.
A. Increased residual volume; increased respiratory rate; decreased alveolar ventilation
B. Unchanged minute ventilation; increased respiratory rate; decreased vital capacity
C. Increased tidal volume; unchanged minute ventilation; unchanged alveolar ventilation
D. Increased tidal volume; increased minute ventilation; increased alveolar ventilation
E. Increased minute ventilation; increased alveolar ventilation; unchanged tidal volume
Answer: D
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A) prophase B) telophase C) metaphase D) anaphase E) interphase
_________ is characterized by swelling of the lymph glands, nodes, or both.
a. Lymphadenitis
b. Lymphedema
c. Lymphangitis
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Action potentials are carried by the Purkinje fibers from the bundle branches to the ventricular walls.
a. true b. false
John, a 72-year-old grandfather, had been smoking heavily for 24 years and had a persistent cough. A biopsy of his lung tissue revealed considerable amounts of carbon particles
How could this happen considering the natural cleaning mechanism of the respiratory system? What will be an ideal response