What are the smallest conducting passageways of the lungs?
A) main (primary) bronchi
B) alveoli
C) terminal bronchioles
D) alveolar ducts
C
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The most abundant cation in the ECF is
A) chloride. B) potassium. C) sodium. D) bicarbonate. E) calcium.
At each junction of an A band and I band, the surface membrane dips into the muscle fiber to form a(n) ____________________
Fill in the blank(s) with correct word
In general, the parasympathetic nervous system is ____________________ to the digestive tract, whereas the sympathetic nervous system is ____________________
Fill in the blank(s) with correct word
The most superficial wall of the pleural cavity is lined by the ________, whereas the outer surface of the lungs is covered by the ________.
A. parietal pleura; visceral pleura B. mesothelium; endothelium C. visceral peritoneum; parietal peritoneum D. visceral pleura; parietal pleura E. parietal pericardium; visceral pericardium