When comparing veins and arteries of the same diameter, which of the following statements is not true?
A. Veins have fewer smooth muscle fibers.
B. Veins have thinner walls.
C. Veins have valves.
D. Veins have a larger lumen.
E. Veins have more elastic tissue.
Answer: E
You might also like to view...
The P wave of an ECG represents
a. the contraction of the atria. b. the contraction of the ventricles. c. the depolarization of the ventricles. d. the depolarization of the atria. e. the repolarization of the ventricles.
All of these are responses or processes controlled by the heat-gain center except
A) nonshivering thermogenesis. B) vasoconstriction. C) the countercurrent mechanism. D) increased respiration depth. E) hunter's response.
Adhesions of abdominopelvic organs due to friction occur when ________ is/are damaged
A) serous membranes B) synovial membranes C) muscle D) nerve cells E) mucous membranes
To expand our lungs, pleural fluid is secreted into the pleural cavity and allows the lungs to "stick to" the inside of the cavity. When the muscles contract, the cavity expands, pulling our lungs open so that we can bring air into the lungs. Which
property of water is used to expand our lungs? A) Reactivity B) Cohesion C) Adhesion D) Solubility