Endurance training typically increases:
A. Ca++ influx into the muscle fiber
B. the oxidative capacity of the muscle
C. the conversion of slow-twitch muscle into fast-twitch muscle
D. the number of muscle fibers within a muscle
E. Ca++ extrusion from the muscle fiber
ANS: B
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Equal amounts of two solutes, A and B, are placed into the same beaker of water at the same time. Solute A reaches diffusion equilibrium faster than solute B. What is the most likely explanation for this observation?
A. The concentration gradient for A was greater than B. B. Solute B is more soluble in water than solute A. C. Solute A traveled a shorter distance than solute B. D. The temperature was greater for solute A than solute B. E. Solute A is smaller than solute B.
The duodenum curves around the ____________________ of the pancreas.
Fill in the blank(s) with the appropriate word(s).
When jumping into water you notice resistance. This resistance is caused by water's ________.
A. hydrophobic tension B. hydrophilic tension C. cohesiveness D. adhesiveness E. osmotic equilibrium
Vasoconstriction refers to a decrease in the radius of a vessel
Indicate whether the statement is true or false