As a baseball pitcher winds up to throw, he medially rotates his arm by contracting his
A. infraspinatus.
B. subscapularis.
C. supraspinatus.
D. teres minor.
Answer: B
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Athletes abuse erythropoietin (EPO) because this hormone
A. increases the number of red blood cells. B. increases the number of white blood cells. C. decreases the number of red blood cells. D. adds protein to plasma.
All but one of the statements correctly describes T2DM; which one is it?
A) T2DM is a metabolic disorder, likely linked to the current lifestyle of humans being at odds with the evolution of our physiology. B) In T2DM, more glucose is taken up by adipose tissue and converted to fat. C) In T2DM, tissues become unresponsive to insulin. D) In T2DM, insulin is produced by the liver in response to higher glucose levels in the blood.
The conditions of polyuria, low blood volume, and high blood potassium concentrations result from the underproduction of
A) testosterone. B) insulin. C) thyroxine. D) estradiol. E) aldosterone.
Jerry was in an automobile accident that severed his spinal cord at the L3 level. After his recovery, he wonders if he will still be able to have an erection. What would you tell him?
What will be an ideal response?