Multiple Choice
Which stomach secretion is necessary for normal hemoglobin production in red blood cells?
Predict how abnormal hemoglobin proteins that contain only two iron ions, instead of four, would affect homeostasis.
How many heme groups are required to synthesize 4 hemoglobin molecules?
Total peripheral resistance:
a. is inversely proportional to the length of the vascular bed
b. increases in anemia
c. decreases in polycythemia
d. is inversely related to the diameter of the arterioles