What is defined as a decrease in the oxygen-carrying capacity of blood?
A) hypoxia
B) polycythemia
C) hemolysis
D) hematocrit
E) anemia
Ans: E) anemia
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Temperature-dependent remodeling may involve qualitative strategies such as
A) Changes in mitochondrial density of muscle fibers. B) Hypertrophic growth of the heart. C) Seasonal differential expression of myosin isoforms. D) Variable levels of myoglobin concentrations.
Which of the following would not lead to polycythemia?
A. Cancer of the erythropoietic line of the red bone marrow B. Iron deficiency C. Dehydration D. Emphysema E. Excessive aerobic exercise
This figure illustrates changes in blood pressure when ________ feedback mechanisms are in control.
A. positive B. negative
The posterior, inferior projection from vertebrae is the
A. intervertebral disk. B. vertebral foramen. C. lamina. D. intervertebral foramen. E. spinous process.