Answer the following questions true (T) or false (F)
1. Water obeys the principle of mass balance—in other words, what is gained by the body must equal what is lost by the body.
2. The human body stores more fluids in the extracellular compartment than in the intracellular compartment.
3. Plasma has much higher protein content than interstitial fluid.
1. TRUE
2. FALSE
3. TRUE
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Which of the following statements about cardiac output is true?
a. Cardiac output is the mathematical product of heart rate and stroke volume. b. Cardiac output is the mathematical sum of heart rate and stroke volume. c. Cardiac output is regulated exclusively by adjusting heart rate. d. Cardiac output is regulated exclusively by adjusting stroke volume. e. None of these.
The root of a tooth is anchored by the
A) pulp. B) periodontal ligament. C) the root canal. D) enamel. E) dentin.
What form of polycythemia occurs when an individual lives in a high altitude environment?
a. primary b. secondary c. tertiary d. relative e. None of the above
Average blood pressure in a typical male is ________
A) 150/110 B) 110/70 C) 80/120 D) 120/80