Which of the following is not a function of blood:
a. Regulation of body temperature
b. Acid-base balance
c. Circulation of nutrients and hormones
d. Transmitting information from muscles to the central nervous system
Q. 2While waiting for a prescription to be filled, Dan decides to measure his blood pressure using the automated machine in the pharmacy. His blood pressure reading is 140 over 92 millimeters of mercury. He knows he has a few pounds to lose but has never known his blood pressure. Before returning home he goes to a fast-food restaurant and enjoys a cheeseburger and fries. At home, Dan tells his wife, Tracy, about his findings and waits for her response. Let's see if you know as much as Tracy about the implications of blood pressure.How would Dan's blood pressure be interpreted?
a. Low blood pressure
b. Optimal blood pressure
c. Prehypertension
d. High blood pressure (hypertension)
e. Near-optimal pressure
Q. 3_______________________ is the liquid component of the blood.
a. Platelets
b. Plasma
c. Leukocytes
d. All of the above
Q. 4What mineral helps maintain the strong acidity in the stomach and the appropriate balance of acids and bases in the blood?
a. phosphorus
b. selenium
c. chloride
d. sodium
e. chromium
Q. 5Research with moderately obese people seems to show that there is no increase in the risk for strokes and hypertension provided excess body fat is distributed around the
a. abdomen
b. arms and chest
c. neck and shoulders
d. hips and thighs
Q. 6Some diuretics cause the excretion of ____, increasing dietary need for this mineral.
a. iron
b. potassium
c. sodium
d. calcium
e. selenium
Q. 7Obesity resulting from an increase in the size of fat cells is termed:
a. hyperplastic obesity
b. hypertrophic obesity
c. hypometabolic obesity
d. leptin-dependent obesity
Q. 8What proportion of muscle is composed of water?
a. 10 percent
b. 20 percent
c. 35 percent
d. 50 percent
e. 75 percent