Athletes might abuse which of the following chemicals made in the urinary system to
improve performance by increasing red blood cell production?
A) Urea B) Glomerular filtrate
C) Erythropoietin (EPO) D) ADH
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Question 2) The intensity (volume) of a vocal sound is a result of the
A) size of the laryngeal cartilage.
B) shape of the laryngeal cartilage.
C) tension on the vocal cords.
D) force of air passing over the vocal cords.
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Question 3) The organs of the urinary system are
A) a kidney, a ureter, and paired bladders and urethras.
B) the renal cortex, renal pelvis, and renal medulla.
C) paired kidneys, paired ureters, a bladder and a urethra.
D) the glomerular capsule, proximal convoluted tubule, the nephron loop, distal
convoluted tubule, and the collecting duct.
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Question 4) Which of the following is not a function of the mucus-covered nasal passages?
A) Warming inspired air B) Entrapping small particles
C) Cooling exhaled air D) Moistening inspired air
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Question 5) BMI measures
A) the amount of body fat. B) the basal metabolic rate.
C) weight in proportion to height. D) volume in proportion to area.
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Question 6) Which of the following activities should lead to the loss of at least a pound of fat in one
week?
A) slow walking or dressing and undressing for an hour each day.
B) swimming or running for an hour each day.
C) sitting at rest for two hours each day.
D) swimming for half an hour each day.
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Question 7) The vocal cords are in the
A) trachea. B) oral cavity. C) larynx. D) pharynx.
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Question 8) Factors that affect BMR are
A) all of the above. B) the level of endocrine activity.
C) body temperature. D) body size.
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Question 9) There are __ essential amino acids needed for adults.
A) 4 B) 6 C) 2 D) 8
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Question 10) Arielle is an 8-year-old with cystic fibrosis. For 30 minutes each morning and evening
parent holds her body in various positions and massages and kneads the areas over her
lungs to dislodge the abundant, sticky mucus, which Arielle spits into a
jar. She also
takes medication - an enzyme - that thins the mucus. If she didn't take these measures,
the mucus in her lungs would most likely increase her risk of
A) infection. B) emphysema. C) cancer. D) asthma.
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