Which structure is located anterior to the esophagus and carries air to the bronchi?
a) Trachea
b) Larynx
c) Nasopharynx
d) Pharynx
e) None of these choices
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Question 2) Chemical reactions that break down complex organic molecules into simpler ones are called
a) Metabolism
b) Anabolism
c) Catabolism
d) Metatheses
e) Oxidation reactions
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Question 3) What is the normal specific gravity range of urine in humans?
a) 2.350 3.700
b) 0.002 1.000
c) 4.6 8.0
d) 1.001 1.035
e) 1.04 2.60
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Question 4) In male embryos, which hormone is responsible for the development of the urethra, prostate, and external genitals?
a) LH
b) FSH
c) Progesterone
d) Estrogen
e) Dihydrotestosterone
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Question 5) The gas law that describes the pressure changes that occur during pulmonary ventilation is
a) Boyle's law
b) Charles' law
c) Henry's law
d) The inhalation law
e) The law of partial pressure
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Question 6) What is the normal volume of urine produced in humans?
a) 1L / hr
b) 2L / day
c) 2L / hr
d) 3L / week
e) 10L / 24 hours
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Question 7) Which hormone inhibits the release of FSH from the pituitary gland?
a) Inhibin
b) Relaxin
c) GnRH
d) hCG
e) LH
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Question 8) Which type of hepatitis is spread via fecal contamination of objects such as food, clothing, toys, and eating utensils and is characterized by loss of appetite, malaise, nausea, diarrhea, fever, and chills.
a) Hepatitis A
b) Hepatitis B
c) Hepatitis C
d) Hepatitis D
e) Hepatitis E
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Question 9) Which of the following is a contribution of the digestive system to the muscular system?
a) Small intestine absorbs dietary calcium and phosphorous salts.
b) The liver can convert lactic acid to glucose.
c) Small intestine absorbs vitamin D.
d) Excess dietary calories are stored as triglycerides in adipose cells.
e) The liver synthesizes most plasma proteins.
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Question 10) Which structure prevents food or water from entering the trachea?
a) Arytenoid cartilage
b) Epiglottis
c) Nasopharynx
d) Thyroid cartilage
e) Paranasal sinus
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