In a healthy person, which of the following will have the greatest influence on resistance to pulmonary airflow?
A) Respiratory rate
B) Bronchiole diameter
C) Quantity of surfactant
D) Contraction of the diaphragm
E) Atmospheric pressure
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Question 2) ATP ________ endergonic and exergonic reactions.
A) dehydrates
B) decomposes
C) links
D) opposes
E) reduces
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Question 3) Which cutaneous glands are concerned with cooling the body?
A) Exothermic glands
B) Merocrine glands
C) Apocrine glands
D) Sebaceous glands
E) Ceruminous glands
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Question 4) Carpal tunnel pressure is sometimes relieved by surgically excising part or all of which structure?
A) Palmar aponeurosis
B) Median nerve
C) Flexor retinaculum
D) Extensor aponeurosis
E) Extensor retinaculum
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Question 5) Which of the following is not a process carried out by bacterial flora?
A) Synthesis of vitamin K
B) Digestion of cellulose
C) Production of some of the gases found in flatus
D) Digestion of most of the proteins we get in the diet
E) Formation of part of the feces
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Question 6) Where do most RBCs die?
A) Lymph nodes and thymus
B) Spleen and liver
C) Stomach and liver
D) Red bone marrow
E) Stomach and small intestine
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Question 7) Looking at a slide of axillary skin under the microscope, you notice the presence of ________ glands that are absent on slides of the scalp.
A) perspiration
B) ceruminous
C) sebaceous
D) merocrine
E) apocrine
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Question 8) From superficial to deep, the meninges occur in which order?
A) Dura mater, pia mater, arachnoid
B) Pia mater, dura mater, arachnoid
C) Pia mater, arachnoid, dura mater
D) Arachnoid, pia mater, dura mater
E) Dura mater, arachnoid, pia mater
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Question 9) Nucleic acids are ________ of ________.
A) monomers; ATP
B) polymers; DNA
C) polymers; nucleotides
D) polymers; cAMP
E) monomers; monosaccharides
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Question 10) An increased erythropoietin (EPO) output by the kidneys would lead to all of the following except ________.
A) increased hematocrit
B) increased blood osmolarity
C) increased hypoxemia
D) increased blood viscosity
E) increased RBC production
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