The average peak expiratory flow rate in a healthy adult is approximately:
A) 450 mL.
B) 550 mL.
C) 650 mL.
D) 750 mL.
Answer: B) 550 mL.
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The rapid rise and fall in force produced by a muscle fiber after a single action potential is a(n)
A) tetanus. B) unfused tetanus. C) twitch. D) motor end plate potential. E) muscle action potential.
During strenuous exercise, blood flow increases to
a. the heart because of local control factors b. the brain because of reflex control factors c. the skeletal muscles because of local control factors d. both a and c e. none of the above; blood flow remains fairly constant to these organs
The posterior horns of the spiral cord contains
A. Sensory nuclei B. Motor nuclei C. Neurological nuclei D. Nuceli
Converting glucose into glycogen is the process of ________.
A. gluconeogenesis B. glycogenesis C. glycogenolysis D. lipogenesis