The functional unit of muscle contraction is
A. the muscle.
B. the myosin cross-bridge.
C. the muscle fiber.
D. the sarcomere.
Answer: D
Anatomy & Physiology
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Dietary protein is necessary to achieve normal growth in infants and children.
Answer the following statement true (T) or false (F)
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The intrapleural pressure is negative to maintain lung inflation
Indicate whether the statement is true or false
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Which of the following is an organic compound?
A) CO2 B) CH4 C) H2O D) CCl4 E) HCl
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The trabeculae carneae are located in the
a. endocardium. b. atrium. c. epicardium. d. ventricles.
Anatomy & Physiology