Exercise can reduce the risk of heart disease by all of the following EXCEPT
A) improving blood flow.
B) increasing LDL levels.
C) increasing heart efficiency.
D) increasing the number of capillaries.
Answer: B
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A) calcium B) phosphorus C) uric acid D) alkaline phosphatase
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Indicate whether the statement is true or false
A potential negative effect of stress is
A) increased mental alertness. B) lowered blood pressure. C) lowered disease resistance. D) increased plasma volume.
Muscular strength is defined as the ability
A) to contract a muscle repeatedly over an extended period of time. B) of a muscle to contract with maximal force. C) of the musculoskeletal system to perform daily activities without undue fatigue. D) to move the limbs through their full range of motion.