9. Regular exercise helps remove buildup of plaque on artery walls by increasing blood flow through arteries. Which of the following describes a long term effect of regular exercise on the cardiovascular system? Artery A. Decreased blood pressure due to reduced resistance. B. High blood volume caused by the widening of the artery. c. Increased blood pressure due to prolonged high blood flow. D. Increased risk for diseases caused by reduced blood pressure. Normal artery Artery with pleque build up

Q: Which of the following statements best describes the actions of the neurotransmitter noradrenaline…

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Q: Leaky Na+ channels in the cells of the SA Node do which of the following?   a-allow a slow…

A: d-allow a slow depolarization that eventually reaches the threshold for voltage-gated Ca2+ channels.

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A: Answer given in step 2. Thank you.

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Q: the

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