Explain the action of the Explain how the heart pumps blood through the cardiac cycle. heart in terms of collecting blood, pumping blood, and opening and closing of valves. Explain the relationship For the following blood vessels, describe their structure and function and the amount of between the structure pressure each undergoes. Include a cross-sectional, labeled sketch for each. and function of the arteries, capillaries, and Arteries: veins. Capillaries: Veins: State that the coronary What is the function of the coronary arteries? arteries supply heart muscle with oxygen and nutrients. What is the function of the pulmonary arteries? Outline the control of the Describe the Cardiac Cycle. heartbeat in terms of myogenic muscle contraction, the role of the pacemaker, nerves, the medulla of the brain and epinephrine (adrenaline).
Explain the action of the heart in terms of collecting blood, pumping blood, and opening and closing of valves. Explain how the heart pumps blood through the cardiac cycle. Explain the relationship between the structure and function of the arteries, capillaries, and veins. For the following blood vessels, describe their structure and function and the amount of pressure each undergoes. Include a cross-sectional, labeled sketch for each. Arteries: Capillaries: Veins: State that the coronary arteries supply heart muscle with oxygen and nutrients. What is the function of the coronary arteries? What is the function of the pulmonary arteries? Outline the control of the heartbeat in terms of myogenic muscle contraction, the role of the pacemaker, nerves, the medulla of the brain and epinephrine (adrenaline). Describe the Cardiac Cycle.
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