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Questions and Answers
What is the primary function of arteries in the cardiovascular system?
What is the primary function of arteries in the cardiovascular system?
What is the term for the fast heart rate?
What is the term for the fast heart rate?
What is the space within the blood vessel where the blood flows?
What is the space within the blood vessel where the blood flows?
What is the term for the 'tunic' or enveloping membrane/layer of tissue?
What is the term for the 'tunic' or enveloping membrane/layer of tissue?
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What is the primary function of veins in the cardiovascular system?
What is the primary function of veins in the cardiovascular system?
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What is the term for no ventricular contraction, also known as cardiac arrest?
What is the term for no ventricular contraction, also known as cardiac arrest?
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Where does oxygenated blood leave the heart through?
Where does oxygenated blood leave the heart through?
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What is the primary function of the capillaries?
What is the primary function of the capillaries?
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Which layer of blood vessels is composed of fibrous connective tissue and collagen?
Which layer of blood vessels is composed of fibrous connective tissue and collagen?
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What is the middle layer of blood vessels composed of?
What is the middle layer of blood vessels composed of?
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What is the innermost layer of blood vessels composed of?
What is the innermost layer of blood vessels composed of?
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What is the term for the outermost fibrous covering surrounding an organ?
What is the term for the outermost fibrous covering surrounding an organ?
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What is the function of elastic fibers in blood vessels?
What is the function of elastic fibers in blood vessels?
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What is the effect of vasoconstriction on blood pressure?
What is the effect of vasoconstriction on blood pressure?
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What type of cells makes up the tunica intima?
What type of cells makes up the tunica intima?
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What is the primary location where vasoconstriction and vasodilation occur?
What is the primary location where vasoconstriction and vasodilation occur?
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What is the result of vasodilation on blood vessels?
What is the result of vasodilation on blood vessels?
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What is the function of smooth muscle in blood vessels?
What is the function of smooth muscle in blood vessels?
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What is the origin of the pulmonary arteries?
What is the origin of the pulmonary arteries?
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What is the function of the cranial vena cava?
What is the function of the cranial vena cava?
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What is the role of the sinoatrial node in the heart?
What is the role of the sinoatrial node in the heart?
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What is the location of the sinoatrial node in the heart?
What is the location of the sinoatrial node in the heart?
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What type of cardiac muscle cells contract spontaneously?
What type of cardiac muscle cells contract spontaneously?
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Where does the signal from the sinoatrial node spread to after causing the atria to contract?
Where does the signal from the sinoatrial node spread to after causing the atria to contract?
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What is the name of the cycle that the heart goes through to pump blood?
What is the name of the cycle that the heart goes through to pump blood?
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What is the function of the AV valves closing during the cardiac cycle?
What is the function of the AV valves closing during the cardiac cycle?
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What is the phase of the cardiac cycle characterized by ventricular relaxation?
What is the phase of the cardiac cycle characterized by ventricular relaxation?
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What is the term for the first heart sound (S1)?
What is the term for the first heart sound (S1)?
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What is the importance of maintaining blood pressure within a range?
What is the importance of maintaining blood pressure within a range?
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What is the term for the contraction of the ventricles?
What is the term for the contraction of the ventricles?
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