The first heart sound is associated with closure of the __________ valves, whereas the second sound is associated with closure of the __________ valves.
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Question 2) The ____________________ is part of the limbic system and plays a role in declarative memories, such as conjuring up a mental image of experiences in the past.
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Question 3) Atrial repolarization and ventricular depolarization occur __________.
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Question 4) Stimulation of the nerve supply to one muscle and simultaneous inhibition of the nerves to its antagonistic muscle is known as ____________________.
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Question 5) The amount of blood pumped out of each ventricle with each contraction is called the __________.
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Question 6) The ____________________ is a specific part of the ____________________ system, and it processes inputs that give rise to the sensation of fear.
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Question 7) An ECG represents comparisons in __________ detected by electrodes at __________ points on the body surface, not the actual potential.
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Question 8) The ____________________ system promotes alertness and helps direct attention toward specific events.
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Question 9) Random, uncoordinated excitation and contraction of cardiac cells is known as __________.
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Question 10) The paired ____________________ nerves deliver sensory information from the face and much of the scalp.
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