MUSCLE NERVE CARTILAGE BONE
CARDIAC MUSCLE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is a scientific term for changing the rate?
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Inotropism
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Dromotropy
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Chronotropism
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Lustropy
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Explanation:
Detailed explanation-1: -Chronotropic effects (from chrono-, meaning time, and tropos, “a turn") are those that change the heart rate.
Detailed explanation-2: -adjective. affecting the rate or timing of a physiologic process, as the heart rate.
Detailed explanation-3: -Stimulation of the Beta1-adrenergic receptors in the heart results in positive inotropic (increases contractility), chronotropic (increases heart rate), dromotropic (increases rate of conduction through AV node) and lusitropic (increases relaxation of myocardium during diastole) effects.
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