Physiology · Cardiovascular System · Hard
Chronotropy
Meaning: The control of heart rate, increased or decreased by nerves, hormones or drugs.
In practice: Beta blockers have a negative effect on chronotropy, slowing the heart.
Quick check
Two questions on related physiology words.
Which word means: A class of adrenal steroid hormones that regulate salt and water balance by acting on the kidney.
Answer: Mineralocorticoid
Which word means: The paired organs of respiration that exchange oxygen and carbon dioxide with the blood.
Answer: Lungs
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