Up-Regulating and Down-Regulating Hormone Receptor Proteins on the Membrane of a Target

question 5

True/False

Up-regulating and down-regulating hormone receptor proteins on the membrane of a target cell will change its sensitivity to a hormone.

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Definitions:

Decreased Preload

A reduction in the volume of blood returning to the heart before contraction, which can impact cardiac output and blood pressure.

Vasodilators

Medications or other agents that widen blood vessels, increasing blood flow and lowering blood pressure.

Atrial Fibrillation

A cardiac arrhythmia characterized by rapid, irregular beating of the atria, leading to poor blood flow and increased risk of stroke.

Heart Rate

The number of heartbeats per unit of time, typically expressed as beats per minute (bpm), indicating the heart's health and efficiency.