The Most Common Serious Heart Rhythm Abnormality Is Atrial Fibrillation

question 47

True/False

The most common serious heart rhythm abnormality is atrial fibrillation.

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Definitions:

Hormones

Chemical messengers produced by the endocrine glands, these compounds regulate various physiological functions and behaviors.

Neurotransmitters

Chemical messengers in the body that transmit signals from nerve cells to target cells.

Chemical Messengers

Substances in the body that transmit signals from one cell to another, often referred to as hormones or neurotransmitters.

Special Receptors

Unique sensory cells located throughout the body that respond to specific stimuli like light, sound, or pressure.