After a Long Run,Aaron Sometimes Experiences a Feeling of Euphoria,a

question 124

Short Answer

After a long run,Aaron sometimes experiences a feeling of euphoria,a "runners' high," reflecting the activity of neurotransmitters called _____.

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Definitions:

P-QRS Waves

Represents the electrical activity that triggers the heartbeat, as recorded by an electrocardiogram.

Pulmonary Artery

The Pulmonary Artery carries deoxygenated blood from the right ventricle of the heart to the lungs for oxygenation.

Renal Vein

A blood vessel that carries filtered blood away from the kidney and back toward the heart.

Hepatic Portal Vein

A blood vessel that carries blood from the gastrointestinal tract and spleen to the liver, enabling nutrient processing and detoxification.