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Think of these as the 'fight or flight' stimulants.

They increase heart rate, heart volume and contraction force.
Blood flow to the limbs is increased.
Blood flow to the digestive organs is reduced.

Broncho dilation, pupil dilation... there are many and varied effects across the body.

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14y ago
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12y ago

Serve as transmitters for sympathetic nervous system

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10y ago

Increase heart rate via improved coronary perfusion pressure via its peripheral vasoconstrictive effects.

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Q: What is the function of epinephrine and nor epinephrine?
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