People Are Not Happy When Something Unexpected Happens,but They Are

question 89

True/False

People are not happy when something unexpected happens,but they are less upset when things are somewhat hidden.

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Definitions:

Cardioregulatory Center

A region of the brain, specifically in the medulla oblongata, that regulates heart rate and blood pressure by coordinating the autonomic nervous and the cardiovascular systems.

Vasodilator Substance

Chemicals that relax and expand blood vessels, increasing blood flow and decreasing blood pressure.

Epinephrine

Hormone (amino acid derivative) similar in structure to the neurotransmitter norepinephrine; major hormone released from the adrenal medulla; increases cardiac output and blood glucose levels; also called adrenaline.

Coronary Blood Vessels

Arteries and veins that provide blood supply to the heart muscle.