The Key Component of the Type a Behavior Pattern,hostility,is Highly

question 106

Multiple Choice

The key component of the Type A behavior pattern,hostility,is highly toxic because it:

• A)produces excessive physiological arousal in stressful situations.
• B)affects the course of cancer through links to the immune system.
• C)decreases heart rate and blood pressure.
• D)results in decreased production of the hormones epinephrine and norepinephrine.

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Definitions:

Circadian Rhythm

The internal biological clock that regulates the sleep-wake cycle and other physiological processes within a roughly 24-hour period.

Juvenile Hormone (JH)

A regulatory substance produced by certain insects, involved in the control of development, reproduction, and other physiological functions.

Messenger RNA (mRNA)

A type of RNA that carries genetic information from DNA to the ribosome, where it serves as a template for protein synthesis, playing a key role in the process of gene expression.

PK2 Gene

A gene implicated in the regulation of behavioral rhythms and possibly involved in sleep-wake cycles, demonstrating a link between genetics and behavior.