When a person is under stress, the brain's hypothalamus sends messages to the endocrine glands along two major pathways, one of which activates the:

Question

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The sympathetic nervous system is activated during times of stress or when a person perceives a threat. This activation causes the release of adrenaline and other stress hormones, increasing heart rate, blood pressure, and respiration, preparing the body for fight or flight response. This is one of the major pathways activated in response to stress.

When a Person Is Under Stress, the Brain's Hypothalamus Sends