The Oldest Part of the Brain,and the Point Where Most

question 22

Multiple Choice

The oldest part of the brain,and the point where most of the nerves passing between the spinal cord and the brain cross over,is the:

• A) cerebellum.
• B) medulla.
• C) brainstem.
• D) hippocampus.

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Definitions:

Parasympathetic

A component of the autonomic nervous system responsible for energy conservation, it decelerates the heart rate, enhances the activity of intestines and glands, and loosens the sphincter muscles.

Psychoneuroimmunology

The study of the effects of psychological factors such as stress, emotions, thoughts, and behavior on the immune system.

Immune System

The Immune System is the body's defense mechanism against pathogens, consisting of a complex network of cells, tissues, and organs that work together to protect the body from infection and disease.

Psychoneuroimmunology

The study of the interaction between psychological processes, the nervous system, and immune functions.