The Central Nervous System Consists of __________

question 139

Multiple Choice

The central nervous system consists of __________

• A) the parasympathetic and sympathetic divisions.
• B) the brain and spinal cord.
• C) muscles and glands.
• D) sense organs and sensory neurons.

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Definitions:

Epinephrine

Epinephrine, also known as adrenaline, is a hormone and neurotransmitter involved in the body's fight-or-flight response, increasing heart rate, muscle strength, blood pressure, and sugar metabolism.

Adrenaline Rush

A sudden increase in adrenal hormones in the body, typically in response to stress or threat, enhancing physical performance and awareness.

Neurotransmitter GABA

Gamma-aminobutyric acid, a key neurotransmitter in the brain that inhibits nerve transmission, calming nervous activity.

Norepinephrine

A neurotransmitter and hormone involved in the body's fight or flight response, affecting heart rate, blood pressure, and blood sugar levels.