The Predominant Action of a Neuron in the Central Nervous

question 9

Multiple Choice

The predominant action of a neuron in the central nervous system is to

• A)stimulate (excite) other neurons
• B)inhibit the firing of other neurons
• C)either increase or decrease the excitability of other neurons and thus alter their tendency to fire
• D)alter metabolic activities which take place in the nucleus of other neurons

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Definitions:

Fight-Or-Flight Reaction

An automatic physiological response to threatening situations, equipping an individual with the energy to either fight the threat or escape.

Cortisol Secretion

The process of releasing cortisol, a steroid hormone, by the adrenal glands in response to stress or low blood-glucose concentration.

Blood Sugar Levels

The concentration of glucose present in the blood, crucial for energy production in the body and regulated by hormones like insulin.

Lymphocytes

A type of white blood cell that plays a significant role in the body's immune response.