About How Many Neurons Are in the Typical Human Brain

question 83

Multiple Choice

About how many neurons are in the typical human brain?

• A) 10 million
• B) 100 million
• C) 10 billion
• D) 100 billion

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Definitions:

Extensor Surfaces

The outer or posterior surfaces of limbs, where the extensor muscles are located, responsible for straightening joints.

Anaphylactic Reaction

A severe, potentially life-threatening allergic response that requires immediate medical intervention.

Epinephrine

A hormone and medication, also known as adrenaline, used to treat allergic reactions, cardiac arrest, and other conditions requiring immediate action.

Cyanotic

A condition where the skin appears blue due to a lack of oxygen in the blood.