The Action Potential Is Generated When a Stimulus

question 25

Multiple Choice

The action potential is generated when a stimulus

• A) opens sodium channels.
• B) opens voltage-gated potassium channels.
• C) causes the interior of the cell to become more negative.
• D) blocks the entry of sodium into the cell.

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Definitions:

T Cells

A type of lymphocyte critical to the immune system, involved in recognizing and responding to pathogens and abnormal cells.

Cell-Mediated Immunity

A type of immunity where T cells directly attack and destroy infected cells or tumor cells.

Antibody-Mediated Immunity

A type of adaptive immunity where B cells produce antibodies in response to specific antigens, neutralizing or marking them for destruction by other elements of the immune system.

Lymphocytes

A type of white blood cell crucial for the body's immune response, involved in protecting the body against infections.