A Neuron Typically Reaches Threshold for an Action Potential When

question 9

Multiple Choice

A neuron typically reaches threshold for an action potential when it is depolarized approximately _________mV.

• A) 1-2
• B) 2-5
• C) 5-10
• D) 10-12

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Definitions:

Major Histocompatibility Complex

A set of cell surface molecules important for the immune system to recognize foreign molecules in vertebrates, aiding in antigen presentation.

MHC Class

Molecules on the surfaces of cells that help the immune system recognize foreign substances; they are categorized into class I and II, important for immune response.

Immune System

The immune system is a complex network of cells, tissues, and organs that work together to defend the body against infection and disease.

Lipoproteins

Molecules made of protein and fat that transport fats around the body in the extracellular fluid.