Which of the Following Is a Second Messenger

question 62

Multiple Choice

Which of the following is a second messenger?

• A) Cyclic AMP
• B) GTP-binding proteins.
• C) Proteins kinases.
• D) Phospholipase C.
• E) All of these can act as second messengers.

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Definitions:

Sodium

A chemical element (symbol Na) that is essential for the body's fluid balance and nerve and muscle function, often regulated through diet.

Excitation

The process of causing a neuron or muscle cell to become more active or aroused.

Resting Potential

The electrical charge across a neuron's plasma membrane when the neuron is not actively sending a signal, serving as the basis of potential neural activation.

Axons

Long, slender projections of nerve cells, or neurons, that transmit electrical impulses away from the neuron's body to other neurons, muscles, or glands.