Which of the Following Ion Channels Does NOT Participate in the Contractile

question 87

Multiple Choice

Which of the following ion channels does NOT participate in the contractile cell action potential?

• A)type L calcium channels
• B)inward rectifying potassium channels
• C)delayed rectifying potassium channels
• D)voltage- gated sodium channels
• E)type T calcium channels

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Definitions:

Postsynaptic Neuron

A neuron that receives a signal from and is located directly downstream of the synapse in neuronal communication.

Neurotransmitters

Chemical substances that transmit signals across a synapse from one neuron to another neuron, muscle, or gland cell.

Frontal Lobe

The part of the brain located at the front of each cerebral hemisphere, responsible for decision making, problem solving, and controlling behavior.

Voluntary Movement

Movement that is under the conscious control of an organism, typically mediated by the skeletal muscles.