A Neuron Is Responsible for Conveying a Message from the Brain

question 51

Multiple Choice

A neuron is responsible for conveying a message from the brain to a particular muscle, such as the muscle that contracts your eyelid. This neuron would be classified as a(n) :

• A) sensory neuron.
• B) inhibitory neuron.
• C) motor neuron.
• D) interneuron.

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Definitions:

Paracrine Signaling

A form of cell-to-cell communication in which a cell produces a signal to induce changes in nearby cells, affecting their behavior or function.

Interstitial Fluid

The fluid that occupies the spaces between cells in a tissue, providing a means of nutrient and waste transport between blood vessels and cells.

Electrical Signals

Pulses of charged particles used for communication within and between neurons and other cells, essential for body functions.

External Domain

External domain often refers to the part of a protein that extends outside the cell membrane or to the publicly accessible part of a web domain or internet site.