Which of the Following Is a Small, Flat, Rectangular Pointing

question 53

Multiple Choice

Which of the following is a small, flat, rectangular pointing device that is sensitive to pressure and motion?

• A)trackball
• B)touchpad
• C)optical mouse
• D)stylus

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Definitions:

Transmitter-Activated Receptor

Protein that has a binding site for a specific neurotransmitter and is embedded in the membrane of a cell.

Membrane Depolarization

The process by which a cell's membrane potential becomes less negative (or more positive), often leading to the initiation of an action potential in neurons.

Hyperpolarization

An increase in a cell's membrane potential, making it more negative and less likely to initiate an action potential.

Degradation

The process of breaking down or decomposing substances into simpler forms, as in the breakdown of proteins into amino acids.