Rats That Are Raised in a Complex Environment Have More

question 87

Multiple Choice

Rats that are raised in a complex environment have more synapses and longer dendrites in their brains than rats raised in a simpler environment.These differences in the rat's brain due to environmental experiences illustrate the brain's

• A)neuroresilency.
• B)neuroplasticity.
• C)synaptic malleability.
• D)depolarization potential.

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Definitions:

Depolarization

The process during which a cell's membrane potential becomes less negative, making it more likely to fire an action potential.

Absolute Refractory Period

A period immediately following an action potential during which a neuron is incapable of generating another action potential, no matter the stimulus strength.

Stimulation

The act of applying a stimulus to generate a response in an organ or tissue.

Plasma Membrane

A semi-permeable membrane found in cells that separates the interior of the cell from its external environment and regulates the movement of substances in and out of the cell.