The Level of Dehydration Can Be Determined with a Simple

question 63

Short Answer

The level of dehydration can be determined with a simple skin __________ test that involves grasping the skin on the posterior surface of the hand between the fingers and releasing it.

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Definitions:

Permeability

A measure of the ability of a substance to allow liquids or gases to pass through it.

Absolute Refractory Period

A period immediately following the firing of a nerve fiber when it cannot be stimulated no matter how great a stimulus is applied.

Repolarization

The process of restoring the resting negative charge inside the cell membrane after depolarization, crucial for the propagation of electrical signals in nerve and muscle cells.

Action Potential

A rapid change in the electrical charge across a cell membrane that results in a nerve or muscle cell firing.