Examlex
Material participation requires that an individual participates in an activity for more than 200 hours per year or spends more than 50 hours a year in the activity and the time spent is more than anyone else spends on the activity.
Nerves
Bundles of axons within the peripheral nervous system that transmit information to and from the brain and spinal cord to the rest of the body.
Membrane Permeability
The quality of a biological membrane that allows substances to pass through it, controlling the entry and exit of materials.
K+
Potassium ion, an essential electrolyte involved in various body functions including nerve signal transmission and muscle contraction.
Hyperpolarize
A change in a cell's membrane potential that makes it more negative, moving it further away from initiating an action potential.
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