Examlex
A(n) ____________________ is a brief description that appears when you position the pointer over an object on the screen.
Signal Transmission
The process by which information is conveyed from one place to another through electrical impulses, chemical signals, or physical movements.
Dendrites
A neuron’s often bushy, branching extensions that receive and integrate messages, conducting impulses toward the cell body.
Neurotransmitters
Chemicals released by neurons in the brain and nervous system to transmit signals between nerve cells.
Parasympathetic
Part of the autonomic nervous system that conserves energy as it slows the heart rate, increases intestinal and gland activity, and relaxes sphincter muscles in the gastrointestinal tract.
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