Examlex
Without using a calculator, find the value of t in [0, 2?) that corresponds to sin t = -1. t is a quadrantal angle.
Synaptic Cleft
The narrow gap between the terminal end of a neuron and the neighboring neuron or muscle cell, across which neurotransmitters are released to transmit signals.
Schwann Cell
A type of glial cell that forms the myelin sheath around nerve fibers in the peripheral nervous system.
Neuron Cell Body
Enlarged portion of the neuron containing the nucleus and other organelles; also called nerve cell body.
Axon
Main central process of a neuron that normally conducts action potentials away from the neuron cell body.
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