Examlex
In a chi-square contingency test, the number of degrees of freedom is equal to the number of cells minus 1.
Sarcolemmas
The cell membranes of muscle fibers that enclose the cytoplasm and organelles of muscle cells.
Motor Unit
A single motor neuron and all of the muscle fibers it innervates, working together to produce a contraction.
Neuromuscular Junction
The point of contact between a motor neuron and the muscle fiber it controls, crucial for muscle contraction.
Axon Terminal
The endpoint of a neuron's axon where neurotransmitters are released to send signals to other neurons or muscles.
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