end plate

American  

noun

1. Mining. one of the shorter members of a set.

2. Cell Biology. a specialized area on the surface of a muscle fiber where a motor neuron makes contact with the muscle, consisting of an irregularly shaped trough into which the terminal portion of the axon fits.

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Etymology

Origin of end plate

First recorded in 1875–80

Example Sentences

See Examples For:

end plate

The motor end plate possesses junctional folds—folds in the sarcolemma that create a large surface area for the neurotransmitter to bind to receptors.

From Textbooks ● Jun. 9, 2022

The area of the sarcolemma on the muscle fiber that interacts with the neuron is called the motor end plate.

From Textbooks ● Jun. 9, 2022

The end of the neuron’s axon is called the synaptic terminal, and it does not actually contact the motor end plate.

From Textbooks ● Jun. 9, 2022

As ACh binds at the motor end plate, this depolarization is called an end-plate potential.

From Textbooks ● Jun. 9, 2022

One end of the cone is supported on the end plate of the armature and the other end on a ring on the commutator.

From Scientific American Supplement, No. 841, February 13, 1892 by Various