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

Once released by the synaptic terminal, ACh diffuses across the synaptic cleft to the motor end plate, where it binds with ACh receptors.

From Textbooks • Jun. 9, 2022

A small space called the synaptic cleft separates the synaptic terminal from the motor end plate.

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 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

At low gear, the internal mechanism is drawn to the right-hand side, where the planet carrier engages with the end plate of the hub by means of claw-clutches.

From Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 7 "Bible" to "Bisectrix" by Various