Ages

Introduction

Summary

This animation presents the structure and the ultrastructure (also called the “fine structure”) of the neuromuscular junction. Microphotographs enable one to relate the schematic diagrams to the real structures.

Goals

• To learn the organization of the motor end plate.
• To illustrate the structure and ultrastructure of the neuromuscular synapse.

Features

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Use the controls at upper right to proceed through the animation.

Student sheet

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Tags

synapse nerve muscle nervous-system axon neurotransmitter mitochondrion sarcomere motor-end-plate synaptic-knob