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⚠️ Test Running in Guest Mode

Important: Your final mark will not be saved.

1.1.a. Skeletal and muscular systems Pindrop

Target Level

Running Total

Attempt

1 of 3

Click on a top label, then click on its correct position on the diagram. Or, drag a top label and drop it onto the correct position. Position all the labels before clicking ‘Check’.

Label the parts that make up a motor unit.

Axon

Synaptic cleft

Action potential arriving at the motor neuron

Neuromuscular junction

Synaptic vesicle

Muscle fibre

Neurotransmitter

Action potential arriving at the neuromuscular junction

Motor end plate

Myelin sheath

Sodium ion channel