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Ca A D Neurotransmitter is released from the vesicles into the synaptic cleft. Match the numbers on the diagram with the event. An action potential arrives at the axon terminal, causing voltage-gated channels to open and calcium to enter the axon terminal. Calcium triggers the release of neurotransmitter from the vesicles. Structure The neurotransmitter binds to receptors on the motor end-plate of a skeletal muscle fibre. 1. A 2. B 3. C Ca- 4. D -Mitochondrion Junctiona folds of sarcolem Sarcoplasm of muscle fiber
How we can increase the level of acetylcholine in the neuromusular junction? block acetylcholinesterase increase dietary intake of calcium O increase stimulation of the parasympathetic nervous system All of the answers listed are correct