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18). Explain the events that occur in sequence from when an efferent (motor) neuron releases ACh...

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Medical Sciences

18). Explain the events that occur in sequence from when anefferent (motor) neuron releases ACh to the motor end plate of askeletal muscle cell until calcium ions contact troponin.


19). Describe the differences between muscle atrophy & musclehypertrophy & give at least two (2) causes for eachcondition.


20). Describe four (4) causes of skeletal muscle fatigue.

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18 When stimulus reach the neuromuscular junction acetylcholine choline vessicles fuse with the presynaptic neurone This due to the opening of Voltage gated calcium channels Thus ACH is released to the synaptic cleft The Ach released gets in contact with the receptors of the motor endplate of the post synaptic membrane This leads to    See Answer
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