Neuromuscular Junction
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Q.
The Junction between a nerve cell and the motor unit is called
- Gap junction
- Tight junction
Neuromuscular junction
Sarcomeres
Q.
Stimulation of a neuron in resting state causes _____.
Depolarisation
Hyperpolarization
Repolarisation
No change in the state of rest
Q.
During an action potential, what is the role of calcium?
The calcium binds to the myosin molecule in the sarcomere.
The calcium causes the release of acetylcholine in the neuron into the synaptic cleft.
- There is no role for calcium during action potential.
The calcium breaks down ATP to ADP and inorganic phosphate.