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Following is given a randomly arranged list of events that occur at neuromuscluar junction to trigger mucle contraction. (i) Receptor sites on sarcolemma Nerve impulse (iii) Release of `Ca^(+2)` from sarcoplasmic reticulum (iv) The neurotransmitter acetylcholine is released (v) Sarcomere shorten (vi) Synaptic cleft (vii) Spread of impulses over sarcolemmna on T-tubules Which of the following gives the correct sequence of these steps?A. `(ii)rarr(iv)rarr(i)rarr(vi)rarr(vii)rarr(iii)rarr(v)`B. `(ii)rarr)(iv)rarr(vi)rarr(i)rarr(vii)rarr(iii)rarr(v)`C. `(i)rarr(ii)rarr(iii)rarr(iv)rarr(v)rarr(vi)rarr(vii)`D. `(vii)rarr(vi)rarr(v)rarr(iv)rarr(iii)rarr(ii)rarr(i)`

Answer» Correct Answer - B


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