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| 1. |
Which statements about muscle contractions are true (i) Acetylcholine is released when neural signal reaches motor end plate (ii) Muscle contraction is initiated by a signal sent by CNS via a sensory neuron (iii) During muscle contraction , isotropic band gets elongated (iv) Repeated activation of the muscle can lead to lactic acid accumulation .A. `i` and ivB. `i` and iiiC. ii and iiiD. `i` , ii and iii |
| Answer» Correct Answer - A | |