What will happen if (a) Ligament gets over stretched? (b) Heparin is absent in blood. (c) Striated muscles contract rapidly for longer duration.

(a) Overstretching of ligament results in sprain.
(b) Absence of heparin in blood result in coagulation of blood inside the blood vessels.
(c) When striated muscles contract rapidly for longer duration, they get fatigued due to accumulation of lactic acid in them.