The sarcoplasmic reticulum stores a)acetylcholine, which triggers muscle contraction b)calcium, which triggers muscle contractionsc)tropomyosin, which prevents myosin from detaching from actin

An electric shock can result in anything from a slight tingling sensation to immediate cardiac arrest. the severity depends on the amount of current flowing through the body, the current's path through the body, the length of time the body remains in the circuit, and the current's