Each physical or health hazard is a âhazard classâ (e.g., Carcinogenicity is a hazard class). A âhazard classâ may be sub-divided in the criteria into. several âhazard categoriesâ based on the degree of. severity of the hazard.
Quick Answer. Calcium is a crucial part of muscle contraction. The ionic element is released from muscles during contraction and relaxation. The release of calcium helps propagate the muscle contraction and relaxation stages. Continue Reading.
The function of the sarcoplasmic reticulum is to store and release calcium ions in the body's muscle cells, according to the Dr. Evangelia Kranias Lab at the University of Cincinnati. The... The function of the sarcoplasmic reticulum is to store and release calcium ions in the body's muscle cells, according to the Dr. Evangelia Kranias Lab at the University of Cincinnati.