Which of the following is/are not cellular element(s) of the blood?
Plasma
Blood consists of a fluid component and cellular elements, each having its own unique set of functions. The fluid component is called plasma, that consists of water, proteins, inorganic salts, etc. The cellular elements include the red blood cells (RBCs), the white blood cells (WBCs) and the platelets. Thus, the plasma is not a cellular element.