Answer:
a. Hypovolemic shock refers to an emergency situation in which extreme loss of fluid or blood makes the heart unable to pump adequate blood to the body. This kind of shock can make various organs to stop functioning. Thus, hypovolemic shock takes place because of large scale blood loss.
b. In vascular shock, the volume of blood present is normal, however, the circulation is poor because of extreme vasodilation. Thus, c can be correctly matched with 2.
c. Cardiogenic shock refers to a situation in which the blood suddenly loses the tendency to pump adequate blood to meet the requirements of the body. The condition generally takes place due to a severe heart attack. Thus, c can be correctly matched with 1.
d. Circulatory shock, basically known as shock, refers to a life-threatening medical situation, which takes place because of the insufficient flow of blood that fails to meet the requirements of the tissues in order to function properly. Thus, d can be correctly matched with 3.