Blocking of arteries due to the deposition of fats and calcium is called:

Chest pain due to inadequate oxygen supply to the heart muscle is called:

Given below are the abnormal conditions related to blood circulation. Name the disorders.
$(a)$ Acute chest pain due to failure of $O_{2}$ supply to heart muscles
$(b)$ Increased systolic pressure

Congestion of the lungs is one of the main symptoms in

Atherosclerosis is caused by the deposition of:

Blood cancer is known as ..........