$CAD$ stands for

Blood cancer is the excess production of leucocytes. It is known as:

Provide the definitions/explanations for the following terms:
$(1)$ Thrombus
$(2)$ Embolus

In the elderly,the heart has to pump blood with more force due to.......

Atherosclerosis refers to the ailment of

Read the statements $A$ and $B$ and select the correct option.
$Statement A$: Atherosclerosis is a disease characterized by the thickening of arterial walls.
$Statement B$: Deposition of cholesterol and triglycerides in the arterial walls causes atherosclerosis.