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

Briefly describe the following (Any four):
$(a)$ Anaemia $(b)$ Angina Pectoris $(c)$ Atherosclerosis $(d)$ Hypertension $(e)$ Heart failure $(f)$ Erythroblastosis foetalis

Thickening of arteries due to cholesterol deposition is known as:

Match the following:

Column-$I$	Column-$II$
$1$. $CAD$	$a$. Condition that affects the blood flow
$2$. Angina	$b$. Heart is not pumping blood effectively
$3$. Heart failure	$c$. Atherosclerosis

Atherosclerosis affects which of the following?

Hypertension is not caused by