Tachycardia is

What is a primary symptom of oedema?

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.

Heart attack is also called . . . . . . .

Give information about diseases related to blood circulation.

Manifestation of an increase in the blood pressure of a person is called: