Author: Johnson Francis

If blood vessels contract for a prolonged period, blood supply to the region will be affected and cause pain.

If a localized region of the cardiovascular system is considered, it is possibly the heart itself which has a large collection of blood at any time

Occlusion of LAD (widow maker artery) can cause extensive myocardial infarction (heart attack) which can sometimes be fatal.

Gradient of the treadmill is the measure of the slope of the treadmill belt.

The electrode connected to the right leg is usually taken as the indifferent electrode in ECG (electrocardiogram).

Normally pulse rate and the heart rate are equal. When the pulse rate is less than the heart rate, the difference is known as pulse deficit.

ACS patients with prior TIA / Ischemic stroke have worse outcome – PLATO Trial ACS patients with prior TIA / Ischemic stroke have worse outcome: Stefan K James,

ROOBY Trial found that off pump coronary artery bypass grafting (CABG) was less effective than on pump CABG .

The capacity to increase the heart rate with exercise or other metabolic demands is known as chronotropic reserve.

Surgery for a stenosed valve could be either opening up the valve surgically or replacing the valve with an artificial one.