Question : Which vein brings clean blood from the lungs into the heart ?

Option 1: Renal Vein

Option 2: Pulmonary Vein

Option 3: Vena Cava

Option 4: Hepatic Vein

Question : Which of the following is a perfect match ? 

Option 1: Coronary attack - vascular dilation

Option 2: Atherosclerosis - blockage of arteries

Option 3: Hypertension - low blood pressure

Option 4: Hypotension - heart attack

Question : Which of the following blood cells is compulsory for blood coagulation ?
 

Option 1: Platelets

Option 2: Red Blood Corpuscles

Option 3: White Blood Corpuscles

Option 4: Lymphocites

Question : A Sphygmomanometer measures the blood pressure in the

Option 1: Veins

Option 2: Arteries

Option 3: Eyes

Option 4: Synovial

Question : Heart attack occurs due to :

Option 1: Bacterial attack on the heart

Option 2: Stopping of heart beat

Option 3: Lack of blood supply to the heart itself

Option 4: Impairment of heart's working due to unkhown reasons