Question : White blood cells act
A. as a medium for oxygen transport from lung to tissues
B. for clotting blood
C. as source of energy
D. as a defence against infection
Question Listed : Infection, Circulatory System,
Question : Which of the following veins does not carry deoxygenated blood?
A. pulmonary vein
B. renal vein
C. hepatic portal vein
D. hepatic vein
Question Listed : Veins, Circulatory System,
Question : Which of the following are the possible blood groups of the offspring of the parents with blood group O and AB?
A. O and AB
B. A, B and AB
C. A and B
D. O, A, B and AB
Question Listed : Circulatory System,
Question : Which is the anti-coagulant substance in blood?
A. Heparin
B. Globin
C. Thrombin
D. Fibrinogen
Question Listed : Circulatory System,
Question : Where does the impulse of heart beat originate?
A. cardiac nerve
B. vagus nerve
C. A.V. node
D. S.A. node
Question Listed : Circulatory System,
Question : When a child is born, what happens to its blood circulation?
A. Its blood carries wastes for the first time
B. Its blood ceases to pass from one atrium to the other
C. Its blood reverses its flow through the heart
D. Its blood flows for the first time
Question Listed : Blood, Blood Group, Circulatory System,
Question : What vessel carries the venous blood to the lungs for oxygenation?
A. Right ventricle
B. Pulmonary arterio-venous shunt
C. Pulmonary veins
D. Pulmonary arteries
Question Listed : Arteries, Circulatory System,
Question : What is the percentage of water in blood plasma?
A. 60
B. 98
C. 80
D. 90
Question Listed : Circulatory System,
Question : What is the condition in which heart is not pumping the blood effectively to meet the requirements of the body called?
A. heart failure
B. myocardial infarction
C. hypertension
D. stroke
Question Listed : Heart, Circulatory System,
Question : What is the approximate time required for a heart-beat ?
A. 1.0 minute
B. 0.5 minute
C. 0.8 second
D. 0.5 second
Question Listed : Circulatory System,
Question : What is instrument for measuring blood pressure called?
A. sphygmanometer
B. stethoscope
C. anemometer
D. electrocardiogram
Question Listed : Sphygmanometer, Circulatory System,
Question : Ventricles are related to
A. none of these
B. both a and b
C. brain only
D. heart only
Question Listed : Blood Group, Circulatory System, Blood,
Question : Universal receivers can receive blood from
A. Groups O, A, B, AB
B. Groups A, AB
C. Group O only
D. Group AB only
Question Listed : Blood Group, Circulatory System, Blood,
Question : The pH of Human Blood is ___?
A. 6.6
B. 7.8
C. 7.2
D. 7.4
Question Listed : Circulatory System,
Question : The average life span of red blood corpuscles is about
A. 150 - 200 days
B. 160 - 180 days
C. 100 - 120 days
D. 100 - 200 days
Question Listed : Circulatory System,