Blood does not coagulate inside the body due to presence of:
(a) Haemoglobin
(b) Heparin
(c) Fibrin
(d) Plasma
Answer: (b) Heparin
Increased RBCs in the blood leads to a condition called:
(a) Anemia
(b) Haemophilia
(c) Polycythemia
(d) Leukaemia
Answer: (c) Polycythemia
Which of the following is a primary function of haemoglobin?
(a) Utilization of energy
(b) Prevention of anaemia
(c) Destruction of bacteria
(d) To transport oxygen
Answer: (d) To transport oxygen
Haemoglobin is a:
(a) Protein
(b) Carbohydrate
(c) Fat
(d) Vitamin
Answer: (a) Protein
Haemoglobin is an important constituent of:
(a) Red blood cells
(b) White blood cells
(c) Platelets
(d) Plasma
Answer: (a) Red blood cells
Transport of oxygen by blood takes place with the help of:
(a) Erythrocytes
(b) Thrombocytes
(c) Lymphocytes
(d) Leucocytes
Answer: (a) Erythrocytes
Red blood corpuscles are produced in:
(a) Spleen
(b) Kidney
(c) Liver
(d) Bone marrow
Answer: (d) Bone marrow
Which one of the following is transmitted via blood transfusion?
(a) Hepatitis
(b) Typhoid
(c) HIV
(d) Malaria
Answer: (c) HIV
Which of the following is a symptom of haemophilia?
(a) Night blindness
(b) No clotting of Blood
(c) Rickets
(d) Loss of haemoglobin
Answer: (b) No clotting of Blood
Which one of the following is a condition of delayed blood clotting?
(a) Haemorrhage
(b) Hematuria
(c) Haemophilia
(d) Anaemia
Answer: (c) Haemophilia
The vitamin that helps in blood clotting is:
(a) Vitamin C
(b) Vitamin D
(c) Vitamin E
(d) Vitamin K
Answer: (d) Vitamin K
Insufficient blood supply in human body is referred as:
(a) Ischemia
(b) Hyperemia
(c) Hemostasis
(d) Hemorrhage
Answer: (a) Ischemia
In which organ of the human body are lymphocyte cells formed?
(a) Liver
(b) Long bone
(c) Pancreas
(d) Spleen
Answer: (d) Spleen
Which among the following helps in circulation of blood?
(a) Erythrocytes
(b) Blood platelets
(c) Monocytes
(d) Lymphocytes
Answer: (d) Lymphocytes
When a foreign body enters into blood circulatory system, the reaction is started by:
(a) RBC
(b) WBC
(c) Platelets
(d) Cytoplasm
Answer: (b) WBC
The largest white blood corpuscle is:
(a) Lymphocyte
(b) Monocyte
(c) Thrombocyte
(d) Erythrocyte
Answer: (b) Monocyte
Which of the following is true with reference to blood platelets?
(a) They have prominent nuclei
(b) They are involved in phagocytosis
(c) They have a pigment called haemoglobin
(d) They are also called thrombocytes
Answer: (d) They are also called thrombocytes
Who discovered the blood group?
(a) Alexander Fleming
(b) William Harvey
(c) Landsteiner
(d) Pavlov
Answer: (c) Landsteiner
Invention of blood group is done by:
(a) Landsteiner
(b) Levine
(c) Weiner
(d) Landsteiner and Weiner
Answer: (a) Landsteiner
Contraction of heart is also known as:
(a) Systole
(b) Aristotle
(c) Diastole
(d) Lub
Answer: (a) Systole
Oxygenated blood flows out of the heart through the:
(a) Aorta
(b) Pulmonary artery
(c) Vena cava
(d) Atrium
Answer: (a) Aorta
Blood pressure is high in the:
(a) Ventricles
(b) Arteries
(c) Veins
(d) Auricles
Answer: (b) Arteries
Normal blood pressure of man is:
(a) 120/80 mm Hg
(b) 90/140 mm Hg
(c) 120/160 mm Hg
(d) 85/120 mm Hg
Answer: (a) 120/80 mm Hg
An ECG shows the functioning of the:
(a) Brain
(b) Heart
(c) Lungs
(d) Kidneys
Answer: (b) Heart
A universal donor has the blood group:
(a) B
(b) AB
(c) A
(d) O
Answer: (d) O
A universal recipient belongs to blood group:
(a) A group
(b) B group
(c) O group
(d) AB group
Answer: (d) AB group