Body Fluids and Circulation MCQs | Body Fluids and Circulation Short Questions with Answers

Which of the following is an anticoagulant?
[A] Thromboplastin
[B] Globulin
[C] Fibrinogen
[D] Heparin
Answer: Heparin
(2) Which of the following metal ion is required in blood coagulation?
[A] Na+
[B] K+
[C] Mg++
[D] Ca++
Answer: Ca++
(3) The haemolytic disease of the new born occurs only when :
[A] Husband is Rh+ and wife is Rh-
[B] Mother is Rh+ and husband is Rh-
[C] Mother is Rh- and foetus is Rh-
[D] Husband is Rh- and wife is Rh-
Answer: Husband is Rh+ and wife is Rh-
(4) Which of the following are agranulocytes ?
[A] Monocytes and basophils
[B] Lymphocytes and neutrophil
[C] Lymphocytes and eosinophil
[D] Monocytes and lymphocytes
Answer: Monocytes and lymphocytes
(5) The life span of mammalian RBC is :
[A] Two months
[B] Three months
[C] Four months
[D] 10 to 13 days
Answer: Four months
(6) Polycythemia refers to abnormally large number of :
[A] RBC
[B] WBC
[C] Thrombocytes
[D] Lymphocytes
Answer: RBC
(7) Transport of respiratory gases in insects takes place through:
[A] blood
[B] lymph
[C] Alveoli
[D] tracheal system
Answer: Tracheal system
(8) Digested fats are absorbed in:
[A] lacteal
[B] capillaries
[C] artery
[D] vein
Answer: lacteal
(9) The cardiac impulse originates from:
[A] AV node
[B] SA node
[C] Brain
[D] AV bundle
Answer: SA node
(10) The correct sequence of conduction of cardiac impulse is:
[A] SA node → AV node → Purkinje fibre → A V bundle
[B] SA node → AV bundle → Purkinje fibre → AV node
[C] SA node → Purkinje fibre → AV node → AV bundle
[D] SA node → AV node → AV bundle → Purkinje fibre
Answer: SA node → AV node → AV bundle → Purkinje fibre
(11) There is no mixing of oxygenated and deoxygenated blood in the heart of:
[A] Crow and Whale
[B] Rat and Bat
[C] Penguin and Horse
[D] All of them
Answer: All of them
(12) Hypophysial portal vein transport blood from:
[A] Pituitary gland to hypothalamus
[B] Hypothalamus to medulla
[C] Hypothalamus to medulla
[D] Hypothalamus to pituitary gland
Answer: Hypothalamus to pituitary gland
(13) The pathway of oxygen transport from lungs to leg muscle is :
[A] Pulmonary vein → R. auricle → R.ventricle → Aorta
[B] Pulmonary vein → L.auricle → L.ventricle → Aorta
[C] Pulmonary artery → auricle → L.ventricle → Aorta
[D] Pulmonary artery → R.auricle → R.ventricle → Aorta
Answer: Pulmonary vein → L.auricle → L.ventricle → Aorta
(14) Which of these has oxygenated blood?
[A] Renal vein
[B] Hepatic portal vein
[C] Pulmonary artery
[D] Pulmonary vein
Answer: Pulmonary vein
(15) Artificial pacemaker is implanted in an individual due to defect in
[A] AV node
[B] SA node
[C] SV node
[D] Purking fibres
Answer: SA node
(16) Lub sound is produced during heart beat is caused by:
[A] Atrial systole
[B] Atrial diastole
[C] Ventricular systole
[D] Ventricular diastole
Answer: Ventricular systole
(17) Which of the following blood cell is involved in antibody production?
[A] RBC
[B] Neutrophil
[C] T- lymphocyte
[D] B-lymphocyte
Answer: B-lymphocyte
(18) Two chambered heart is a feature of:
[A] Sardine and Rohu
[B] Rohu and Frog
[C] Salamander and Catla
[D] Sardine and Lizard
Answer: Sardine and Rohu
(19) The duration of cardiac cycle is:
[A] 0.8sec
[B] 0.08sec
[C] 72sec
[D] 8sec
Answer: 0.8sec
(20) Heart of Cockroach is:
[A] 3 chambered
[B] 13chambered
[C] 9chambered
[D] 12chambered
Answer: 13chambered

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