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

(1) Which instrument is used to listen to the internal sounds of the human body?
[A] Stethoscope
[B] Sphygmomanometer
[C] Reflex hammer
[D] Suction device
Answer: Stethoscope
(2) Which of the following statement is correct?
[A] 130/90 mm Hg is considered high and require treatment
[B] 100/55 mm Hg is considered an ideal blood pressure
[C] 105/50 mm Hg makes one active
[D] 190/110 mm Hg may harm vital organs
Answer: 190/110 mm Hg may harm vital organs
(3) Blood pressure is the pressure exerted by blood against ___________
[A] kidneys
[B] artery walls
[C] brain
[D] stomach
Answer: artery walls
(4) Blood pressure is measured in terms of ____________
[A] mm Hg
[B] mm
[C] cm Hg
[D] Hg
Answer: mm Hg
(5) A person can suffer from both low blood pressure and high blood pressure.
[A] True
[B] False
Answer: True
(6) A normal heart rate in an adult at rest is ______________
[A] 110
[B] 125
[C] 60
[D] 75
Answer: 75
(7) Unhealthy growth of tissue due to higher pressures on the walls of the artery is termed as __________
[A] atheroma
[B] aroma
[C] adenoma
[D] aroma and adenoma
Answer: atheroma
(8) Any mechanism that increases heart rate is said to have a positive ________ effect.
[A] cholinergic
[B] inotropic
[C] chronotrophic
[D] feedback
Answer: chronotrophic
(9) The colloid osmotic pressure of blood plasma is due to high concentration of _______
[A] albumin
[B] hemoglobin
[C] sodium
[D] glucose
Answer: albumin
(10) The sinoatrial node depolarizes more frequently under the influence of ________
[A] medulla oblongata
[B] vagus nerve
[C] norepinephrine
[D] acetylcholine
Answer: norepinephrine
(11) _________ is the enzyme that converts Angiotensinogen to Angiotensin I.
[A] Rennin
[B] ACE
[C] ANP
[D] ADH
Answer: Rennin
(12) Select the wrong pair.
[A] Fibrinogen : blood clotting
[B] Globulin : defense
[C] Albumin : osmotic balance
[D] Haemoglobin : oxygen storing
Answer: Haemoglobin : oxygen storing
(13) Which of the following has closed circulation?
[A] Snail
[B] Cockroach
[C] Sepia
[D] Earthworm
Answer: Earthworm
(14) Which of the following statement is correct?
[A] Neutrophil has bilobed nucleus with granules in the cytoplasm
[B] Neutrophil has kidney shaped nucleus with granules in the cytoplasm
[C] Neutrophil has multilobed nucleus without granules in the cytoplasm
[D] Neutrophil has multilobed nucleus with granules in the cytoplasm
Answer: Neutrophil has multilobed nucleus with granules in the cytoplasm
(15) Graveyard of RBCs is ?
[A] Bone marrow
[B] Lymph node
[C] Spleen
[D] liver
Answer: Spleen
(16) Which of the following enzyme is required for the conversion of fibrinogen to fibrin?
[A] Fibrinase
[B] Thrombinase
[C] Thrombin
[D] Thrombokinase
Answer: Thrombin
(17) Severe anaemia and jaundice in erythroblasosis foetalis patient is due to –
[A] Destruction of foetal RBC
[B] Iron deficiency in foetus
[C] Liver damage
[D] Rh factor in foetus
Answer: Destruction of foetal RBC
(18) 20-25% of WBCs are ———-.
[A] Neutrophil
[B] Monocyte
[C] Eosinophil
[D] Lymphocyte
Answer: Lymphocyte
(19) Select thr correct constituents of human blood plasma
[A] Na+ ,Mg++ ,Cl- , Fe++ ,Ca++
[B] Na+ ,Mg++, Cl- ,Ca++ ,HCO3-
[C] Na+ ,Cl- , F- , Ca++ , Mg++
[D] Na+ , Cl- , Mg++ ,Ca++ , Zn++
Answer: Na+ ,Mg++, Cl- ,Ca++ ,HCO3-
(20) Karl Landsteiner is associated with ———-.
[A] Rh blood grouping
[B] ABO blood grouping
[C] Double circulation
[D] ECG
Answer: ABO blood grouping

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