InterviewSolution
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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The volume of blood that enters into the aorta with each ventricular systole is calledA. vital capacityB. cardiac cycleC. stroke volumeD. cardiac output |
| Answer» Correct Answer - C | |
| 2. |
Systole refers to the contraction ofA. AV nodeB. AV nodeC. SA nodeD. atria and ventricles |
| Answer» Correct Answer - D | |
| 3. |
Difference between diastole and systole pressure isA. 40B. 60C. 80D. 120 |
| Answer» Correct Answer - A | |
| 4. |
In a standard ECG which one of the following alphabets is the correct representation of the respective activity of the human heart ?A. R-repolarisation of ventriclesB. S-start of the systoleC. T-end of diastoleD. P-depolarisation of the atria. |
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Answer» Correct Answer - D In ECG, P-wave indicates impulse of contraction generated by SA node and it spreads in atria causing artial depolarisation. |
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| 5. |
In ECG deflection waves, ventricular systole occurs duringA. PQB. PQRC. QRD. T |
| Answer» Correct Answer - C | |
| 6. |
If the heart sound recording and ECG recordings are superimposed then the first heart sound would occurA. at P-waveB. just after P-waveC. just before QRS complexD. just after QRS complex. |
| Answer» Correct Answer - D | |
| 7. |
The T-wave in one ECG representsA. return of the ventricles from excited stateB. beginning of systoleC. electrical excitation of atriaD. depolarisation of ventricle. |
| Answer» Correct Answer - A | |
| 8. |
P-wave of ECG occurs due toA. ventricular contractionB. onset of ventricular ejectionC. atrial contractionD. None of these. |
| Answer» Correct Answer - C | |
| 9. |
Pacemaker of the heart is situatedA. in the wall of left atrium close to opening to pulmonary veinsB. in the wall of right atrium close to superior vena cavaC. on interauricular septumD. on interventricular septum. |
| Answer» Correct Answer - B | |
| 10. |
The cardiac pacemaker in a patient fails to function normally. The doctors find that an artifical pacemaker is to be grafted in him. It is likely that it will be grafted at the site of `-`A. atrioventricular bundleB. pukinje systemC. sinoatrial nodeD. atrioventricular node. |
| Answer» Correct Answer - C | |
| 11. |
Battery of artificial pacemaker is built ofA. nickelB. lithiumC. photosentive materialD. dry cadmium |
| Answer» Correct Answer - B | |
| 12. |
In a closed circulatory system, the I. blood is found in vessels II. Arterial musculature and precapillary sphincter regulate flow of blood to the organs III. The circulating fluid baths internal organs directly. IV. The body cavity, called haemocoel is found. Choose the correct answerA. I and IIB. II and IIIC. III and IVD. Only IV |
| Answer» Correct Answer - A | |
| 13. |
In the human heart, the I. left auricle has opeining of pulmonary veins and receives oxygenated blood from lungs. II. Right auricle opens into the right ventricle and the auriculoventricular aperture is guarded by a bicuspid valve. III. valves are attached to the wall of ventricles by means of chordae tendinae. IV. opening of left auricle into left ventricle is guarded by a tricuspid valve. Choose the correct answer.A. I, II and IIIB. I and IIIC. II and IVD. Only IV |
| Answer» Correct Answer - B | |
| 14. |
The atrio-ventricular valves of the heart is prevented from turning inside out by tough strands of connective tissue is called asA. tendinous cordsB. tricuspid valveC. picket valveD. mitral valve |
| Answer» Correct Answer - A | |
| 15. |
In a normal adult human, the average cardiac output isA. 47mLB. 70mLC. 5LD. 3.3L |
| Answer» Correct Answer - B | |
| 16. |
The blood vessel which supplies oxygenated blood to cardiac tissue isA. coronary artery diseaseB. coronary veinC. coronary sinusD. pulmonary vein. |
| Answer» Correct Answer - A | |
| 17. |
What is cardiac output?A. Total volume of blood pumped by right auricle are minuteB. Total volume of blood pumped by left ventricle per minuteC. Total volume of blood pumped by left suricle per minuteD. None of the above |
| Answer» Correct Answer - B | |
| 18. |
The ion that always keeps the cardiac muscle unit in contracting state isA. sodiumB. potassiumC. calciumD. magnesium |
| Answer» Correct Answer - C | |
| 19. |
The second heart sound (dubb) is associated with the closure ofA. tricuspid valveB. semilunar valveC. biscuspid valveD. tricuspid and bicuspid valve |
| Answer» Correct Answer - B | |
| 20. |
Which of the following correctly explains a phase`//`event in cardiac cycle in a standard electrocardiogramA. QRS complex indicates atrial contractionB. QRS complex indicates ventricular contractionC. Time between S and T represents atrial systoleD. P-wave indicates beginning of ventricular contraction. |
| Answer» Correct Answer - B | |
| 21. |
Cardiac activity could be moderated by the autonomous neural system. Tick the correct answerA. The parasymphathetic systems stimulates heart rate and stroke volumeB. The sympathetic system stimulates heart rate and stroke volumeC. The parasymphatetic system decrease the heart rate but increases stroke volume.D. The sympathetic system decreases the heart rate and stroke volume. |
| Answer» Correct Answer - B | |
| 22. |
Which artery supplies blood to the diaphragm `:-`A. Gonadial arteryB. Anterior mesenteric arteryC. Phrenic arteryD. Bronchial artery. |
| Answer» Correct Answer - C | |
| 23. |
Tunica media of an elastic artery is made up mainlyA. smooth muscle fibresB. loose alveolar tissueC. elastic fibresD. collagen fibres. |
| Answer» Correct Answer - A | |
| 24. |
Which of the following chambers of the heart has the thickest muscular wall ?A. Left auricleB. Left ventricleC. Right ventricleD. Right auricle |
| Answer» Correct Answer - B | |
| 25. |
Which layer of the wall of blood vessel is made up of circular smooth muscles?A. OuterB. MiddleC. Both a and bD. inner |
| Answer» Correct Answer - B | |
| 26. |
The innermost coat of the wall of artery is calledA. tunica internaB. tunica mediaC. tunica adventitaD. endothelium. |
| Answer» Correct Answer - A | |
| 27. |
Which one of the following has elastic wall ?A. ArterioleB. Dorsal aortaC. PrecavalD. Postcaval |
| Answer» Correct Answer - B | |
| 28. |
Carotid artery carriesA. Impure blood from brainB. oxygenated blood to anterior region of body or to brainC. impure blood to kidneyD. oxygenated blood to heart. |
| Answer» Correct Answer - B | |
| 29. |
Lymph (nodes) glands containsA. normonesB. lymbphsC. antigensD. macrophages |
| Answer» Correct Answer - D | |
| 30. |
The principle function of the lymph node in the man isA. destruction of old RBCs B. destruction of old WBCsC. collection and destruction of pathogens in the bloodD. production of WBCs |
| Answer» Correct Answer - C | |
| 31. |
The principle function of the lymph node in the man isA. destruction of old RBCsB. destruction of old WBCsC. collection and destruction of pathogens in the bloodD. production of WBCs |
| Answer» Correct Answer - C | |
| 32. |
The lymph serves toA. transport `O_(2)` to the kidneyB. transport `CO_(2)` to the alveoliC. return the interstitial fluid to the bloodD. return the WBCs and the RBCs to the lymph nodes. |
| Answer» Correct Answer - C | |
| 33. |
Identify the correct mathc wrt clotting factors and their specific characters.A. Prothrombin -Lipoprotein synthesised in liver by vitamin KB. Fibrinogen -Glycoprotein deficiency causes haemophilia-AC. Hageman factor - Glycoprotein deficiencyD. Fibrin subilising factor -Lipoprotein deficiency causes haemophilia-B |
| Answer» Correct Answer - C | |
| 34. |
Assertion Systemic blood circulation occurs in human beings. Reason The main purpose of this circulation is to carry oxygen and nutrietns to the body tissues and to remove `CO_(2)` and other wastes from the tissues.A. Both Assertion and Reason are true and Reason is the correct explanation of Assertion.B. Both Assertion and Reason are true, but Reason is not the correct explanation of AssertionC. Assertion is true, but Reason is falseD. Assertion is false, but Reason in true. |
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Answer» Correct Answer - A Systemic circulation means the flow of blood the left ventricle of heart to all parts of body and return of blood to right auricle of heart. It includes all the oxygenated blood that leaves the left ventricle through the aorta and the deoxynated blood that returns to the right auricle through the superior vena cava and inferior vena cava. The main purpose of this circulation is to carry oxygen and nutrients to body tissues and to remove `CO_(2)` and other wastes from the tissues. |
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| 35. |
Lymph isA. extracellular fluidB. colourless or yellowish in odourC. about 10% of the the total blood volumeD. All of the above |
| Answer» Correct Answer - D | |
| 36. |
Lymph compared to tissue fluid contains.A. large amount of nutrietnsB. large amount of oxygenC. large amount of `CO_(2)` and metabolic wastesD. some platelets. |
| Answer» Correct Answer - C | |
| 37. |
Heart lacks sinus venosus inA. fishesB. mammalsC. amphibiansD. echinoderms |
| Answer» Correct Answer - B | |
| 38. |
Blood is a specialised connective tissue consistingA. fluid matrixB. plasmaC. formed elementsD. All of the above |
| Answer» Correct Answer - D | |
| 39. |
In which one of the following pairs of terms both represent one and the same thing?A. Plasma - SerumB. Atrioventricular node - PacemakerC. Leucocytes -Lymphocytes - LymphocytesD. Mitral valve- Bicuspid valve |
| Answer» Correct Answer - D | |
| 40. |
Read the statements given below . I. Sinus venosus, specialised to receive venus blood is present in single circuit circulation. II. Sinus venosus is absent in amphibians Identify these statemetns as true or falseA. I-True, II-falseB. I-fasle, II-trueC. Both I and II are trueD. Both I and II are false |
| Answer» Correct Answer - A | |
| 41. |
The component of blood left in tissue fluid during normal circulation isA. plasmaB. lymphC. serumD. formed elements |
| Answer» Correct Answer - B | |
| 42. |
Blood capillaries are made ofA. endothelium, connective tissue and muscle fibreB. endothelium and muscle fibreC. endothelium connective tissueD. endothelium only. |
| Answer» Correct Answer - D | |
| 43. |
Blood circulation that starts in capillaries and ends in capillaries is calledA. Portal systemsB. Arterial systemsC. Capillary systemsD. Lymphatic system. |
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Answer» Correct Answer - A Portal system is a part of venous circulation, which is present between two groups of capilareis, i.e., starts in capillaries and ends in capillaries. The vein, which drains blood into organs other than heart is called portal vein. |
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| 44. |
The precaval vein collects blood fromA. trunk and hindlimbsB. forelimbs and hindlimbsC. head and forelimbsD. head and hindlimbs |
| Answer» Correct Answer - C | |
| 45. |
Which of the following vessel in rabbit starts with capillaries and ends in capillaries Which one of the following vein breaks up into capillariesA. Renal veinB. Hepatic portal veinC. Pelvic veinD. Pulmonary vein |
| Answer» Correct Answer - B | |
| 46. |
What is true about vein?A. All veins carry deoxygenated bloodB. All veins carry oxygenated bloodC. They carry blood from organs towards heartD. They carry blood from heart towards organs. |
| Answer» Correct Answer - C | |
| 47. |
Pulmonary vein carriesA. deoxygenated bloodB. mixed bloodC. oxygenated bloodD. None of these |
| Answer» Correct Answer - C | |
| 48. |
As compared to artery, a vein hasA. thinner wallB. larger lumenC. less musculatureD. All of these |
| Answer» Correct Answer - D | |
| 49. |
Blood pressure in the pulmonary artery isA. more than that in the carotidB. more than that in the pulmonary veinC. less than that in the vena cavaD. same as that in the aorta |
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Answer» Correct Answer - B Blood pressure in different blood vessels Artery `gt` Arteriole `gt` Capillary `gt` Venule `gt` Vein (vena cava). The pulmonary arteries have thicker smooth muscles and connective tissues than the pulmonary veins to accommodate the higher pressure and speed of blood. |
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| 50. |
Pulmonary artery is different from pulmonary vein because it hasA. larger lumenB. thick muscular wallsC. no endotheliumD. valves |
| Answer» Correct Answer - B | |