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.
| 351. |
Which one of the following doctors performed the first heart transplantA. Hargovid KhuranaB. Christian BarnardC. WatsonD. William Harvey |
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Answer» Correct Answer - B The first human heart transplant was performed on 3rd December, 1967 by a team of 30 doctors headed by Prof. Christin Barnard on 55 years old Louis Washkansky at the Groote Schurr Hospital Cape Town, South Africa. Inspite of the operation by a leading surgeon Washkansky died on 21st December, 1967. |
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| 352. |
In amphibia, the heart hasA. two auricles and two ventricleB. two auricles and one ventricleC. One auricle and two ventriclesD. One auricle and one ventricle |
| Answer» Correct Answer - B | |
| 353. |
What is correct about sinus venosusA. it is situated on dorsal surface of rabbit heartB. It is situated ventrally on frog heartC. It sends blood to dorsal aortaD. It opens into right auricle |
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Answer» Correct Answer - D Right auricle receives deoxygenated blood from the body via sinus venosus in the lower vertebrates. |
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| 354. |
Which one of the statement is correct with reference to the circulation of blood in a mammalA. Left auricle receive oxygenated blood from the lungsB. Pulmonary artery returns oxygenated blood from the lungs to the left auricleC. Pulmonary vein carries venous blood from right auricle to lungsD. Venous blood is returned to the left auricle |
| Answer» Correct Answer - A | |
| 355. |
Prothrombin is aA. ProteinB. LipidC. NucleotideD. Carbohydrate |
| Answer» Correct Answer - A | |
| 356. |
Lymph ultimately release the absorbed substances intoA. Lymphatic capillariesB. Blood stream (veins)C. Lymph nodeD. Lymphatic duct |
| Answer» Correct Answer - B | |
| 357. |
Which of the following prevent(s) blood clotting in uninjured blood vessels ?A. AlbuminsB. HistamineC. HeparinD. Globulins |
| Answer» Correct Answer - C | |
| 358. |
A vein possesses a larger lumen becauseA. tunica media and tunica externa form a single coatB. tunica interna and tunica media form a single coatC. tunica interna, tunica media and tunica externa are thinD. tunica media is a thin coat |
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Answer» Correct Answer - D (d) The tunica medi a comparatively thin in the veins making a large lumen in veins. Basically each artery and vein consists of three layers, an inner lining of squamous endothelium, the tunica interna, a middle layer of smooth muscle and elastic fibre, the tunica media and an external layer of fibrous connective tissue with collagen fibres, the tunica externa. |
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| 359. |
There is no DNA inA. Mature RBCsB. A mature spermatozoanC. Hair rootD. An enucleated ovum |
| Answer» Correct Answer - A | |
| 360. |
Rate of heart beat is determined byA. Purkinje fibresB. Papillary musclesC. AV - nodeD. SA - node |
| Answer» Correct Answer - D | |
| 361. |
Humoral antibodies are produced byA. B-cellsB. T-cellsC. GlobulinsD. Plasma cells |
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Answer» Correct Answer - A Humoral or Antibody mediated immune system is formed or proteinous defensive chemicals called antibodies which are produce by B lymphocyte and circulate in the plasma of blood and lymph and protect the body from bacteria and virus. |
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| 362. |
If thymus gland of an infant is removed which of the following will not formA. T- lymphocytesB. `beta`-lymphocytesC. ErthryocytesD. Granulocytes |
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Answer» Correct Answer - A Surgical removal of thymus gland of new born shall result in the failure to produce T lymphocytes. |
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| 363. |
Innominate isA. A nerve and arteryB. A muscle and arteryC. Skeleton part and arteryD. A nerve and vein |
| Answer» Correct Answer - C | |
| 364. |
If the systolic pressure is `120 mm` Hg and diastolic pressure is `80 mm` Hg the pulse prssure is `............`A. `120xx80 = 9600 "mmHg"`B. `120+80=200"mmHg"`C. `120-80 =40 "mmHg"`D. `(120)/(80)=1.5"mmHg"` |
| Answer» Correct Answer - C | |
| 365. |
Blood pressure in the pulmonary artery isA. Same as that in the aortaB. More than that in the carotidC. More than that in the pulmonary veinD. Less than that in the venae cavae |
| Answer» Correct Answer - C | |
| 366. |
During the process of blood coagulation, vitamin K helps inA. Formation of prothrombinB. Formation of thromboplastinC. Conversion of fibrinogen into fibrinD. Conversion of prothrombin |
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Answer» Correct Answer - A During blood coagulation, vitamin K helps in formation of prothrombin. |
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| 367. |
Person with blood group AB is considered as universal recipient because he hasA. Both A and B antigens in the plasma but no antibodiesB. Both A and B antigens on RBC but no antibodies in the plasmaC. Both A and B antibodies in the plasmaD. No antigen on RBC and no antibody in the plasma |
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Answer» Correct Answer - B Person with blood group AB is considered as universal recipient because he has both A and B antigens on RBC but no antibodies in the plasma. |
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| 368. |
Heart is neurogenic inA. MusselB. FrogC. LimulusD. Human |
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Answer» Correct Answer - C If heartbeat originated by nervous simulatin the heart is called neurogenic. Neurogenic heart is found in invertabrates like arthropods (cockroach) and some annelids (earthworm). Acetylcholine secreated by the nerve ending accelerates the neurgenic heartbeat. |
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| 369. |
Platelets are also calledA. ThromboplastsB. ThromboblastsC. ThrombocytesD. Megakaryocytes |
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Answer» Correct Answer - C Platelets are also called thrombocytes. |
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| 370. |
A cainical condition in which the bond marrow stops producing WBC, is known asA. LeukaemiaB. ApoptosisC. LeucopeniaD. Anaemia |
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Answer» Correct Answer - C A clinical condition in which the bone marrow stops producing WBC, is known as leucopenia. |
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| 371. |
At the time of diastole, heart is filled withA. Mixed bloodB. Venous bloodC. Deoxygenated bloodD. Oxygenated blood |
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Answer» Correct Answer - B At the time of diastole, heart is filled with venous blood. |
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| 372. |
Platelets are the cell fragments produced fromA. ThromboplastsB. ThromboblastsC. ThrombocytesD. Megakaryocytes |
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Answer» Correct Answer - D Platelets are the cell fragments produced from megakaryocytes. |
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| 373. |
Mitral vave in mammalian heart guards the opening betweenA. Pulmonary vein and left auricleB. Right atrium and right ventricleC. Left atrium and left ventricleD. Left ventricle and dorsal aorta |
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Answer» Correct Answer - C Mitral valve in mammalian heart guards the opening between left atrium and left ventricle. |
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| 374. |
Human/mammalian/elephant heart isA. MyogenicB. NeurogenicC. CardiogenicD. Digenic |
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Answer» Correct Answer - A If heartbeat initiated by nodal tissue (SA node) the heart is called myogenic . Myogenic heart is found in bertebrates. Tunicates and mollusces. If nerve supply of the vertebrate heart is cut off it continues to beat. |
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| 375. |
Heart of elephant isA. NeurogenicB. MyogenicC. Both (a) and (b)D. None of these |
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Answer» Correct Answer - B Since the impulse originates in the heart it self by a patch of modified heart muscle without requiring any external stimulation. |
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| 376. |
Below normal heart beat is calledA. BradycardiaB. TachycardiaC. HyperpiesisD. all of these |
| Answer» Correct Answer - A | |
| 377. |
Which of the following statements is correct ?A. The descending limb of loop of Henle is impermeable to waterB. The ascending limb of loop of Henle is permeable to waterC. The descending limb of loop of Henle is permeable to electrolytesD. The ascending limb of loop of Henle is impermeable to water |
| Answer» Correct Answer - D | |
| 378. |
In humans, blood passes from the post caval to the diastomic right atrium of heat due toA. Stimulation of the sino auricular nodesB. pressure defference between the post caval and atriumC. pushing open of the venous valvesD. suction pull |
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Answer» Correct Answer - B Diastolic right atrium has less pressure and post caval has high pressure, thus blood moves from post caval to right atrium. |
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| 379. |
Fill in the blanks : (i) Left auriculoventricular aperture is guarded by ____ valve while right auriculoventricular aperture is guarded by _____ valve. (ii) The human heart consists of ____ chambers while the fish heart has___ chambers. (iii) In man left auricle receives ___ blood by ____ pulmonary veins. (iv) Heart of cockroach has___ funnel shaped, segmentally arranged chambers. In each segment, a pair of _____ muscles is present on the either side of the heart. (v) An abnormal rise in R.B.C. count is called ____ and that of W.B.C. count is called____ . |
| Answer» (i) Bicuspid valve, tricuspid valve (ii) Four, two (iii) Oxygenated, four (iv) 13, alary (v) Polycythemia, leucocytosis. | |
| 380. |
Match the items given in column I with those in column II and select the correct option given below. A. `{:(A,B,C),(iii,I,ii):}`B. `{:(A,B,C),(i,iii,ii):}`C. `{:(A,B,C),(i,ii,iii):}`D. `{:(A,B,C),(ii,i,iii):}` |
| Answer» Correct Answer - A | |
| 381. |
Match the items given in Column `I` with those in Column `II` and select the correct option given below `{:(,"Column I",,"Column II"),("A.","Tricuspid valve","(i)","Between left atrium and left ventricle"),("B.","Bicuspid valve","(ii)","Between right ventricle and pulmonary artery"),("C.","Semilunar","(iii)","Between right atrium and right ventricle"):}`A. `{:(a,b,c),(ii,i,iii):}`B. `{:(a,b,c),(i,ii,iii):}`C. `{:(a,b,c),(i,iii,ii):}`D. `{:(a,b,c),(iii,i,ii):}` |
| Answer» Correct Answer - D | |
| 382. |
In humans, blood passes from the post caval to the diastomic right atrium of heat due toA. Stimulation of the sino auricular nodeB. Pressure difference between the post caval and atriumC. Pushing open of the venous valvesD. Suction pull |
| Answer» Correct Answer - B | |
| 383. |
Match the items listed in column I with appropriate items (one or more) from column II. |
| Answer» (i) (c ), (f) (ii) (d) (iii) (a) (iv) (b) (v) (e ), (g). | |
| 384. |
The maximum nuber of actin potentials are generated byA. SANB. AVNC. AV bundleD. Bundle of His |
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Answer» Correct Answer - A The maximum number of action potentials are generated by SAN (70-75) times per miunute). |
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| 385. |
Pukinje fibre along with right and left vundles are known asA. Bundle branchesB. Bundle of HisC. Purkinje bundleD. both A and B |
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Answer» Correct Answer - B Purkinjr fibre along with right and left bundles are known as Bundle of His. |
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| 386. |
Right and left bundle give rise to minute fibres throughout the ventricular musculature to the respective side and calledA. Boundle branchesB. Pukinje fibresC. Boundle of HisD. both A and B |
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Answer» Correct Answer - B Right and left bundles give rise to minute fibres throughout the ventricular musculature to the respective sides and called purkinjr fibres. |
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| 387. |
Heart wall is made ofA. EpicardiumB. MyocardiumC. EndocardiumD. All of the above |
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Answer» Correct Answer - D the wall of heart has three layer : epicardium, myocardium and endocardium. |
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| 388. |
Heart beats are affected byA. Carbon dioxideB. OxygenC. Vagus nerveD. all the above |
| Answer» Correct Answer - D | |
| 389. |
What is tissue fluid ? How does it differ from blood ? Write its important functions. |
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Answer» The fluid present in the spaces existing between the cells in the tissues is called tissue or interstitial fluid. Its composition is very similar to that of the blood plasma except that it lacks blood corpuscles and plasma proteins to which the capillary walls are not permeable. Functions. Tissue fluid acts as a middle man. It hands over food materials and oxygen from the blood to the tissue cells and receives `CO_(2)`, nitrogenous wastes, hormones and other synthetic substances from the tissue cells and discharges them into blood. It also keeps the tissue cells moist. |
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| 390. |
Tissue fluid is ultimately returned to theA. Excretory systemB. Cardiovascular systemC. Respiratory systemD. Digestive system |
| Answer» Correct Answer - B | |
| 391. |
Polycythemia is characterised byA. Decrease in `O_(2)` contentB. Increase in RBC contentC. Decrease in RBC contentD. Increase in WBC content |
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Answer» Correct Answer - B Polycythemia is increase in RBC content. |
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| 392. |
Give the location of A-V node. |
| Answer» Wall between right auricle and right ventricle. | |
| 393. |
The cardiac impulse is initiated and conducted further upto ventricle. The correct sequence of conduction of impulse isA. `{:(SA,AV,"Purkinje",AV),("Node","Node"," ""fiber","Bundle"):}`B. `{:(SA,"Purkinje"," "AV,AV),("Node","fiber"," ""Node","Bundle"):}`C. `{:(SA,AV," "AV,"Purkinje"),("Node","Node"," ""Bundle","fiber"):}`D. `{:(SA,"Purkinje"," "AV,AV),("Node","fiber"," ""Bundle","Node"):}` |
| Answer» Correct Answer - C | |
| 394. |
EGG is employed for study ofA. Lung ailmentsB. Brain defectsC. Heart problemD. Kidney defects |
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Answer» Correct Answer - C ECG is employed for study of heary problems. |
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| 395. |
The cardiac impulse is initiated and conducted further upto ventricle. The correct sequence of conduction of impulse is |
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Answer» Correct Answer - C SA node it is situated in the walls of the right auricle near the opening of the superior vena ceva,in myogenic heart the contraction is initieated by SA node. AV Node the wave of contraction reaches AV node which is stimulated to emit an impulse of contraction spreading to the ventricular muscle via the atrio ventricular bundle and the Prukinje fibres stimulating heart beat. |
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| 396. |
Amount of blood pumped by heart into body per minute isA. Atrial outputB. Ventricular outputC. Cardiac outputD. Stoke volume |
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Answer» Correct Answer - D Amount of blood pumbed by heart into body per minute is cardiac output. |
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| 397. |
name the system in which the blood pumped by the heart is circulated through a close network? |
| Answer» Correct Answer - Closed type of circulation | |
| 398. |
Close type circulatory system is present in which phylum? |
| Answer» Correct Answer - Annelida, Chordata | |
| 399. |
Open circulatory system in present inA. ArthopodsB. MolluscsC. AnnelidsD. Both (1) & (2) |
| Answer» Correct Answer - D | |
| 400. |
Which of the followng cannot be taken as a feature of open type circulatory system ?A. Low pressure systemB. Well regulated blood supply to different organsC. Blood returns to the heart slowlyD. Non formation of capillaries |
| Answer» Correct Answer - B | |