MODEL QUESTION 10 CARDIOVASCULAR SYSTEM By MSwamy R - 19/08/2020 0 210 MODEL QUESTION 10 CARDIOVASCULAR SYSTEM 1. Oxygenated blood enters the systemic circulation when leaving the left ventricle a. Pulmonary valve b. Aortic semilunar valve c. Bicuspid valve d. Tricuspid valve 2. Arteries branch into small passages called a. Arterioles b. Venioles c. Veins d. Capillaries 3. Backflow of blood through its opening during atrial systole is prevented by a. Aorta b. Semilunar valve c. Thebesian valve d. Pulmonary trunk 4. The shape of the human heart is a. Bean shaped b. Pear shaped c. Triangular shaped d. Cone-shaped 5. The two layers of the serous membrane are normally separated by only 10 to 15 ml of a. Pleural fluid b. Pericardial fluid c. Visceral fluid d. Serous fluid 6. How many chambers present in the heart? a. 3 b. 2 c. 4 d. 6 7. Oxygenated blood is returned to the right atrium through the a. Pulmonary veins b. Pulmonary artery c. Aorta d. Pulmonary trunk 8. SA node is located in the muscle of the a. Right ventricle b. Left atrium c. Left ventricle d. Right atrium 9. Contraction of the ventricles is controlled by impulses from the a. SA node b. Atrio ventricular node c. Right atrium d. Right ventricle 10. Name the condition opening in the partition between the two ventricles or lower chambers of the heart a. ASD b. Pulmonary stenosis c. VSD d. None of the above 11. A type of arrhythmia characterized by the irregular and uncoordinated contraction of the muscle fibres of the ventricles a. Atrial fibrillation b. Electric fibrillation c. Ventricular fibrillation d. Myocardial infarction 12. A narrowing of the arteries is usually caused by a. Otosclerosis b. Atherosclerosis c. Circulatory changes d. All of the above 13. Which medications are used for systolic congestive heart failure it will reduce the mortality rate a. Beta-blockers b. Calcium channel blockers c. Penicillin d. ASA 14. Which of the following is not a common cause of endocarditis? a. Streptococcal bacteria b. Staphylococcus aureus c. enterococcus d. H. pylori 15. Gradual pressure over the femoral artery leads to a systolic and diastolic bruit a. Hills sign b. Shelly’s sign c. Duroziez’s sign d. Quincke’s sign 16. Excessive alcohol use while on warfarin therapy leads to READ MORE MODEL QUESTION 9 GENITOURINARY SYSTEM a. Decreased anticoagulant effect b. Decreased mortality ratio c. Increased anticoagulant effect d. Increased vitamin k absorption 17. This part of the cycle carries oxygen-depleted blood away from the heart to the lungs and back to the heart a. Systemic circulation b. Pulmonary circulation c. Coronary circulation d. All of the above 18. A rare genetic defect where the right ventricle muscle is replaced with fat and scar tissue this can lead to a rapid heartbeat and other serious problem a. Congestive heart failure b. VSD c. ASD d. Arrhythmogenic right ventricular dysplasia 19. The average human heart weighs about a. 6 to 11 ounces b. 12 to 14 ounces c. 2 to 6 ounces d. 13 to 16 ounces 20. A non-surgical technique for treating diseased arteries by temporarily inflating a tiny balloon inside an artery a. Angiography b. Angioplasty c. Antiplatelet therapy d. Arteriography 21. A type of arrhythmia in which the upper chambers of the heart causing the walls of the lower chambers to beat inefficiently a. Atrial flutter b. Atrial tachycardia c. Atrioventricular block d. None of the above 22. Tiredness or pain in the arms and legs caused by an inadequate supply of oxygen to the muscles a. Claudication b. Cerebrovascular occlusion c. Cerebral thrombosis c. Cerebral thrombosis 23. A narrowing of the mitral valve in which controls the blood flow from the heart’s upper chamber to its lower chamber a. MVP b. Mitral stenosis c. M.I d. None of the above 24. A condition in which the heart is compressed or constricted because of a large amount of fluid or blood in the space of the heart muscle or sac a. Tachypnoea b. Syncope c. Tamponade d. Stenosis 25. Which of the following condition is an extra electrical pathway connects the atria and ventricles it may cause rapid heartbeat? a. Ventricular tachycardia b. Wolff- Parkinson White syndrome c. Ventricular fibrillation d. Transient ischemic attack Loading … SHARE HERE