Cardio Ana/Phy/ECG Past Paper June 2024 PDF

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Summary

This is a past exam paper for a cardiovascular course. It contains questions on cardiac physiology and heart anatomy. The exam was administered in June 2024.

Full Transcript

GOLD RANK REVIEW CENTER JUNE 2024 POSTLECTURE EXAMINATION: Cardio Ana/Phy/ECG NAME:...

GOLD RANK REVIEW CENTER JUNE 2024 POSTLECTURE EXAMINATION: Cardio Ana/Phy/ECG NAME: DATE: SCHOOL: 1. The extend through the interventricular 8. Point of Maximal Impulse septum toward the apex of the heart a. This is where the contraction of the RA is a. Sa node more pronounced b. AV node b. This is where the contraction of the RV is c. Bundle of his more pronounced d. Purkinje fibers c. This is where the contraction of the LA is 2. Cardiac excitation normally begins in the more pronounced d. This is where the contraction of the LV is a. Sa node more pronounced b. AV node 9. Between the Parietal and Visceral Serous c. Bundle of His Pericardium is a closed space filled with d. Purkinje fibers pericardial fluid which serves as a 3. All of the following are true about the Common a. Lubricant allowing the two surfaces to slide Carotid artery, Except past one another a. Its branches are the external and internal b. Lubricant allowing the two surfaces to common carotid artery contract to one another b. The external common carotid artery will c. Lubricant allowing the two surfaces to stay on supply blood in the superficial structure one another of the skull d. Lubricant allowing the two surfaces to rise on c. The internal will turn into the MCA and one another PCA 10. SV will with an increase in preload d. NOTA a. Increase 4. All of the following describes about the heart b. Decrease EXCEPT c. Both a. For all its might, the heart is relatively small d. No change relatively small same size as a closed fist 11. SV will with an increase in afterload b. The heart rests on the diaphragm, near the a. Increase midline of thoracic cavity b. Decrease c. About 1/3 of the mass of the heart lies to the c. Both left of body’s midline d. No change d. NOTA 12. The thick middle layer of the heart 5. The base of the heart is its posterior surface. It is a. Epicardium formed by the atria( upper chambers) of the heart , b. Endocardium mostly the left atrium. c. Myocardium a. First statement is true. Second statement d. AOTA false 13. Visceral Pericardium b. First statement is false. Second statement a. Epicardium true b. Endocardium c. Both statements are true c. Myocardium d. Both statements are false d. AOTA 6. The heart does not eject all of the blood it 14. Heart rate less than 60bpm contains during systole. Instead, a small volume a. Tachycardia called the b. Bradycardia a. EDV c. Ventricular Fibrillation b. ESV d. PVC c. SV 15. As the ventricles continue to relax, the pressure d. CO falls quickly. When ventricular pressure drops 7. As afterload increases, the SV ejected by the below atrial pressure, the AV valves open, and ventricles begins. a. Increases a. Ventricular filling b. Decreases b. Isovolumetric contraction c. No change c. Ejection phase d. AOTA d. AOTA GOLD RANK REVIEW CENTER JUNE 2024 16. The large diameter rapidly conduct the c. Tricuspid and Mitral Valve action potential beginning at the apex of the heart d. Pulmonic and Aortic Valve upward to the remainder of the ventricular 26. The first two-thirds of ventricular filling is passive; myocardium during the last one-third the atria contract and a. Sa node push the blood into the ventricles. This b. AV node contraction is known as the c. Bundle of his a. Atrial Push d. Purkinje Fibers b. Atrial Kick 17. During phase 0 of the cardiac action potential, c. Atrial Pull there is rapid influx of this ion: d. Atrial Roll a. Sodium 27. The “dub” in Korotkoff’s heart sound is b. oxygen a. The mitral and tricuspid valves closing c. hydrogen at diastole d. potassium e. calcium b. Associated with atrial contraction 18. This opening existed in the fetal heart c. The aortic and pulmonic valves closing a. Fossa ovalis d. Indicative of right ventricular heart b. Foraman Ovale failure c. Foramen Ovale d. B and C e. Associated with ventricular filling 19. The Descending aorta will turn into 28. If the stroke volume is 70 ml and the heart rate a. Thoracic aorta is 85 beats per minute, the cardiac output is b. Common carotid artery c. Subclavian artery approximately liters per d. NOTA minute. 20. The aortic semilunar valve opens at approximately a. 12 ventricular pressure b. 6 a. 90mmHg b. 80mmHg c. 3 c. 70mmHg d. 24 d. 100mmHg 29. Which of these large vessels arise from the 21. The pulmonary semilunar valve opens at approximately ventricular pressure arch of the aorta? a. 9mmHg i. Right carotid vein b. 8mmHg ii. Brachiocephalic trunk c. 7mmHg d. 10mmHg iii. Left common carotid artery 22. a low-pitched sound, often described as “lubb.” iv. Left subclavian artery a. First heart sound v. Right subclavian artery b. Second heart sound a. III and IV only c. Third heart sound d. Fourth heart sound b. II, III and IV 23. higher-pitched sound often described as “dubb” c. II, III and V a. First heart sound d. I, II and III b. Second heart sound 30. Between the Parietal and Visceral Serous c. Third heart sound Pericardium is a closed space filled with d. Fourth heart sound pericardial fluid which serves as a 24. The primary function of the atrioventricular valves a. Lubricant allowing the two surfaces to slide is to prevent backflow of blood into the atria past one another during ventricular b. Lubricant allowing the two surfaces to a. Relaxation contract to one another b. Contraction c. Lubricant allowing the two surfaces to stay on c. Both one another d. Nota d. Lubricant allowing the two surfaces to rise on 25. During Diastole, the ventricles fill with blood from one another atria via open. a. Tricuspid and Pulmonic Valve b. Mitral and Aortic Valve GOLD RANK REVIEW CENTER JUNE 2024 31. the pulmonary artery leaves the heart via the 40. Blood within the LV travels down to the apex,. where it is squeezed in a wringing motion during systole and moved from the apex to the LV a. Right auricle outflow tract and finally out through the b. Left ventricle valve to the aorta. c. Right ventricle a. Tricuspid valve d. Left auricle b. Pulmonic Valve 32. The maximal heart rate (in beats per minute) c. Aortic Valve d. Mitral Valve during exercise allowable for a 70 year old 41. The volume of blood ejected with each myocardial male is. contraction a. 150 a. Stroke Volume b. 190 b. Cardiac Output c. Cardiac Input c. 120 d. Stroke Capacity d. 70 42. During , the ventricles must be able to 33. The extent to which the ventricular walls are stretch to accommodate the blood entering the stretched ventricles a. Preload a. Systole b. No load b. Diastole c. Afterload c. AOTA d. AOTA d. NOTA 34. The plateau exists because voltage gated Ca2+ 43. During , the ventricles must be able to channels remain contract adequately to eject the SV a. Close a. Systole b. Open b. Diastole c. Both c. AOTA d. NOTA d. NOTA 35. Initiate action potentials, which spread across the 44. Depicts sinus node and atrial depolarization. atria and cause then to contract a. QRS Complexes a. SA node b. ST seg b. AV node c. P wave c. Bundle of his d. T wave d. Purkinje fibers 45. It is caused by blood flowing in a turbulent 36. The Bundle of His give rise to , which fashion into the ventricles, and it can be detected supply the ventricles during passive ventricular filling. a. SA node a. First heart sound b. AV node b. Second heart sound c. Bundle of his c. Third heart sound d. Purkinje fibers d. Fourth heart sound 37. Increased venous return results in 46. the anterior wall of the atrium is rough due to the a. Increased SV presence of. b. Increased CO a. Pectoralis muscle c. Increased EDV b. Pectinate muscle d. AOTA 38. describes the initiation of ventricular c. Papillary muscle repolarization. d. Papinllary muscle a. QRS Complexes 47. Cardiac output is also influenced by b. ST seg a. BP c. P wave b. MAP d. T wave c. HR 39. Newly oxygenated blood within the Pulmonary d. NOTA veins travels to the LA and passes through the 48. forms the apex of the heart valve into the LV a. LA a. Tricuspid valve b. LV b. Pulmonic Valve c. RA c. Aortic Valve d. RV d. Mitral Valve GOLD RANK REVIEW CENTER JUNE 2024 49. During each cardiac cycle, there are four heart sounds, but in a normal heart only the first and second heart sound are loud enough to be heard through a a. Phonocardiogram b. Stethoscope c. Central line d. Swan Ganz catheter 50. Blood moves forward from the RA through the valve to the RV a. Tricuspid valve b. Pulmonic Valve c. Aortic Valve d. Mitral Valve

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