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QUESTION:
4. Discuss major causes of heart valvular defects
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- Question:- 3. Summarize the factors that affect stroke volume: preload, aAerload, and contracFlity. Describe how each affects the end-diastolic volume/end-systolic volume. What happens to stroke volume when each (preload, aAerload, and contracFlity) is increased? 4. Summarize the events of the cardiac cycle. What are the 5 stages? What happens during each stage?Multiple Choice: 1. The three major determinants of myocardial oxygen demand (MVO2) include each of the following except: a. Diastolic pressure b. Heart rate c. Left ventricular contractility d. Systolic pressureA. Estimate the total work performed by the heart. Clearly state any assumptions and express your answer in J/kg. B. The ascending aorta is approximately 2.6 cm in diameter. The aortic arch is approximately 5 cm above the heart. What is the pressure in the aorta at the beginning of the aortic arch during discharge? (You can assume the blood is experiencing hichehnningles) Clearly state any assumptions.
- Provide ECG graphs for the following heart abnormalities; 1.Heart Attack 2.Cardiac hyperthrophy 3.Heart blockQUESTION: . Discuss the cardiac cycle in relation with the heart sounds. Correlate with the patient's findings.Question : Describe how the ECG appears in each of the following conditions. (Compared to normal sinus rhythm.) Note: Describe what you see on the simulator. Sinus bradycardia: Sinus tachycardia: Sinus arrhythmia: Atrial fibrillation:
- Question:- 1. Name the three muscles making up heart wall? Where is each located and their respecFve funcFons?Multiple Choice. Answer the following questions. 1. During the isovolumic contraction (early ventricular systole) phase of the cardiac cycle: A. The tricuspid and bicuspid valves are closed. B. The mitral and aortic valves are open. C. The tricuspid valve is closed and pulmonic valve is open. D. The mitral valve is open and aortic valve is closed. 2. Pathway of blood circulation in adult. A. Superior vena cava - right atrium - tricuspid valve - right ventricle B. Pulmonary vein - left atrium - mitral valve - left ventricle C. Left ventricle - aortic valve - ascending aorta - brachiocephalic D. Right ventricle - pulmonary valve - pulmonary trunk - pulmonary artery E. All pathways are correct.3.Which period of the heart cycle is completely occupied by the ventricles relaxing? A. atrial systole B. atrial diastole C. ventricular systole D. ventricular diastoleMatching: 1 ✓ 3 4 2 V Ventricular aneurysm cardiac tamponade Starlings law of the heart Pericarditis 1. 2. 3. bulge or pocket in the wall of the ventricle inflammation of the fibrous sac surrounding the heart Fluid buildup in the pericardium, compressing the heart function 4. end diastolic volume versus stroke volume
- Suggest THREE (3) strategies to prevent heart disease.Multiple Choice. Answer the following questions. 1. Which of the following statement/s is/are true regarding the chambers of the heart? A. The myocardium forms the walls of the four chambers of the heart. B. The endocardium lines the chambers and covers the valves of the heart C. The endocardium is lined with simple squamous epithelium that is very smooth and prevents abnormal clotting. D. The ventricles pump blood into arteries. E. All statements are true.2. Which of the following statement/s is/are true about veins? A. Inner layer is composed of simple squamous epithelial tissue. B. Middle layer are composed of smooth muscle and elastic connective tissue which contributes to maintenance of diastolic blood pressure. C. Outer layer is composed of fibrous connective tissue to prevent rupture. D. All statements are not true. E. All statements are true. 3. Which of the following statement/s is/are not true about regulation of heart rate? A. The brainstem contains the cardiac centers which…Question: 1. Ventricular fibrillation For this disease pathology, please provide the following information: What would you see if you were examining a patient with this condition? What are the significant signs and symptoms you would look for in this disease? What causes this disorder (pathology)? Are there any threats to life risks associated with this disease that you should watch out for, and why? (Not all terms will have life-threatening conditions associated with them) What types of lab work or diagnostic testing (ECG, X-ray, ultrasound, MRI, etc.) would you typically see ordered with this disease? What would you expect to see in the lab or diagnostic results? What are the most common treatments? Which treatments would be the most important or take priority?