Which of the following conditions is reversible? (best answer) A) myocardial ischemia B) myocardial fibrosis C) myocardial infarction D) myocardial necrosis

Ch. 5: A patient with a connective tissue disease experiences pulmonary vascular resistance. With time, you would expect the patient to show: a) no obvious changes in heart structure or function b) increased thickness of the right ventricular wall c) increased cardiac output from the right ventricle d) increased cardiac output from the left ventricle O e) increased thickness of the left ventricular wall

Define Myocardial infarction (MI)?  Write the name of some biochemical markers for the diagnosis of MI?  Please briefly explain at your own words.

Which of the following changes happen at birth or a couple hours afterward? A) The connection between the right and left ventricles gets sealed. B) The connection between the left pulmonary artery and aorta gets sealed. C) The connection between the right ventricle and pulmonary trunk gets sealed. D) The connection between the left atrium and left ventricles gets sealed.

1) Which of the events below occurs when the semilunar valves are open? A) Ventricles are in diastole. B) Blood leaves pulmonary arteries and the aorta. CAV valves are closed. D) Both A & B E.) None of the above

Mark 115. A male newborn undergoes cardiac catheterization because of severe cyanosis and radiographically demonstrated cardiac enlargement with ditention of pulmonary vesveit. Contrat medium injected into the left ventricle immediately enters the pulmonary circulation. This condition is most likely caused by abnormal development of which of the blowng than A) Aorticopulmonary septum B) Endocardial cushion OC) Septum primum National D) Septum secundum E) Sinus venosus

(a) What is a transfusion reaction and why does it happen? (b) What are its possible consequences?

An increase in mean blood pressure may be due to? a) an increase in heart rate b) an increase in peripheral resistance c) an increase in stroke volume

Which heart activity correlated with the hi-lighted portion of the EKG in this image? A)ventricle depolarization B) repolarization C) right heart depolarization D) atrial depolarization

Please help in answering this question - more than one answer may be correct: The pulsatile flow created by the heart is converted to continuous flow by A) magic B) closing of the mitral valve C) resistance of the arteries D) resistance of the arterioles E) elasticity of arteries