18 Questions
What are the metabolites responsible for irritating myocardial fibers in ischemia?
Histamines, bradykinin, prostaglandins
In a myocardial infarction (MI), which zone describes where cells die and tissue becomes necrotic?
Zone of Infarction
Which diagnostic method is commonly used to assess myocardial infarction (MI)?
Echocardiogram
What is the primary treatment for angina?
Sublingual nitroglycerin
Which lifestyle change is recommended for preventing and treating heart conditions?
Regular exercise and stress management
Which type of medications are used as vasodilators in the treatment of heart conditions?
Vasopressors
Which zone of injury in a heart attack is characterized by being next to the zone of infarction and is reversible?
Zone of Ischemia
What is the function of leukocytes in the context of a heart attack?
Aiding in the removal of dead cells
What metabolite is considered a better predictor of cardiovascular mortality and remains elevated for 5-7 days after a heart attack?
TnT
Which enzyme released by injured heart muscle cells is used as a cardiac marker to diagnose a heart attack?
CK-MB
What is the main goal of using thrombolytic agents in the treatment of a heart attack?
Dissolve clots
Which diagnostic method for a heart attack involves the measurement of serum levels of cardiac enzymes such as TnI?
TnI > CK-MB
In which class of heart failure do patients experience marked limitation of physical activity?
Class III
Which type of cardiomyopathy is caused by abnormal genes in the heart muscle?
Hypertrophic Type
What are the symptoms of Class II heart failure when engaging in ordinary physical activity?
Palpitations, Fatigue, SOB
In the diagnosis of myocardial infarction (MI), which zone indicates irreversible damage to the myocardium?
Zone of Necrosis
Which metabolite is commonly associated with the ischemic segment during myocardial infarction?
Lactic Acid
What is the main treatment approach for patients with myocardial infarction?
Medication and lifestyle changes
Learn about the different stages of healing after a myocardial infarction, including leukocytes' role in dead cell removal, fibroblasts forming scar tissue, and heart muscle cell compensation. Understand the progression from hypoxic injury to infarction and healing processes.
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