10 Questions
What does ejection fraction (EF) measure?
The amount of blood pumped out of the heart with each beat
What is considered abnormal for ejection fraction (EF)?
Below 55%
What is the normal ejection fraction (EF) in a healthy heart?
Around 70%
Which condition is characterized by chest pain (angina pectoris)?
Coronary heart disease (CHD)
What is another term for myocardial infarction (MI)?
Heart attack
Which type of burn results from the conversion of electrical energy into heat?
Electrical burn
What should be done for a person with chemical burns?
Flush with water continuously
Which factor determines the extent of injury in electrical burns?
Type of current and pathway of flow
What type of exposure causes radiation burns?
Radiant energy transfer
What effect does burn injury typically cause?
Coagulation necrosis
Test your knowledge of the cardiovascular system with this quiz focusing on the ejection fraction (EF) and age-related changes in the heart. Explore the significance of EF and understand the impact of age-related changes on myocardial contractility, endocardium, valves, and coronary arteries.
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