cardiology 2
What is the primary function of the left ventricle in the heart?
To pump oxygen-rich blood to the body
What is the medical term for a heart attack?
Myocardial infarction
Which blood vessels supply oxygen-rich blood to the heart muscle?
Coronary arteries
What does an electrocardiogram (ECG) measure?
The electrical activity of the heart
Which condition is characterized by the narrowing of coronary arteries?
Atherosclerosis
What is the normal range for resting heart rate in adults?
60-100 beats per minute
Which valve prevents blood from flowing back into the left atrium?
Mitral valve
What is the purpose of a pacemaker?
To regulate the heart's electrical activity
Which heart condition occurs when there is an irregular heartbeat?
Arrhythmia
What does the term 'bradycardia' refer to?
A slower than normal heart rate