10 Questions
Which valve separates the left atrium from the left ventricle?
Mitral valve
What is the function of the sinoatrial (SA) node?
It acts as the pacemaker of the heart
Which neurotransmitter slows down the heart rate?
Acetylcholine
What is the purpose of an electrocardiogram (ECG)?
To record the electrical activity of the heart
Which type of lipoprotein carries cholesterol away from the arteries, reducing the risk of heart disease?
High-density lipoprotein (HDL)
What is the primary symptom of peripheral arterial disease?
Intermittent claudication (pain with walking)
What is the difference between a fusiform and a saccular aortic aneurysm?
A fusiform aneurysm is uniform in shape, while a saccular aneurysm is an out-pouching
What is the primary cause of arteriosclerosis?
Atherosclerosis
What is the normal range for systolic blood pressure in adults?
120-140 mmHg
What is the term used to describe the contraction phase of the heart chambers?
Systole
Test your knowledge on the anatomy and physiology of the heart, including the pericardium, myocardium, endocardium, and the atrioventricular valves. Learn about the cardiac cycle and the role of the sinoatrial node as the pacemaker of the heart.
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