Podcast
Questions and Answers
Which vessel carries oxygenated blood from the lungs to the left atrium?
Which vessel carries oxygenated blood from the lungs to the left atrium?
- Pulmonary vein (correct)
- Pulmonary artery
- Right ventricle
- Aorta
What is the primary goal of the pulmonary circulation?
What is the primary goal of the pulmonary circulation?
- To carry oxygen from the lungs to the tissues (correct)
- To adapt to the tissues' metabolic needs
- To receive output from the left ventricle
- To remove carbon dioxide from the blood
Which circuit has lower pressure and vascular resistance compared to the other?
Which circuit has lower pressure and vascular resistance compared to the other?
- Systemic circuit
- Pulmonary circuit (correct)
- Both circuits have similar pressure and vascular resistance
- None of the above
Which cells are highly dysfunctional in atherosclerosis?
Which cells are highly dysfunctional in atherosclerosis?
What can cause rapid expansion of a plaque in atherosclerosis?
What can cause rapid expansion of a plaque in atherosclerosis?
What can lead to critical stenosis in atherosclerosis?
What can lead to critical stenosis in atherosclerosis?
Which layer of blood vessels contains concentric layers of smooth muscle cells?
Which layer of blood vessels contains concentric layers of smooth muscle cells?
What is the primary site of systemic vascular resistance in the circulatory system?
What is the primary site of systemic vascular resistance in the circulatory system?
Which cells form a barrier that contains blood within the lumen of the vessel and control the passage of solutes and cells?
Which cells form a barrier that contains blood within the lumen of the vessel and control the passage of solutes and cells?
What is the function of elastic fibers in blood vessels?
What is the function of elastic fibers in blood vessels?
Which of the following is a characteristic of veins?
Which of the following is a characteristic of veins?
Which of the following is true about blood flow velocity and cross-sectional area?
Which of the following is true about blood flow velocity and cross-sectional area?
What is the role of nitric oxide (NO) in vascular health?
What is the role of nitric oxide (NO) in vascular health?
What is a hallmark of endothelial dysfunction in atherosclerosis?
What is a hallmark of endothelial dysfunction in atherosclerosis?
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