Podcast
Questions and Answers
Which layer of blood vessels is composed of concentric layers of smooth muscle cells?
Which layer of blood vessels is composed of concentric layers of smooth muscle cells?
- Tunica media (correct)
- Capillaries
- Tunica intima
- Tunica externa
What is the primary site of systemic vascular resistance?
What is the primary site of systemic vascular resistance?
- Tunica externa
- Tunica intima
- Tunica media
- Arterioles (correct)
Which cells within the medial layer of normal muscular arteries have both contractile and synthetic capabilities?
Which cells within the medial layer of normal muscular arteries have both contractile and synthetic capabilities?
- Endothelial cells
- Elastic fiber cells
- Basement membrane cells
- Smooth muscle cells (correct)
Which layer of blood vessels is composed of only endothelial cells and basement membrane?
Which layer of blood vessels is composed of only endothelial cells and basement membrane?
What is the driving force for blood flow in the systemic circulation?
What is the driving force for blood flow in the systemic circulation?
Which type of blood vessels have thicker walls compared to veins?
Which type of blood vessels have thicker walls compared to veins?
What is the primary site of systemic vascular resistance?
What is the primary site of systemic vascular resistance?
What is the role of smooth muscle cells (SMCs) within the medial layer of normal muscular arteries?
What is the role of smooth muscle cells (SMCs) within the medial layer of normal muscular arteries?
What is the highest pressure in the circulatory system?
What is the highest pressure in the circulatory system?
Which blood vessels branch into arterioles?
Which blood vessels branch into arterioles?
What is the composition of the tunica intima layer in blood vessels?
What is the composition of the tunica intima layer in blood vessels?
What component of blood vessels varies greatly in size and ratio?
What component of blood vessels varies greatly in size and ratio?
Which cells produce interleukin (IL)-1 and IL-6, and tumor necrosis factor (TNF)?
Which cells produce interleukin (IL)-1 and IL-6, and tumor necrosis factor (TNF)?
