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Questions and Answers
Which type of capillary is found in areas involved in active filtration or absorption?
Which type of capillary is found in areas involved in active filtration or absorption?
- Sinusoidal capillary
- Continuous capillary
- Muscular artery
- Fenestrated capillary (correct)
Which type of artery has the thickest tunica media with more smooth muscle?
Which type of artery has the thickest tunica media with more smooth muscle?
- Muscular artery (correct)
- Arteriole
- Venuole
- Elastic artery
What is the main function of arterioles in the cardiovascular system?
What is the main function of arterioles in the cardiovascular system?
- Act as pressure reservoirs
- Generate new vessels
- Control resistance to blood flow (correct)
- Deliver blood to specific body organs
Which type of blood vessel leads to capillary beds?
Which type of blood vessel leads to capillary beds?
In which body tissues do you NOT find direct nutrient supply from capillaries?
In which body tissues do you NOT find direct nutrient supply from capillaries?
What is a unique feature of continuous capillaries found in the brain?
What is a unique feature of continuous capillaries found in the brain?
Which blood vessels have three layers surrounding the vessel's lumen, except for capillaries?
Which blood vessels have three layers surrounding the vessel's lumen, except for capillaries?
Which layer of the blood vessel is responsible for adjusting vessel diameter to control blood flow?
Which layer of the blood vessel is responsible for adjusting vessel diameter to control blood flow?
What is the main function of the elastic fibers in maintaining blood pressure?
What is the main function of the elastic fibers in maintaining blood pressure?
Which type of arteries are thick-walled and located near the heart?
Which type of arteries are thick-walled and located near the heart?
Which part of the blood vessel contains collagen fibers and provides structural support?
Which part of the blood vessel contains collagen fibers and provides structural support?
What is the role of capillaries in the circulatory system?
What is the role of capillaries in the circulatory system?
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