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Questions and Answers
What is the main function of arterioles?
What is the main function of arterioles?
- To transport oxygen to the body
- To deliver blood to capillaries
- To control the amount of blood entering capillaries (correct)
- To receive blood from capillaries
What is the composition of arteriolar adventitia?
What is the composition of arteriolar adventitia?
- Mostly red blood cells
- Mostly collagen and elastic fibers (correct)
- Mostly white blood cells
- Mostly smooth muscle
What is the structure of terminal segments of arterioles?
What is the structure of terminal segments of arterioles?
- A single layer of skeletal muscle
- A single layer of smooth muscle (correct)
- Multiple layers of smooth muscle
- No muscle at all
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