Asked by Sheila Carrasquillo on Jul 08, 2024
Verified
Which statement(s) is/are correct? Check all that apply.
A) Arteries have a thick muscular layer.
B) Veins can control blood pressure.
C) Capillaries are the site of oxygen and nutrient exchange.
D) Veins have valves to assist with one-way blood flow.
E) Capillaries contain most of the blood volume.
Muscular Layer
A layer of tissue composed of muscle fibers that can contract, found in various organs and structures in the body.
Blood Volume
The total amount of blood circulating within an organism's vascular system.
- Explain the mechanisms of exchange at the capillary level.
- Differentiate among distinct blood vessels and their corresponding functions.
- Describe how blood flow and blood pressure are regulated.
Verified Answer
ZK
Zybrea KnightJul 10, 2024
Final Answer :
A, C, D
Explanation :
A) Arteries have a thick muscular layer to withstand the high pressure of blood being pumped from the heart.
C) Capillaries are the site of oxygen and nutrient exchange, allowing for the diffusion of these substances from the blood to surrounding tissues.
D) Veins have valves to prevent backflow of blood and assist with one-way blood flow.
B) Veins cannot control blood pressure as they are unable to constrict or dilate like arteries can.
E) Capillaries actually have the smallest blood volume of the three types of blood vessels.
C) Capillaries are the site of oxygen and nutrient exchange, allowing for the diffusion of these substances from the blood to surrounding tissues.
D) Veins have valves to prevent backflow of blood and assist with one-way blood flow.
B) Veins cannot control blood pressure as they are unable to constrict or dilate like arteries can.
E) Capillaries actually have the smallest blood volume of the three types of blood vessels.
Learning Objectives
- Explain the mechanisms of exchange at the capillary level.
- Differentiate among distinct blood vessels and their corresponding functions.
- Describe how blood flow and blood pressure are regulated.
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