BSC 2086C: Blood Vessels (Lecture Exam 1) Questions and
Answers with Verified Solutions | Latest Update
QUESTION
What are the three main types of blood vessels?
Answer:
Arteries, capillaries, and veins.
QUESTION
What is the primary function of arteries?
Answer:
To distribute blood away from the heart.
QUESTION
What is the role of capillaries in the circulatory system?
Answer:
To facilitate the exchange of gases, nutrients, wastes, and hormones at the tissues.
QUESTION
What do veins do in the circulatory system?
Answer:
They collect blood and return it toward the heart.
QUESTION
What are the three layers of blood vessel walls?
Answer:
Tunica intima, tunica media, and tunica externa.
QUESTION
What is the tunica intima composed of?
Answer:
Endothelium.
QUESTION
What is primarily found in the tunica media?
Answer:
Smooth muscle.
, QUESTION
What is the tunica externa mostly made of?
Answer:
Collagen.
QUESTION
What is the smallest type of blood vessel?
Answer:
Capillaries.
QUESTION
What are the three types of capillaries?
Answer:
Continuous, fenestrated, and sinusoidal.
QUESTION
What controls blood flow in capillary beds?
Answer:
Terminal arterioles and precapillary sphincters.
QUESTION
What adaptations do veins have to assist with low pressure?
Answer:
Venous valves, muscular pump, and respiratory pump.
QUESTION
What is total peripheral resistance (TPR)?
Answer:
The amount of friction in the blood vessels that affects blood flow.
Answers with Verified Solutions | Latest Update
QUESTION
What are the three main types of blood vessels?
Answer:
Arteries, capillaries, and veins.
QUESTION
What is the primary function of arteries?
Answer:
To distribute blood away from the heart.
QUESTION
What is the role of capillaries in the circulatory system?
Answer:
To facilitate the exchange of gases, nutrients, wastes, and hormones at the tissues.
QUESTION
What do veins do in the circulatory system?
Answer:
They collect blood and return it toward the heart.
QUESTION
What are the three layers of blood vessel walls?
Answer:
Tunica intima, tunica media, and tunica externa.
QUESTION
What is the tunica intima composed of?
Answer:
Endothelium.
QUESTION
What is primarily found in the tunica media?
Answer:
Smooth muscle.
, QUESTION
What is the tunica externa mostly made of?
Answer:
Collagen.
QUESTION
What is the smallest type of blood vessel?
Answer:
Capillaries.
QUESTION
What are the three types of capillaries?
Answer:
Continuous, fenestrated, and sinusoidal.
QUESTION
What controls blood flow in capillary beds?
Answer:
Terminal arterioles and precapillary sphincters.
QUESTION
What adaptations do veins have to assist with low pressure?
Answer:
Venous valves, muscular pump, and respiratory pump.
QUESTION
What is total peripheral resistance (TPR)?
Answer:
The amount of friction in the blood vessels that affects blood flow.