Blood Vessels MCQ Quiz! Test
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What do you know about blood vessels? Blood vessels are arteries and veins by which the blood travels throughout the body. Blood vessels include groups of arteries, capillaries, venules, and veins. Blood vessels that transport blood away from the heart are called arteries, and their smaller vessels are called arterioles. Smaller vessels that collect blood from the various organs are called venules. This critical quiz on blood vessels will help you to understand better how your body works.
- 1.What are the three sources of resistance to blood flow?
- 2.What is a clinical issue related to blood pressure?
- 3.Which of these scenarios raises blood pressure?
- A.
Blow on the head that damages the vasomotor center
- B.
High salt diet
- C.
Attack by mugger
- D.
Hypothalamic tumor
- 4.What helps with venous return?
- A.
Respiratory pump
- B.
Muscular pump
- C.
Smooth muscle
- D.
Valves
- E.
Arteries
- 5.What is the correct relationship between BP and venous return? F=flow, P=pressure, R=resistance
- A.
F=P/R
- B.
F=PxR
- C.
P=F/R
- D.
P=R/F
- 6.An increase in blood viscosity will cause an increase in peripheral resistance.
- A.
True
- B.
False
- 7.Peripheral resistance increases as blood vessel diameter increases.
- A.
True
- B.
False
- 8.Veins are called capacitance vessels of blood reservoirs.
- A.
True
- B.
False
- 9.Which tunic is most responsible for maintaining blood pressure and continuous blood circulation?
- A.
Tunica media
- B.
Tunica externa
- C.
Tunica interna
- 10.Vasodilation is a widening of the lumen due to smooth muscle contractions.
- A.
True
- B.
False
- 11.Veins have more smooth muscle in their tunics compared to arteries.
- A.
True
- B.
False
- 12.The ANS plays an important role in blood flow through the vessels.
- A.
True
- B.
False
- 13.An increase in Venous Return (VR) will result in a(n) _____ in SV.
- A.
Increase
- B.
Decrease
Questions: 53 | Attempts: 5002 | Last updated: Jan 3, 2019
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