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Chapter 20-Anatomy And Physiology From Science to Life, 2nd Edition
Complete Chapter Questions With Answers
Sample Questions Are Posted Below
| 1. | Which of the following is the blood vessel that distributes blood to organs? |
| A) arteries B) capillaries C) venules D) arterioles E) veins | |
| Ans: A Difficulty: easy |
| 2. | This is a blood vessel that conveys blood from the tissues back to the heart. |
| A) artery B) arteriole C) aorta D) vein E) capillary | |
| Ans: D Difficulty: easy |
| 3. | Which artery wall is responsible for vasoconstriction? | |||
| A) | tunica interna | D) | tunica albuginea | |
| B) | tunica media | E) | tunica fascia | |
| C) | tunica externa | |||
| Ans: B Difficulty: medium | ||||
| 4. | This layer of the artery is composed mainly of elastic and collagen fibers. | |||
| A) | tunica interna | D) | tunica albuginea | |
| B) | tunica media | E) | tunica fascia | |
| C) | tunica externa | |||
| Ans: C Difficulty: medium | ||||
| 5. | When an artery or arteriole is damaged, its smooth muscle contracts producing | |
| A) | a tear in the artery | |
| B) | a branch off the artery called an arteriole | |
| C) | a vascular spasm | |
| D) | tetanus | |
| E) | constriction of the outer four layers | |
| Ans: C Difficulty: medium | ||
| 6. | Elastic arteries function as a | |
| A) | vasodilator | |
| B) | conduit to the tissues of the trunk only | |
| C) | barrier to microcirculation | |
| D) | pressure reservoir | |
| E) | vasoconstrictor only | |
| Ans: D Difficulty: medium | ||
| 7. | These vessels make up the largest blood reservoir. | |||
| A) | Arteries and arterioles | D) | Veins and venules | |
| B) | Arterioles and capillaries | E) | Aorta and veins | |
| C) | Venules and capillaries | |||
| Ans: D Difficulty: medium | ||||
| 8. | This vessel plays a key role in regulating blood flow into capillaries. |
| A) arteries B) arterioles C) venules D) veins E) aorta | |
| Ans: B Difficulty: medium |
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.