Exam #2: Chapter 2
READ 91-B—Wall
Choose the best answer.
1. Our pulse is caused by _____________________.
a. our heart beating like a drum.
b. our heart twisting blood out of it.
c. our arteries pushing blood to the heart.
d. electrical impulses.
e. sugar in the blood.
2. Our vascular system is _____________________.
a. the amount of water in our blood
b. the nervous system that controls the heart
c. the arteries and veins that carry blood throughout our bodies
d. another name for the heart
e. not discussed in Chapter 2.
3. The heart pumps the same amount of blood per minute, no matter whether
we’re exercising or resting.
a. True
b. False
4. The most common barrier to good blood flow is ____________.
a. coronary artery disease
b. weak heart muscle
c. a damaged heart
d. damaged arteries
e. diabetes
5. The aorta is __________________.
a. a heart valve
b. an artery supplying blood to the heart
c. part of the heart
d. the part of the brain that controls the heart
e. the body’s largest artery
6. The heart is a(n) ________________.
a. artery
b. vein
c. chamber of blood
d. muscle
e. pacemaker
7. The heart sends ________ blood throughout the body.
a. oxygen-depleted
b. oxygen-rich
c. both oxygen-rich and oxygen-depleted
8. The heart takes care of ________ first.
a. the brain
b. the lungs
c. itself
d. the rest of the body
e. the blood
9. In an adult the heart beats approximately _____ times per minute.
a. twenty
b. forty
c. sixty
d. eighty
e. ninety
10. Heart attacks are __________ painful.
a. always
b. sometimes
c. never
11. Heart attacks always happen in the same way.
a. True
b. False
12. Which of the following is NOT a sign of a heart attack?
a. cold sweat
b. nausea
c. headache
d. shortness of breath
e. chest pain
13. The heart never feels pain.
a. True.
b. False.
14. If you’re having a heart attack, you ________ know it.
a. will
b. might
c. won’t
15. A fully-formed human heart has _________ chambers.
a. two
b. three
c. four
d. five
e. six
16. Where does the body send blood to receive oxygen?
a. heart valves
b. digestive organs
c. cholesterol
d. lungs
e. esophagus
17. Nicks in arteries can be caused by _______________.
a. too much sugar in the blood
b. high blood pressure
c. nicotine in the blood
d. homocysteine
e. all of the above
18. The body heals a nick in the artery with a ___________.
a. clot
b. clog
c. cholesterol patch
d. elf
e. platelet
19. When there is excess cholesterol in the artery, the body sends white-cell
protectors to clean up the mess. However, this causes another problem: the
white cells __________________.
a. eat a hole in the artery
b. cause inflammation
c. clog up the artery
d. stop protecting the body from disease
e. have no place to store cholesterol
20. LDL is __________________.
a. bad cholesterol
b. good cholesterol
c. what keeps us from bleeding to death
d. what causes electric shock
e. what protects arteries from damage and disease
21. The sequence of events leading to artery blockage is ________________.
a. nick, plaster, spatula action, inflammation, clots
b. nick, plaster, spatula action, clots, inflammation
c. clots, nick, inflammation, plaster, spatula action
d. nick, plaster, inflammation, spatula action, clots
e. nick, plaster, clot, spatula action, inflammation
22. Platelets are ______________________.
a. little plates inside the artery
b. attracted to roughness
c. membranes on the inside of the artery
d. always bad for you
e. always good for you
23. _________ keep(s) us from bleeding to death.
a. Clogs
b. Homocysteine
c. The atrium
d. Cholesterol
e. Platelets
24. When an entire coronary artery is blocked, _________________.
a. the person will die very soon
b. the heart tissue that was fed by that artery begins to die
c. the body will immediately grow a new artery
d. blood will reverse direction and flow through the veins
e. aspirin will remove the blockage
25. Collateral blood supply is _________________.
a. the body’s attempt to bypass blocked arteries
b. blood that comes from a blood bank
c. blood that is stored in the rear chambers of the heart
d. blood that is used only in emergencies
e. a new procedure for manufacturing fake blood
26. ___________ improves collateral blood supply.
a. filtering
b. rest
c. exercise
d. proper diet
e. money
27. Fibrillation is less serious in the atrium than in the heart muscle.
a. True
b. False
28. Deep vein thrombosis is a danger ________________.
a. on roller coasters
b. in hospital beds
c. of smoking
d. on long flights
e. from taking aspirin
29. A defibrillator _________________________.
a. helps clean out clogged arteries
b. reduces platelet counts
c. massages the heart
d. restores regular rhythm to the heartbeat
e. is dangerous for people with artificial hearts
30. Palpitations arise from fibrillation in the atrium.
a. True
b. False
31. The purpose of heart valves is to ________________.
a. control the amount of blood that flows through the arteries
b. direct blood to parts of the body that need it
c. prevent blood from flowing backwards
d. make sure the heart does not work too hard
e. allow doctors to check the functioning of the heart
32. Heart valve complaints are more common in women than in men.
a. True
b. False
33. Most people who have mitral valve prolapse outgrow the problem.
a. True
b. False
34. The biggest danger to your heart comes from ________________.
a. broken romances.
b. your family genes
c. your lifestyle
d. old age
e. a lack of potassium
35. Our authors consider “optimum health” and “being in great shape” to be the
same thing.
a. True
b. False
36. The stamina training needed for optimum health is ____________.
a. 6500 calories a week
b. three twenty-minute workouts per week
c. 600 calories a day and one hour of workout per week
d. twenty minutes every day
e. the more, the better
37. According to our authors, the most important reason to exercise is _________.
a. it makes us look sexier
b. it helps us lose weight
c. it helps our breathing
d. it lowers blood pressure
e. it improves cholesterol numbers
38. What three types of tests should be a vital part of heart health?
a. SAT, cholesterol, blood pressure
b. Blood pressure, cholesterol, blood sugar
c. Blood test, blood pressure test, physical tests
d. Homocysteine, C-reactive protein, physical tests
e. Blood pressure, cholesterol, physical tests
39. Ideally, our LDL is _________ and our HDL is _________.
a. low; as high as possible
b. as low as possible; low
c. high; medium
d. low; medium
e. medium; as low as possible
40. Blood sugar should be kept low because it ______________.
a. reduces good cholesterol
b. excites the heart too much
c. interferes with sleep
d. injures the arteries
e. lacks nutritional value
41. Everyone should have a drink of alcohol every night for good health.
a. True
b. False
42. Which of the following is NOT recommended?
a. Deal with your depression
b. Express your anger as a way of releasing it
c. Work at reducing nagging stress in your life
d. Try relaxation techniques, religion, or meditation
e. Make friends that won’t make you angry
43. What happened in the U.S.A. for thirty days after the September 11 attacks?
a. Americans got more alert and healthier
b. Americans got sick with fear
c. Americans began to suffer mentally
d. Americans had more heart attacks and fibrillation
e. Americans had less interest in food
44. Which of the following is NOT good advice?
a. Eat lots of wild fish
b. Use margarine instead of butter
c. Get flavonoids from tea and fruits
d. Consume lots of olive oil.
e. Develop an appetite for walnuts
45. “Action 5: Don’t Ignore the Relatives” means ____________________.
a. You can learn a lot about your family health history from blood relatives.
b. If you maintain good relations with your relatives, everyone will be healthier.
c. You should help educate your family members about good health.
d. If you ignore your relatives, you may have early signs of dementia.
e. Make sure to eat “relatives”of all the fruits, nuts, and vegetables mentioned.
46. Our authors recommend taking all of the following except ____________________.
a. a daily multi-vitamin
b. half of an aspirin tablet daily (for older adults)
c. B-vitamins such as folates
d. potassium fruits such as bananas and melons
e. fish with high mercury content
47. Aspirin helps prevent heart attacks in all of the following ways except _________.
a. strengthens heart muscle
b. thins blood
c. makes platelets less sticky
d. reduces inflammation in arteries
e. reduces chances of blood clotting
48. In general, men need more sleep than women.
a. True
b. False
49. Sleeping for short periods (1-2 hours) is better than sleeping through the night.
a. True
b. False
50. Insufficient sleep harms your arteries and puts you at risk of heart attack.
a. True
b. False