Chapter 3 Multiple Choice Questions

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. How many days into a pregnancy do the cells that will eventually form the heart begin to beat?

5 correct incorrect

12 correct incorrect

16 correct incorrect

26 correct incorrect

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. Which of these statements is correct?

Arteries are more elastic than veins and capillaries. correct incorrect

Veins are more elastic than arteries and capillaries. correct incorrect

Capillaries are more elastic than arteries and veins. correct incorrect

Arteries, veins, and capillaries are all equally elastic. correct incorrect

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. The pulmonary vein is the only permanent vein in the body to transport oxygenated blood. Where does this vein transport blood from and to?

From the heart to the lungs correct incorrect

From the lungs to the heart correct incorrect

From the heart to the rest of the body correct incorrect

From the rest of the body to the heart correct incorrect

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. What term is used to describe the muscular contraction of the heart?

Asystole correct incorrect

Diastole correct incorrect

Systole correct incorrect

Fibrillation correct incorrect

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. Which node produces the electrical impulses which trigger contraction of the chambers in the heart?

The bundle branches correct incorrect

The AV node correct incorrect

The bundle of His correct incorrect

The SA node correct incorrect

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. How many leads does a 12-lead ECG use?

10 correct incorrect

12 correct incorrect

16 correct incorrect

24 correct incorrect

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. What is the process of arterial narrowing by fatty deposits called?

Angina correct incorrect

Ischaemia correct incorrect

Tachycardia correct incorrect

Atherosclerosis correct incorrect

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. Which term describes the condition where a heart valve becomes excessively stiff?

Regurgitation correct incorrect

Prolapse correct incorrect

Stenosis correct incorrect

Fibrillation correct incorrect

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. In what year did Christiaan Barnard perform the first successful open-heart transplant?

1957 correct incorrect

1967 correct incorrect

1977 correct incorrect

1987 correct incorrect

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. How long did the first heart transplant recipient survive after the transplantation?

18 hours correct incorrect

18 days correct incorrect

18 months correct incorrect

18 years correct incorrect