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NR283/ NR 283 EXAM 2 PATHOPHYSIOLOGY GUIDE| QUESTIONS & ANSWERS| GRADE A| 100% CORRECT (VERIFIED SOLUTIONS)- CHAMBERLAIN : (NEW 2025/ 2026 UPDATE) $11.99
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NR283/ NR 283 EXAM 2 PATHOPHYSIOLOGY GUIDE| QUESTIONS & ANSWERS| GRADE A| 100% CORRECT (VERIFIED SOLUTIONS)- CHAMBERLAIN : (NEW 2025/ 2026 UPDATE)

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NR283/ NR 283 EXAM 2 PATHOPHYSIOLOGY GUIDE| QUESTIONS & ANSWERS| GRADE A| 100% CORRECT (VERIFIED SOLUTIONS)- CHAMBERLAIN : (NEW 2025/ 2026 UPDATE)NR283/ NR 283 EXAM 2 PATHOPHYSIOLOGY GUIDE| QUESTIONS & ANSWERS| GRADE A| 100% CORRECT (VERIFIED SOLUTIONS)- CHAMBERLAIN : (NEW 2025/ 2026 UPDATE)NR283...

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  • January 14, 2025
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
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DoctorKen
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NR283




NR283/ NR 283 EXAM 2 PATHOPHYSIOLOGY
GUIDE| QUESTIONS & ANSWERS| GRADE A|
100% CORRECT (VERIFIED SOLUTIONS)-
CHAMBERLAIN : (NEW 2025/ 2026 UPDATE)



1. Tachycardia: abnormally rapid heart rate - above 100

2. Bradycardia: abnormally slow heart rate - under 60

3. preload: volume of blood in ventricles at end of diastole

4. Afterload: resistance against which left ventricle pushes blood

out

5. Systole: contraction of heart .... provides increase in pressure to

eject blood

6. Diastole: relaxation of heart.... required for filling chambers

7. When is preload increased?: hypervolemia, regurgitation of

cardiac valves, heart failure

8. When is afterload increased?: hypertension, vasoconstriction




NR283

,9. What increases when afterload increases?: increase in cardiac

workload 10. What is cardiac output?: Volume of blood ejected

by the heart in one minute: cardiac output = heart rate x stroke

volume

11. What is stroke volume?: Volume of blood pumped out of

ventricle- contraction

12. The heart sound, lubb is due to the _________ .: closure of AV

valves 13. The heart sound, dub is due to the ________.: closure

of semilunar valves.

14. pulse rate: heart rate 60-100 bpm.

15. What do vasodilators do?: dilates (opens) blood vessels, which

allows blood to flow more easily example: nitro-glycerine

16. What do beta blockers do?: -decrease heart rate and blood

pressure

-treat HTN & dysrhythmias

-reduce angina attacks

17. arteriosclerosis: hardening of blood vessels





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NR283



18. Atherosclerosis: plaque build up in the coronary artery causing

clots, often leads to MI.

19. Diuretics: medications administered to increase urine secretion

in order to remove excess sodium and/or water.

- treats high blood pressure and congestive heart failure

20. anticoagulant: a drug that prevents clotting of the blood

21. low-density lipoprotein (LDL): Transports cholesterol from

liver to cells

Major factor contributing to atheroma formation

22. High-density lipoprotein (HDL): Transports cholesterol away

from the peripheral cells to liver—"good" lipoprotein

Catabolism in liver and excretion

23. angina pectoris: chest pain that results when the heart does not

get enough oxygen - recurrent, intermittent brief episodes of

substernal chest pain

24. unstable angina: prolonged chest pain at rest




NR283

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