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NURO670 final Questions and Answers (100% Pass) R270,72   Add to cart

Exam (elaborations)

NURO670 final Questions and Answers (100% Pass)

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indications for PA catheter Dx/management of shock states assessment of volume status oliguric ARF titration of meds for cardiogenic shock Frank-Starling Law The greater the ventricle is stretched, the greater the force of contraction to a point- beyond that, increased preload (overs...

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  • November 8, 2024
  • 55
  • 2024/2025
  • Exam (elaborations)
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  • NURO670
  • NURO670
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NURO670 final Questions and
Answers (100% Pass)
indications for PA catheter


✓ Dx/management of shock states

✓ assessment of volume status

✓ oliguric ARF

✓ titration of meds for cardiogenic shock




Frank-Starling Law


✓ The greater the ventricle is stretched, the greater the force of

contraction to a point- beyond that, increased preload

(overstretching) can decrease ejected volume




a wave


✓ rise in pressure from atrial contraction




c wave


✓ rise in pressure from ventricular contraction




x descent

Master01 | October, 2024/2025 | Latest update

, 1|Page | © copyright 2024/2025 | Grade A+

✓ relaxation of atria




v wave


✓ filling of atria




y descent


✓ filling of ventricles




overdampened


✓ waveform less distinct




underdampened


✓ waveform features exaggerated




when should values be obtained


✓ at end expiration (lowest thoracic pressure)




when is the PAOP most accurate


✓ when the catheter tip is in lung zone 3




Master01 | October, 2024/2025 | Latest update

, 1|Page | © copyright 2024/2025 | Grade A+

what is preload


✓ filling pressure, stretching force of blood volume against ventricles




what is afterload


✓ force opposing ventricular contraction




factors affecting preload


✓ venous return

✓ venous tone

✓ atrial kick

✓ ventricular contractility




factors affecting afterload


✓ primary pHTN

✓ hypoxia

✓ systemic arterial pressure

✓ systemic arterial tone

✓ drugs




what is contractility


Master01 | October, 2024/2025 | Latest update

, 1|Page | © copyright 2024/2025 | Grade A+

✓ the force of the contraction




stroke volume


✓ amount of blood ejected per heart beat




CO


✓ amount of blood circulated per minute (HRxSV)




CI


✓ CO adjusted for body size




factors affecting contractility




Master01 | October, 2024/2025 | Latest update

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