N467 Critical Care-Hemodynamics Complete Exam Set Questions and Verified Answers (solutions).docx

N467 Critical Care-Hemodynamics
Complete Exam Set Questions and
Verified Answers (solutions)
CO range -
correct answer ✅4-8 L/min


CI range -
correct answer ✅2.5-4 L/min/m2


MAP range -
correct answer ✅70-105mmHg


CVP range -
correct answer ✅0-8mmHg


PAP range -
correct answer ✅Systolic 20-30mmHg
Diastolic 8-15mmHg


PAWP range -
correct answer ✅8-12mmHg

,N467 Critical Care-Hemodynamics
Complete Exam Set Questions and
Verified Answers (solutions)
PVR range -
correct answer ✅50-250 dynes/sec/cm-5


SVR range -
correct answer ✅800-1500 dynes/sec/cm-5


LVSWI range -
correct answer ✅50-62


RVSWI range -
correct answer ✅7.9-9.7


Cardiac Output (CO) -
correct answer ✅Volume of blood ejected from the LV per
minute; 4-8L/min


Does not take into account the size of the individual

, N467 Critical Care-Hemodynamics
Complete Exam Set Questions and
Verified Answers (solutions)
Cardiac Index (CI) -
correct answer ✅More accurate indicator of the adequacy of the
CO to meet the individual's metabolic and perfusion needs.


*Factors in the body surface area (BSA).


Preload -
correct answer ✅volume of blood in ventricles at end of diastole


How would preload be affected in a pt who has suffered from
hemorrhage? How would you treat this? -
correct answer ✅they would have low preload d/t volume loss


Blood
Crystaloids (fluids) - NS, LR
Colloids


Low preload is caused by -
correct answer ✅Volume loss (hemorrhage, diuresis, vomiting)
Venous dilation (hyperthermia, vasodilator drugs, endotoxins)