PCCN FINAL EXAM AND PRACTICE EXAM
NEWEST 2024 ACTUAL EXAM COMPLETE 230
QUESTIONS AND CORRECT ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED
Terms in this set (119)
What is the function of the to drive O2 to the cell so that the cell can make ATP
cardiovascular system for energy production
Stroke volume x Heart Rate
What is the formula for
CARDIAC OUTPUT
CO = HR X SV ( Preload + Afterload + Contractility)
What is the term for the Cardiac Output ( approximately 4 - 8 LPM )
amount of blood that is
pumped out of the
ventricle each MINUTE?
What is the term for the Stroke Volume
amount of blood that is
pumped out of the
ventricle each BEAT?
What is the term for the Heart Rate
number of contractions /
minute?
, 1. CO DECREASED -> HR INCREASES ( to maintain
adequate stroke volume )
2. CO INCREASED -> HR DECREASES ( as stroke
volume decreases )
3. HR DECREASED -> SV DECREASES and CO
IMPORTANT DECREASES
RELATIONSHIPS TO
KNOW 4. HR INCREASES ( > 150 ) -> SV DECREASES and CO
DECREASES
5. SV DECREASES -> CO DECREASES and HR
INCREASES
6. SV INCREASES -> CO INCREASES and HR
DECREASES
What is the term for the Cardiac Index
volume of blood ejected
from the ventricle per
minute adjusted for body
size
Normal = 2.5 to 4.4 L/min/m2
What is a normal cardiac
**Always utilize CI values on exam (especially for
index?
bigger patients)
What is a normal amount 60 to 100 mL
(mL/beat) for stroke
volume?
What is the term for the Preload
end-diastolic volume
stretching the ventricle? ( increased fluid = increased stroke volume )
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