What is cardiac tamponade? Ans- Fluid in the pericardial sac causing decreasing preload. This decreases
SV and ultimately CO.
Effects of Hyper/Hypokalemia and calcemia on EKG Ans- Hypokalemia causes U waves
Hyperkalemia causes peaked T waves
Normal BP? Ans- 90-120/60-80
Normal HR? Ans- 60-100 bpm
Normal CO? Ans- 4-8 L/min
Normal SVR? Ans- 800-1,200 dynes/seconds
Normal PVR? Ans- 37-250 dynes/sec/cm5
Normal SVo2? Ans- 60-80%
Normal PAP? Ans- Systolic: 15-30 mm Hg
Diastolic: 4-12 mm Hg
Normal CVP? Ans- 2-6 mmHg
V-fib in relation to CO Ans- V-fib produces an ineffective stroke, decreasing SV and CO.
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