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15 Cards in this Set
- Front
- Back
Bedside obs of skin and gut function |
Cool clammy skin Diminished bowel sounds Increased NG drainage |
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Bedside observations of renal and lung function |
Dyspnoea Oliguria |
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Besides obs of heart and cerebral function |
St elevation Chest pain/bp Decreased conscious level Disorientation |
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What is cardiac output |
Volume of blood being pumped by the heart in a minute |
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What is stroke volume? |
Volume of blood being pumped from one ventricle of the heart each beat |
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How to work out cardiac output |
Co= sv X hr |
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What is stroke volume dependent upon? |
Preload After load Contractility |
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What is CVP? |
Central venous pressure |
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CVP rises when |
Patient has fluid overload Heart failure + pressure ventilation |
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CVP falls when |
Patient has hypovolaemic shock Haemorrhage Dehydration |
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What is P wave |
Atrial depolarisation |
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What is QRS |
Ventricular depolariaation |
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What is t wave |
Ventricular repolarisation |
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What is a 3 lead ECG? |
3 electrodes to give 3 different views of the heart Useful to detect arrhythmias and heart rate |
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What is a 12 lead ECG? |
3D picture of the heart. 10 electrodes to give 12 views Detects damage to cardiac muscle |