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Question of the Week: October 29, 1999 My patient's oxygen saturation is being measured continuously by pulse oximetry. When should I measure blood gases? Answer: Pulse oximetry provides an indirect measurement of the arterial oxygen saturation (SaO2). Oxygen saturation measured by pulse oximetry is...

Question of the Week: October 27, 2000 A patient has full thickness burns to his entire back and chest. Limbs and face are unburned. What percentage body surface area is burned? ANSWER: 36% Calculation of Percentage of Body Surface Area Burned. Brenda Morgan Clinical Educator, CCTC October 27, 2000...

Question of the Week: November 26 , 1999 How can I assess motor function? Answer: Voluntary movement requires the transmission of a message from the motor strip of the cerebral cortex (upper motor neuron) to the appropriate muscle on the opposite side of the body. Thus, injury to the cerebral cortex...

Question of the Week: June 23, 2000

A patient is able to lift their leg off the bed, but is unable to keep it elevated when an examiner exerts an opposing force. Using a scale of 0 - 5, what motor score would you assign to this movement? Answer: This would be given a score of 3/5. Motor Function Grading Scale: no muscle movement at...

ANSWER ARTERIAL LINE 2

en is a LAP (left Describe the significant finding on the following arterial pressure waveform? re) used, and what p recautions are needed? Answer: Pulsus Paradoxus (reversed due to mechanical ventilation). This patient was hypovolemic. Criteria: The systolic blood pressure fluctuates with breathing...