A less than optimal AP hip projection demonstrating the lesser trochanter in profile
a. was obtained with the leg in internal rotation.
b. will also demonstrate the greater trochanter at the same level as the femoral head.
c. will also demonstrate the greater trochanter in profile.
d. will also demonstrate a foreshortened femoral neck.
D
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The "jet valve fault" alarm is active on a Bunnell Life Pulse High-Frequency Jet Ventilator. This problem can be corrected by doing which of the following?
a. Changing out the pinch valve tubing b. Changing the tubing to the dump valve outlet c. Reconnecting the purge valve to the pa-tient box d. Reconnecting the pressure-monitoring tube to the patient box
The electrolyte that is most important for maintaining the resting potential of nerve and cardiac muscle cells is:
A. calcium B. sodium C. chloride D. potassium