Why is a more intense heat felt when using a continuous thermal US over a bony prominence?
What will be an ideal response?
Ultrasound energy absorption is the highest in dense tissue with protein. Bone is a dense structure that has a high level of protein. The bone's periostial covering will readily absorb the sound waves and create a quick heating effect.
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If during pump testing the flowmeter's margin of error is greater than _____ percent, the flowmeter must be recalibrated, replaced, or repaired
A. 10 B. 15 C. 20 D. 25
Forced expiratory effort against a closed airway, such as when an individual holds his/her breath and tightens the muscles in a concerted, strenuous effort is:
A. micturition. B. Valsalva maneuver. C. hyperventilation. D. orthostatic hypotension.
Number 6 on the figure of the microscope is the revolving ________.
Fill in the blank(s) with the appropriate word(s).
An epileptic patient is prescribed phenytoin 280 mg IV q8h. Ampules of phenytoin 100 mg per 2 mL are available. How many milliliters contains the correct dosage?
A. 2.8 mL B. 5.6 mL C. 7.6 mL D. 8.8 mL