An SMV cranial projection (Schueller method) with poor positioning demonstrates the mandibu-lar mentum posterior to the ethmoid sinuses. How could the positioning setup be adjusted for an optimal projection to be obtained?
1. Tilt the patient's head toward the left side.
2. Angle the central ray cephalically.
3. Increase neck extension.
4. Align the IOML parallel with the IR.
a. 1 only
b. 2 and 4 only
c. 3 and 4 only
d. 2, 3, and 4 only
D
Health Professions
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Myoglobin, potassium, phosphorus, lactic acid, and uric acid released into the circulatory system after extrication from entrapment cause an effect called:
A) alkalosis syndrome. B) compression syndrome. C) release-shock syndrome. D) compartment syndrome.
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The EMT recognizes that the division between the thoracic and abdominal cavities lies approximately:
A) At the level of the umbilicus B) At the fifth intercostal space C) Below the twelfth rib D) Above the twelfth thoracic vertebra
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