When evaluating PA projections of the skull for petrous ridge placement, if the petrous ridges are placed too low in the orbit which movement would correct the placement and bring the petrous ridges more superior in the orbit?
A. Head extension
B. Head flexion
Answer: B
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A) 29.9 g B) 28.35 g C) 29.57 g D) 24.42 g
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Friction loss varies ____ with the length of the hose if all other variables are held constant.
A. directly B. inversely C. not at all D. exponentially
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The pituitary gland is often referred to as the:
A) parent gland. B) master gland. C) controlling gland. D) central gland.
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Which cranial nerve must NOT be compromised by retractor placement during rhytidectomy?
a. fifth (V) b. sixth (VI) c. seventh (VII) d. eighth (VIII)
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