For a parietoacanthial sinus projection (Waters method), the
1. patient is positioned upright to demonstrate air-fluid levels within the maxillary sinuses.
2. MML is aligned perpendicular to the IR.
3. central ray is centered to the acanthion.
4. OML is at a 37-degree angle with the central ray.
a. 1 and 4 only
b. 2 and 3 only
c. 1, 2, and 3 only
d. 1, 2, 3, and 4
Question 2
A parietoacanthial sinus projection (Waters method) with accurate positioning demonstrates
1. an equal distance from the lateral orbital margin to the lateral cranial cortex on both sides.
2. the bony nasal septum in alignment with the long axis of the exposure field.
3. the petrous ridges demonstrated inferior to the maxillary sinuses.
4. the ethmoid sinus through the mouth cavity in an open-mouth position.
a. 1 and 2 only
b. 3 and 4 only
c. 1, 2, and 3 only
d. 1, 2, 3, and 4
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A medical assistant listening to the patient and physician discuss the patient's care.
A partnership between the patient and the health care provider.
A patient with Cushing’s syndrome (A) before and (B) after receiving treatment. Sharmyn McGraw
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The phenotypic and genotypic ratios of a dihybrid cross can be derived using a branched-line method