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zhannawk [14.2K]
4 years ago
7

Which of the following sinus groups is demonstrated with the patient positioned as for a parietoacanthal projection (Waters meth

od) with the CR directed through the patient's open mouth?A FrontalB EthmoidalC MaxillaryD Sphenoidal
Biology
1 answer:
BARSIC [14]4 years ago
4 0

Answer:

Sphenoidal.

Explanation:

Water's method is a medical technique used for the production of the maxillary sinuses and facial bones. The 37 degree angle forms with the  orbitomeatal line and the plane of image receptor.

Sphenoidal sinus group can be demonstrated with the patient as position for the parietoacanthal projection. The projection with CR is directed through when the patient's mouth is open.

Thus, the correct answer is option (D).

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