8.
The technical factor for the parietoacanthal facial bones (Waters method) is:
a. 10 x 12 LW NB
b. 8 x 10 LW B
c.
8x 10 LW NB
d. 8 x 10 LW B
9.
What is centered for a view of the parietoacanthial facial bones (Waters method)?
a. Acanthion to the center of the film
b. Zygoma at a level halfway between the outer canthus and the EAM
c.
Nasion to the center of the film
d. Glabella to the center of the film
10.
The proper patient and part position for a lateral view of the facial bones is:
a. Patient in true lateral recumbent position, knees flexed, arms at right angle to
body; radiolucent material under lower dorsal region; coronal plane
perpendicular to the table.
b. Patient prone or erect; midsagittal plane parallel with table or upright Bucky;
IPPL perpendicular to film; IOML perpendicular to front edge of cassette.
c.
Patient in supine position; midsagittal plane perpendicular and over the
centerline of the table.
d. Patient prone or erect; chin against table or upright Bucky; MML perpendicular
to film; OML forms a 37 degree angle; midsagittal plane is perpendicular to
film.
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MD0962
6-16