The AP axial Townes method will need which tube angle if OML is perpendicular to the image receptor?
25 degrees cephalic
37 degrees caudal
30 degrees cephalic
30 degrees caudal
30 degrees caudal
Rationale: If OML is aligned perpendicular to the IR, a 30 degree caudal tube angle is needed to accurately project the dorsum sellae within the foramen magnum. There is a seven degree difference between the OML and IOML.
You might also like to view...
Which of the following is NOT a component of HVAC systems?
A. Fans B. Ducts C. Heat receivers D. Heat exchangers
Interviewing is a ________ process
Fill in the blank(s) with correct word
Hospitals bill insurance companies by using a form called the:
A) CMS-1500 claim form. B) RBRVS. C) UB-04 claim form. D) All of the above E) None of the above
Poor hygiene, insomnia, and inability to concentrate are all symptom's of what condition?
a. Dementia b. Anxiety c. Alzheimer's disease d. Depression