When imaging the sacrum and coccyx with a lateral projection, how should the CR be directed?
10 degrees cephalic
30 degrees cephalic
perpendicular
15 degrees cephalic
perpendicular
Rationale: The lateral sacrum and coccyx will utilize a perpendicular beam directed to the level of the ASIS and posterior to MCP.
You might also like to view...
An example of chemical incompatibility is:
A) crystallization. B) a change in molecular structure of ingredients. C) precipitation. D) coring.
Responses by Emergency Medical Responders will have _______ phases
a. six b. four c. eight d. three
The presence of which of the following cell types confirms the diagnosis of Hodgkin lymphoma?
a. Lymphocyte b. Plasma c. Reed-Sternberg d. Cleaved Sézary
The bullous eruption of attached gingiva mediated by autoantibodies directed against basement membrane antigens is known as:
a. Pemphigus vulgaris b. Lupus erythematosus c. Erythema multiforme d. Behçet's syndrome e. None of the above