Each of the following is true regarding the radiographic appearance of composite restorations EXCEPT one. Which one is the EXCEPTION?
a. They may appear either radiopaque or radiolucent.
b. They may appear with irregular or diffuse margins.
c. They may mimic caries.
d. They may appear about the same density as cementum.
b. Restorations appear to have straight margins and a prepared look, whereas caries appears more diffuse.
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A patient presents with a history of an infected pustule. The patient states that he has been self-treating with homeopathic remedies. He called today because he noticed that the tissue has become black and blue. You suspect:
A) contusion. B) gangrene. C) tenosynovitis. D) osteomyelitis.
In which of the following instances might digital intubation NOT be indicated?
A) The airway is blocked by a foreign body. B) The patient has copious secretions. C) Your equipment fails. D) Patient position does not allow for visualization.
One of the obstacles in the way of introducing the EHR is ____________
Fill in the blank(s) with correct word
During your assessment of a 34-year old man with a gunshot wound to the chest, you note that his skin is pale. This finding is most likely caused by
A. a critically low blood pressure B. increased blood flow to the skin C. decreased blood flow to the skin D. peripheral dilation of the vasculature