Each of the following dental materials might not be imaged on a dental radiograph or may be only slightly visible except one. Which one is the exception?
A) Acrylic resins
B) Sealants
C) Silver points
D) Base materials
C
Explanation: A) The endodontic restorative material silver points are metal and therefore will attenuate more of the x-ray beam, resulting in a more radiopaque appearance.
B) The endodontic restorative material silver points are metal and therefore will attenuate more of the x-ray beam, resulting in a more radiopaque appearance.
C) The endodontic restorative material silver points are metal and therefore will attenuate more of the x-ray beam, resulting in a more radiopaque appearance.
D) The endodontic restorative material silver points are metal and therefore will attenuate more of the x-ray beam, resulting in a more radiopaque appearance.
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Type ________ diabetes is ideally treated with diet and exercise, along with the administration of oral hypoglycemic medications to help control the blood sugar levels
a. 1 b. 2 c. 3 d. 4
Which one of the following is associated with hyperglycemic emergencies?
A) Recent history of excessive urination B) Loss of appetite C) Low blood sugar level D) Taking too much insulin
When the maximum safety pressure on a volume ventilator is reached, which of the following occurs?
a. The flow rate begins to taper. b. Pressure is held until the time cycle is reached. c. Pressure is held until the ventilator volume cycles. d. Inspiration ends before the entire volume is delivered.
The Public Health Service is an international nongovernmental organization established in 1967 to bring together multiple international public health workers for professional exchange, collaboration, and action.
Answer the following statement true (T) or false (F)