When/where is a periodontal surgical pack usually placed?
around healing dental implants
directly over a surgical site
whenever teeth are temporarily splinted
over an extraction site
directly over a surgical site
Rationale: directly over a surgical site – A periodontal pack is placed directly over a surgical site to protect sutures that have been placed or to maintain tissue integrity while healing takes place.
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Which ion rushes out of the cell during repolarization?
A) Calcium B) Magnesium C) Sodium D) Potassium
OSHA limits for nitric acid include
a. exposure to a maximum nitric acid vapor concentration of 2 ppm. b. 4 ppm for a short-term exposure. c. Both a and b d. Neither a nor b
You are triaging using the Simple Triage and Rapid Transport (START) system and you find a patient who is breathing 18 times per minute and has a radial pulse. Which one of the following actions should you take next?
a. Check the patient's mental status. b. Check the patient's blood pressure. c. Move the patient to the treatment area. d. Place a yellow tag on the patient.
Dry barrel hydrants are used in areas where high temperatures could damage the hydrant.
Answer the following statement true (T) or false (F)