The bur of choice to open and extend the cavity preparation is the ____________

a. round
b. pear
c. end-cutting
d. wheel


b
RATIONALE: The bur of choice to open and extend the cavity preparation is the pear.

Health Professions

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Which of the following is the EMT's role in caring for a patient with chest pain?

A) Determine the cause of the patient's chest pain. B) Make an interpretation of the patient's cardiac rhythm. C) Treat the patient as though he were having a heart attack. D) Provide automatic external defibrillation.

Health Professions

Use of ipecac has largely been encouraged for treating ingested poisons in the prehospital environment.

Answer the following statement true (T) or false (F)

Health Professions

At present, the Divers Alert Network (DAN) recommends a minimum ____ surface interval time (SIT) for a nondecompression dive before flying.

A. five-hour B. seven-hour C. ten-hour D. twelve-hour

Health Professions

Properly lifting weights will cause:

A. muscle atrophy. B. muscle hypertrophy. C. a decrease in blood vessels to a muscle. D. ataxia.

Health Professions