____ is used commercially as a vermin fumigant.

A. Carbon monoxide
B. Hydrogen cyanide
C. Hydrogen chloride
D. Nitrogen dioxide

Answer: B

Health Professions

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Which of the following best describes four-point restraints?

A) Straps restraining the patient across the chest, hips, thighs, and legs B) A separate restraint on each of the four extremities C) A commercially manufactured restraint device D) Restraint of the head, torso, arms, and legs

Health Professions

Which of the following periodontal conditions is best treated with gingivectomy/gingivoplasty?

A) One-wall bony defect B) 6 mm gingival pocket C) 8 mm infrabony pocket D) Class II furcation defect

Health Professions