When sizing an aluminum temporary crown, which of the following must occur?
The crown must be trimmed and contoured to fit the preparation.
The crown must fit the area both mesially and distally.
The crown must not impinge on the gingiva.
All of the above.
All of the above.
Rationale: all of the above-the crown must fit both mesially and distally to maintain spacing between the teeth while the permanent crown is being fabricated and cover the margins to prevent sensitivity.
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You have applied a CO-oximeter to your patient, and it is displaying an SpCO of 15 percent. Which of the following is the most appropriate interpretation of this finding?
A) This is consistent with a fatal level of carbon monoxide poisoning. B) This is a normal reading for a smoker and nothing to worry about. C) This is a normal reading for a nonsmoker and nothing to worry about. D) This is consistent with mild carbon monoxide poisoning.
The increased pliability of the child's ribs makes him more prone to:
A) Bruising or other injury to the lungs B) Rib fractures and flail segments C) Cardiac arrest from heart damage D) Overinflation of the lungs
A(n) ____ is a relatively calmer pool of water formed behind an object when moving water flows around a large object.
A. downstream V B. eddy C. strainer D. pillow
Payment receipts show the ____________ for the patient's visit
a. total accounting activity b. payment c. balance owing d. copayment due