When preparing an anesthetic tray, the gauze 2 × 2 square is placed on the tray to
wipe the end of the carpule prior to loading into the syringe.
dry the mucosa prior to placing topical anesthetic.
drying or isolating the tooth prior to giving the injection.
wipe any anesthetic off the syringe needle prior to administering the injection.
dry the mucosa prior to placing topical anesthetic.
Rationale: dry the mucosa prior to placing topical anesthetic.
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Respiratory rate refers to the number of respirations per minute and can be described as normal, rapid, or slow. All of the following respiratory rates would be considered a serious problem EXCEPT ________
a. below 8 b. above 45 c. below 40 d. above 60
Pulse oximetry uses _______ technology to assess the oxygen saturation of hemoglobin in the peripheral tissues
A) ultraviolet B) X-ray C) infrared D) ultrasound