After obtaining an arterial blood sample through percutaneous puncture using a syringe that does not have a capping safety device, what should you do?
a. Remove the needle with a Kelly clamp, then plug the syringe.
b. "Scoop" the needle cap up with one hand, then plug the syringe.
c. Force the needle into a rubber cork or plastic stopper.
d. Manually remove and bend the needle, then plug the syringe.
ANS: B
If a capping safety device is not provided, the clinician should use the single-handed "scoop" method to cap the needle before removing it and plugging the syringe.
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It is estimated that __________ of the response is still in operation when recovery begins
a. 20% b. 30% c. 50% d. 75%
Which of the following provides the most accurate description of the field of anesthesia for an IO injection?
A) Pulps of the maxillary first and second premolars and their facial gingiva, the periodontal ligament, alveolar bone, and in some individuals, the mesiobuccal root of the first molar B) Pulps of the maxillary central incisors through the canines, premolars, and their facial periodontium; the lower eyelid, lateral aspect of nose, and upper lip; and in some individuals, the mesiobuccal root of the maxillary first molar C) Pulps of the maxillary central incisor through the canines on the injected side and their facial periodontium, and due to diffusion of anesthetic solution some terminal branches of the facial nerve D) Pulps of the maxillary first and second molars and their facial gingival, periodontal ligament, and alveolar bone