DAANCE Module 4 Actual Set Exam Questions With Verified Answers | Latest Updates

DAANCE Module 4 Actual Set Exam Questions With Verified Answers | Latest Updates Purpose of the scavenging system - ANSWER Reducing the levels of the noxious agents to an acceptably low level by exhausting them outside the operating room. Medical gas cylinder colors - ANSWER Blue- Nitrous Oxide Green- Oxygen Yellow- Compressed Air Brown- Helium Black- Nitrogen Gray- Carbon Dioxide Airway Adjuncts(8) - ANSWER Head-tilt/Chin-lift Tongue traction suture Nasopharyngeal airway Oropharyngeal airway Laryngeal mask airway I-gel supraglottic airway Endotracheal tube Combitube Cricothyrotomy Tongue traction suture - ANSWER When the tongue is obstructing the airway one or two sutures can be placed through the dorsum of the tongue and grasped with a large hemostat Nasopharyngeal airway - ANSWER Does not interfere with procedures Well-tolerated Can be used on awake patients Passed through one of the nostrils into the nasal cavity into the oropharynx posterior to the tongue. Oropharyngeal airway - ANSWER Oral airway may be used to position the tongue in a more anterior position interferes with intraoral procedures not tolerated well in awake patients Supraglottic airway - ANSWER Placed above the level of the vocal cords 2 types: laryngeal mask airway (LMA) and I-gel supraglottic airway Gastric port or small tube that passes through the length of the airway to allow access for a suction catheter that can by used to remove fluid in the stomach and diminish likelihood of aspiration of acidic gastric juices. Laryngeal mask airway (LMA) - ANSWER Plastic tube at the end of which is a small air inflated balloon that sits tightly over the top of the larynx. Advantage: may be placed blindly without the use of a laryngoscope. Does NOT protect the airway from the aspiration of regurgitated material. Follows the natural bend of the oropharynxa nd comes to rest over the larynx. →cuff is then inflated I-gel Supraglottic airway - ANSWER Similiar to LMA, however, balloon is filled with gel rather than air, which enables the mask to adapt closely to the tissues surrounding the larynx and does not require inflation. These airways can be rapidly inserted, and they are less likely to become dislodged. Endotracheal Tubes - ANSWER May be placed blindly orally, nasally or in tracheostomy site End of the tube passes through the vocal cords, after which it is advanced to terminate halfway between the vocal cords and bifurcation of the trachea. Important to auscultate the left and right side of the chest as well as the stomach. Breath sounds should be heard on both sides of the chest Combitube - ANSWER Reserved for significant emergencies Can be placed blindl