Anesthesia Technologist Practice Exam

The retrograde intubation technique involves which of the following actions?

1. Using a video laryngoscope

2. Inserting a wire through the cricothyroid membrane

3. Performing a cricothyrotomy

4. Administering a neuromuscular blocker

The correct answer is: Inserting a wire through the cricothyroid membrane

The retrograde intubation technique is a specialized method used mainly in emergency situations or in cases where endotracheal intubation is challenging due to an obstructed airway. This technique involves the insertion of a wire or catheter through the cricothyroid membrane, which is located between the thyroid and cricoid cartilages in the neck. Once the wire is passed through the membrane, it is then advanced in a retrograde manner, effectively pulling an endotracheal tube into the trachea when attached to the distal end of the wire. This approach is beneficial in scenarios where traditional intubation fails or is not feasible, allowing for airway access while minimizing trauma and preserving anatomy as much as possible. Understanding the correct anatomical landmarks and the proper technique are essential for the successful implementation of this method. Other options included in the question do not accurately describe actions associated with retrograde intubation. Utilizing a video laryngoscope, for instance, is a technique for visualizing the laryngeal opening to facilitate endotracheal intubation but does not correspond with retrograde methods. Likewise, performing a cricothyrotomy involves making an incision in the neck to gain direct access to the airway, which is a