Which of these statements about the functions of an endotracheal tube during general anesthesia is TRUE?
a. It prevents the client from vocalizing during surgical procedures.
b. It provides a passage for instillation of medication into the client's trachea.
c. It provides a breathing passage from outside the client to within the client's trachea.
d. It prevents the client from awakening during surgery.
C
General anesthesia also produces loss of control of vital functions, such as maintaining an airway, breathing, maintaining heart rate, and regulating temperature; these functions are controlled by the anesthesia provider by providing a breathing passage from outside the client to within the client's trachea when general anesthesia is administered.
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