exists and is an alternate of . The four types of membranes are: 1) cutaneous membranes; 2) serous membranes; 3) mucous membranes; and 4) synovial membranes. Mucous membranes are tissues that line body cavities or canals such as the throat, nose, mouth, urethra, rectum, and vagina.
A laryngeal mask. A laryngeal mask airway â also known as laryngeal mask and supraglottic airway â is a medical device that keeps a patient's airway open during anaesthesia or unconsciousness.
local anesthesia. that produced in a limited area, as by injection of a local anesthetic or by freezing with ethyl chloride. Includes infiltration, nerve block, field block, surface, regional, retrograde regional, spinal, epidural. mixed anesthesia. that produced by use of more than one anesthetic agent. nerve block anesthesia