When the action potential reaches the presynaptic terminal, it provokes the release of a small quantity of neurotransmitter molecules, which bind to chemical receptor molecules located in the membrane of another neuron, the postsynaptic neuron, on the opposite side of the synaptic cleft.
Turbinectomy is a procedure in which some or all of the turbinate bones attached to mucous membranes in the nasal passage are removed.It has been used to relieve nasal obstruction, but side-effects include removal of nerves that would report the passage of air. It may result in empty nose syndrome.urbinectomy is a procedure in which some or all of the turbinate bones attached to mucous membranes in the nasal passage are removed.
Medical Definition of Colectomy Colectomy: An operation to remove all or part of the colon (large intestine). In a partial colectomy, the surgeon removes only part of the colon. The bowel is then reconnected or an opening of the bowel (ostomy) is created on the abdominal wall to allow the contents of the bowel to exit from the body. Colectomy may be needed for treatment of diverticulitis, benign polyps of the colon, and cancer of the colon.