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.
A colectomy is a surgical procedure in which all or part of the large intestine is resected. The large intestine is the part of the alimentary tract that consists of the cecum, the ascending colon, the transverse colon, the descending colon, the sigmoid colon, and the rectum. For purposes of simplicity, the term colon is often used to refer to any of the components of the large intestine, save the rectum.