All the cranial nerve nuclei, except that of the trochlear nerve (CN IV) supply nerves of the same side of the body. Lesions occurring in any one of the nuclei resemble the severing of the nerve theyâre associated with. Nerves CN I-V. The olfactory nerve is the first cranial nerve (CN I). It is purely sensory and is responsible for smell.
Related Terms. Also called point of demarcation (POD), demarc extension, or demarc, it is the physical point at which the public network of a telecommunications company (i.e., a phone or cable company) ends and the private network of a customer begins - this is usually where the cable physically enters a building.
Demarcation Point. Definition - What does Demarcation Point mean? A demarcation point is the physical point at which a telecommunications company's public network ends and the customer's private network begins. The demarcation point is often the point at which the cable physically enters the building, but this varies from one country to another. The demarcation point defines where the telephone companyâs responsibility for maintenance ends and the consumer's responsibility begins.