Endocrine System: One of eleven major body organ systems in animals; a system of glands that works with the nervous system in controlling the activity of internal organs, especially the kidneys, and in coordinating the long-range response to external stimuli.

 

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Endocrine System: One of eleven major body organ systems in animals; a system of glands that works with the nervous system in controlling the activity of internal organs, especially the kidneys, and in coordi . . . View Full Definition

Circulatory System: One of eleven major body organ systems in animals; transports oxygen, carbon dioxide, nutrients, and waste products between cells and the respiratory system and carries chemical signals from . . . View Full Definition

Neuroendocrine: Having to do with neuroendocrinology: the interactions between the nervous system and the endocrine system.

Nonsystematic Risk: Nonsystematic risk results from unpredictable factors, such as poor management decisions, successful competitive products, or suddenly obsolete technologies that may affect the securities is . . . View Full Definition

North American Industry Classification System (NAICS): Standard industrial classification codes have been replaced in the 1997 Census of Agriculture by the new North American Industry Classification System (NAICS). NAICS is a unique, all-new sys . . . View Full Definition

Open Circulatory System: A system in which the circulating fluid is not enclosed in vessels at all times; found in insects, crayfish, some mollusks, and other invertebrates.

NT File System (NTFS): One of the file system for the Windows NT operating system (Windows NT also supports the FAT file system). NTFS has features to improve reliability, such as transaction logs to help recover . . . View Full Definition

Next Generation Water Level Measurement System (NGWLMS): A fully integrated system encompassing new technology sensors and recording equipment, multiple data transmission options, and an integrated data processing, analysis, and dissemination subsystem.

Network Basic Input - Output System (NetBIOS): A commonly used networking protocol originally developed for LANs. Operates on the Session and Transport layers of the OSI model, so doesn't make use of physical network characteristics.

National Spatial Reference System (NSRS): A consistent national coordinate system that defines latitude, longitude, height, scale, gravity, and orientation through out the nation, and how these values change with time. The NSRS is d . . . View Full Definition