SECRETORY NERVE Meaning and
Definition
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A secretory nerve refers to a type of nerve that is responsible for transmitting signals from the central nervous system to various glands in the body, including endocrine glands and exocrine glands. These specialized nerves play a crucial role in regulating and controlling the release of different substances, such as hormones, enzymes, and other secretions.
The secretory nerve system is a fundamental component of the autonomic nervous system, which is responsible for regulating involuntary bodily functions. This system functions in tandem with the sympathetic and parasympathetic nervous systems to coordinate glandular activity. The secretory nerves receive signals from higher brain centers or hormonal receptors and transmit them to the target glands.
The secretory nerves contain both sensory and motor fibers, allowing them to receive information from the external environment or internal body systems and subsequently stimulate or inhibit the secretory activity of the glands. For instance, in response to stress or danger, the secretory nerves can trigger the release of the stress hormone adrenaline, stimulating a fight-or-flight response.
Malfunctions or disorders in the secretory nerves can lead to various health conditions, such as hormonal imbalances, impaired digestion or absorption, abnormal sweating, and disrupted body temperature regulation. Treatment of these conditions often involves targeted medical interventions that focus on either suppressing or stimulating the activity of secretory nerves to restore the appropriate balance of glandular secretions.
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A n. conveying impulses which excite functional activity in a gland.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for SECRETORY NERVE
Etymology of SECRETORY NERVE
The term "secretory nerve" is formed by combining two words: "secretory" and "nerve".
The word "secretory" is derived from the Latin word "secretus", which means "separate" or "set apart". In this context, it refers to something involved in the process of secretion, which is the release of substances from cells or glands.
The word "nerve" comes from the Latin word "nervus", meaning "sinew" or "tendon". It originally referred to connective tissues, but now specifically refers to the bundles of fibers that transmit signals between the brain and different parts of the body, allowing for the coordination of various bodily functions.
Therefore, "secretory nerve" refers to a type of nerve that is involved in the secretion of substances from cell or glands. Secretory nerves are responsible for transmitting signals that stimulate the release of specific substances in the body.
