secreter
Học thuậtThân thiện
Definition
- Noun:
- An organ that produces and releases a specific substance: A "secreter" is any of various organs in the body that synthesize chemical substances needed by the body and then release those substances, either through ducts (tubes) or directly into the bloodstream.
Usage Notes
- The word "secreter" is a specialized biological and medical term. It is synonymous with the more common term gland. It specifically refers to the organ's function of secretion.
- It is used to categorize organs based on their secretory function, such as those producing hormones, enzymes, or other fluids.
Examples of Usage
- Noun:
- The pancreas is a vital secreter that releases insulin directly into the bloodstream.
- Sweat glands are secreters that release their product through ducts onto the skin's surface.
Advanced Usage
- The term can be used in comparative biology to discuss different types of secretory organs across species.
- The study compared the venom secreters in various species of snakes.
Variants and Related Words
- Secrete (verb): To produce and release a substance from a cell or gland.
- These cells secrete hormones.
- Secretion (noun): 1. The process of secreting a substance. 2. The substance that is secreted.
- The secretion of saliva is a continuous process.
- Mucus is a protective secretion.
- Secretory (adjective): Relating to or involved in secretion.
- The secretory function of the organ is impaired.
Synonyms
- Gland: The most common direct synonym.
- Secretory organ: A more descriptive synonym.
Antonyms
- Absorber: An organ or structure that takes in substances (though this is not a direct, categorical antonym in anatomy).
- Excretory organ: An organ that removes waste products from the body (e.g., kidneys). While related, excretion is typically the removal of waste, whereas secretion often involves producing useful substances.
Noun
- any of various organs that synthesize substances needed by the body and release it through ducts or directly into the bloodstream