convoluted gland
(ARTHROPODA: Insecta)
In some aculeates, a part of the venom producing structures invaginated into the venom sac; in formacine ants it is external to this sac; not found in bees.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • gland — An organized aggregation of cells functioning as a secretory or excretory organ. SYN: glandula (1) [TA]. [L. glans, acorn] accessory g. a small mass of glandular structure, detached from but lying near another and larger g., to which it is… …   Medical dictionary

  • Adrenal gland — Endocrine system Adrenal gland …   Wikipedia

  • maxillary gland — Excretory organ in maxillary somite with duct opening on maxilla. (Syn. shell gland) [McLaughlin, 1980]. Excretory organ located in maxillary segment, having its duct opening on maxilla. (Syn. shell gland) [Moore and McCormick, 1969]. Nephridial… …   Crustacea glossary

  • sweat gland — noun any of the glands in the skin that secrete perspiration (Freq. 1) • Syn: ↑sudoriferous gland • Hypernyms: ↑exocrine gland, ↑exocrine, ↑duct gland • Hyponyms: ↑apoc …   Useful english dictionary

  • Sweat gland — The sweat (sudoriferous) glands are small tubular structures situated within and under the skin (in the subcutaneous tissue). They discharge sweat by tiny openings in the surface of the skin. The sweat is a transparent colorless acidic fluid with …   Medical dictionary

  • coxal gland — ▪ zoology       in certain arthropods, one of a pair of excretory organs consisting of an end sac where initial urine is collected, a tubule where secretion and reabsorption may take place, and an excretory pore at the base (coxa) of one of the… …   Universalium

  • sweat gland — noun Date: 1845 a simple tubular gland of the skin that excretes perspiration, is widely distributed in nearly all parts of the human skin, and consists typically of an epithelial tube extending spirally from a minute pore on the surface of the… …   New Collegiate Dictionary

  • renal system — ▪ anatomy Introduction  in humans (human body), organ system that includes the kidneys, where urine is produced, and the ureters, bladder, and urethra for the passage, storage, and voiding of urine.       In many respects the human excretory, or… …   Universalium

  • Countercurrent exchange — Counter heat current exchange: Note the gradually declining differential and that the once hot and cold streams exit at the reversed temperature difference; the hotter entering stream becomes the exiting cooler stream and vice versa.… …   Wikipedia

  • reproductive system, human — Organ system by which humans reproduce. In females, the ovaries sit near the openings of the fallopian tubes, which carry eggs from the ovaries to the uterus. The cervix extends from the lower end of the uterus into the vagina, whose opening, as… …   Universalium

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”