Cytoplasm

Cytoplasm
All of the substance of a cell outside of the nucleus. The cytoplasm contains a number of different types organelles such as the mitochondria. Most, but not all, cells have cytoplasm. Mature sperm are essentially devoid of cytoplasm. The word "cytoplasm" was compounded from two Greek roots — "kytos," a hollow vessel + "plasma," plasm. From "kytos" came the prefix "cyto-," cell. Cytoplasm is literally cell plasm.
* * *
The substance of a cell, exclusive of the nucleus, which contains various organelles and inclusions within a colloidal protoplasm. SEE ALSO: protoplasm, hyaloplasm, cytosol. [cyto- + G. plasma, thing formed]
- ground-glass c. uniform finely granular eosinophilic c. seen in hepatocytes in carriers of hepatitis B virus, and also in epidermal cells in keratoacanthoma.

* * *

cy·to·plasm 'sīt-ə-.plaz-əm n the organized complex of inorganic and organic substances external to the nuclear membrane of a cell and including the cytosol and membrane-bound organelles (as mitochondria or chloroplasts)
cy·to·plas·mic .sīt-ə-'plaz-mik adj
cy·to·plas·mi·cal·ly -mi-k(ə-)lē adv

* * *

n.
the jelly-like substance that surrounds the nucleus of a cell. See also ectoplasm, endoplasm, protoplasm.
• cytoplasmic adj.

* * *

cy·to·plasm (siґto-plaz″əm) [cyto- + -plasm] the protoplasm of a cell exclusive of that of the nucleus; it consists of a continuous aqueous solution (cytosol) and the organelles and inclusions suspended in it and is the site of most of the chemical activities of the cell. Cf. nucleoplasm. cytoplasmic adj

Medical dictionary. 2011.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

  • Cytoplasm — Cy to*plasm (s? t? pl?z m), n. [Gr. ky tos hollow vessel + ???? a mold.] (Biol.) The substance of the body of a cell, as distinguished from the {karyoplasma}, or substance of the nucleus. {Cy to*plas mic} ( pl?z m?k), a. [1913 Webster] || …   The Collaborative International Dictionary of English

  • cytoplasm — cytoplasm. См. цитоплазма. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • cytoplasm — 1874, from CYTO (Cf. cyto ) + plasm (see PLASMA (Cf. plasma)) …   Etymology dictionary

  • cytoplasm — ► NOUN Biology ▪ the material or protoplasm within a living cell, excluding the nucleus. DERIVATIVES cytoplasmic adjective …   English terms dictionary

  • cytoplasm — [sīt′ō plaz΄əm] n. [ CYTO + PLASM] the protoplasm of a cell, outside the nucleus: see CELL cytoplasmic adj …   English World dictionary

  • Cytoplasm — Schematic showing the cytoplasm, with major components of a typical animal cell (organelles): (3) ribosomes (indicated by purple dots) (4) vesicle (5) rough endoplasmic reticulum (ER) (6) Golgi apparatus (7) cytoskeleton (8) smooth ER (9)… …   Wikipedia

  • cytoplasm — cytoplasmic, adj. cytoplasmically, adv. /suy teuh plaz euhm/, n. Cell Biol. the cell substance between the cell membrane and the nucleus, containing the cytosol, organelles, cytoskeleton, and various particles. See diag. under cell. [1870 75;… …   Universalium

  • cytoplasm — citoplazma statusas T sritis augalininkystė apibrėžtis Ląstelės medžiaga, esanti aplink branduolį. atitikmenys: angl. cytoplasm rus. цитоплазма …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • cytoplasm — The fluid inside a cell but outside the cell s nucleus. Most chemical reactions in a cell take place in the cytoplasm …   English dictionary of cancer terms

  • cytoplasm — noun Etymology: International Scientific Vocabulary Date: 1874 the organized complex of inorganic and organic substances external to the nuclear membrane of a cell and including the cytosol and membrane bound organelles (as mitochondria or… …   New Collegiate Dictionary

Share the article and excerpts

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