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cnidoblast s. n., pl. cnidobláste cnidoblast s. n., pl. cnidobláste
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1
Modern Text Book of Zoology: Invertebrates - Pagina 246
Structure of a cnidoblast. A cnidoblast is an oval or rounded cell with a conspicuous basal nucleus lying on one side. The interior of cnidoblast is filled by a peculiar oval or pyriform sac or bladder, the stinging capsule or nematocyst (Gr., nemo, ...
2
Pennak's Freshwater Invertebrates of the United States: ... - Pagina 62
3.2). Each ne- matocyst contains a coiled capillary thread, which, on proper stimulation, can be "ex- Fig. 3.2. Undischarged stenotele nematocyst within its cnidoblast. cf, cnidoblast filament; ns, nematocyst shaft (butt); o, operculum; s, spines; sr, ...
Douglas Grant Smith, 2001
3
The Galápagos: Proceedings of the Symposia of the ... - Pagina 157
One involves a direct inhibition of the nematocyst- cnidoblast complex in situ in the tentacles by the chemical substances of the fish. These substances may act on the operculum or the cnidoblast surface directly during the acclimation process.
Robert I. Bowman, University of California, Berkeley. University Extension, National Science Foundation (U.S.), 1966
4
The principles of general biology - Pagina 155
A highly specialized kind of cell, the cnidoblast, is found among the ectoderm cells; these are particularly numerous in the tentacles. A cnidoblast is a cell which produces within its cytoplasm a small capsule or bladder, inside of which is coiled ...
Mary Summerfield Gardiner, Sarah C. Flemister, 1967
5
The Invertebrates - Pagina 173
There is in addition a large number of cnidoblast precursors which will not mature tomorrow. of 1 .22 ( 1 .22" = 2). Thus 25 000 epidermal/gastrodermal cells must give rise to 25000x 1.22 = 30500 cells. Similarly the 5000 stem cells must give ...
R. McNeill Alexander, 1979
“I want you to draw me a cnidoblast,” he said. “But what is a cnidoblast?” asked Julian. All the boys were in the dark but it was Julian who spoke up first. “If you would let me finish, Julian, I was going to say read chapter five of 'Science Today' ...
7
Venomous Animals and Their Venoms: Venomous Invertebrates
10(a,b)]: The capsulelike nematocyst is contained within the outer cnidoblast, which is fixed in the epidermis by a slender stalk connecting with the mesoglea. Projecting at one point on the outer surface of the cnidoblast is the triggerlike ...
Wolfgang Bücherl, Eleanor E. Buckley, 2013
8
The Biology of nematocysts - Pagina 158
Longitudinal section of a cnidoblast fixed during formation of the capsule. Potassium antimonate was included with the fixative to localize calcium. Electron- dense precipitate in Golgi cisternae (g) and within the capsule (c) is caused by the ...
David A. Hessinger, Howard M. Lenhoff, Loma Linda University. Dept. of Physiology and Pharmacology, 1988
9
Progress in Invertebrate Zoology - Pagina 136
Each cnidoblast contains within itself sensory, excitor and effector elements. The capsule wall remains normally under tension and the contraction of the cnidoblast forces open the operculum. This leads to the eversion of the tube (vide infra).
10
The biology of hydra: and of some other coelenterates, 1961
I do not think that the hydra cnidoblast is active in the process. FULTON: What do you find in the gastrovascular cavity? Are these nematocysts or cnidoblasts? BURNETT: In the worm the nematocyst is naked, as I understand it. In the hydra the ...
Howard M. Lenhoff, William Farnsworth Loomis, 1961
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «CNIDOBLAST»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
cnidoblast w wiadomościach.
شواطئ غزة تتعرض لغزو بحري !
وأوضح أن القنديل لديه سم يدعى ( cnidoblast ) من اجل الدفاع والتغذية وعند ملامسة القنديل من جسم غريب تنشط فيه الخلايا اللاسعة وتخرج بسرعة على شكل خيوط مخاطية. «الرسالة, Lip 12»
10 Binatang Paling Mematikan Di Dunia
Suatu kapsul (nematocyst) dalam alat bisa (cnidoblast) terdiri dari struktur pemicu dan penyengat. Saat korban bersentuhan dengan tentakel, ratusan hingga ... «Sidomi News, Gru 11»
Lingering over lingerie?
... as in cnida, cnidoblast, cnidophore; (4) silent “h”, as in hour, honour, honest, herb (the last only in American English); (5) silent “l”, as in palm, psalm, salmon, ... «Malaysia Star, Wrz 10»
