Spicules definition medical

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Webnoun spicules Any of the short-lived, bright, dense gas jets continuously spurting up through the chromosphere of the sun: thought to be extensions of the photosphere's granules. Webster's New World Similar definitions A small spike; … WebSep 28, 2016 · The exoskeleton of sponges (so, the parts that you see) are composed of a mixture of spongin and/or spicules. Spongin is a modified type of collagen protein, and forms the "fibers" or "mortar" that hold spicules together. Generally, species are identified based on the presence or absence of spongin in a sample.

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Webn. pl. spic·ules also spic·u·lae (-yə-lē) 1. A small needlelike structure or part, such as one of the silicate or calcium carbonate processes supporting the soft tissue of certain … WebDefinition Example Reminder Resource . Audience . This Risk Adjustment 101 program is designed for individuals who are either new to the risk adjustment process or desire a … dracaena jcc

Spicules - definition of spicules by The Free Dictionary

WebSpicules are structural elements found in most sponges.The meshing of many spicules serves as the sponge's skeleton and thus it provides structural support and potentially defense against predators.. Sponge spicules are made of calcium carbonate or silica.Large spicules visible to the naked eye are referred to as megascleres, while smaller, … WebSpiculesare any of various small needle-like anatomical structures occurring in organisms Spiculemay also refer to: Spicule (sponge), small skeletal elements of sea sponges Spicule (nematode), reproductive structures found in male nematodes (roundworms) Spicule (solar physics), jets of solar material from the Sun WebJun 22, 2024 · Spicules are transient, forming and collapsing over the course of just five to 10 minutes. These tenuous structures are also difficult to study from Earth, where the atmosphere often blurs our telescopes’ vision. dracaena jenny craig

Spicule - definition of spicule by The Free Dictionary

What are bone marrow spicules? – Promisekit.org

WebSpicule. (1) In certain invertebrates a skeletal element consisting of calcium carbonate or, less commonly, silica (silicon dioxide). Spicules occur in sponges (in the form of one-, three-, four-, and many-rayed needles), octocorallians, aplacophorans, mollusks, holothurians and other echinoderms (in the form of small wheels, anchors, or ... WebMar 5, 2024 · A sponge endoskeleton consists of short, sharp rods called spicules (see Figure below). Spicules are made of silica, calcium carbonate, or spongin, a tough protein. They grow from specialized cells in the body of the sponge. Sponge Anatomy. A sponge lacks tissues and organs, but it has several types of specialized cells. radio fiji one live streamingWeb…minute, spinelike, hard bodies (spicules), or both (aplacophoran level). The chitons (class Polyplacophora) develop a series of eight articulating plates or valves often surrounded by a girdle of cuticle with spicules; in all other mollusks, the mantle secretes an initially homogeneous shell. The mantle and shell are laterally compressed… radio five live djs

"Webspiculose: [adjective] having or full of spicules : spiculiferous. " - Spicules definition medical

Spicules definition medical

Spiculated - definition of spiculated by The Free Dictionary

Webspic·ule ( spik'yūl ), 1. A small needle-shaped body. 2. Accessory reproductive structure in male nematodes; useful in identification of species. [L. spiculum, dim. of spica, or spicum, … Webspicules (spik -yoolz) Predominantly vertical narrow (1000-km diameter) jets of gas, visible (in the monochromatic light of certain strong Fraunhofer lines) beyond the Sun's limb. They ascend with velocities of up to 20–30 km s –1 from the lower chromosphere for several thousand kilometers into the inner corona and then fall back and/or fade away.

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WebSpiculated masses are characterized by lines of varying length and thickness radiating from the margins of the mass (Fig. 16-7). Unless it is the site of a previous biopsy, a spiculated margin is very suspicious for malignancy. Cancers appear spiculated because of direct invasion into adjacent tissue or because of a desmoplastic reaction in the ... WebDec 23, 2016 · Spicules of bone within the lesion are haphazardly or irregularly arranged. They are lined by a thin layer of very prominent plump osteoblasts. Occasionally these osteoblasts can be very large, have an “epithelioid” appearance, and can have very hyperchromatic nuclei ( Figure 15.3.3 ).

WebCalcareous spicules, characteristic of the Calcarea, are composed chiefly of calcium carbonate in crystalline forms; e.g., calcite, aragonite. Most calcareous spicules have one axis (monoaxon), which is usually pointed at both ends; these spicules are called oxeas. Triaxons have three rays and are called triacts;… Read More WebIn malignant lesions, spicules represent a mixture of tumor cells and fibrosis invading the normal tissue surrounding the lesion. Although a spiculated mass is thought of as a …

Webspic·ule ( spik'yūl ), 1. A small needle-shaped body. 2. Accessory reproductive structure in male nematodes; useful in identification of species. [L. spiculum, dim. of spica, or spicum, … Webspicule noun spic· ule ˈspi- (ˌ)kyül 1 : a slender pointed usually hard body especially : one of the minute calcareous or siliceous bodies that support the tissue of various invertebrates (such as sponges) 2 : a spikelike short-lived prominence appearing close to the …

Webadjective spic· u· lose : having or full of spicules : spiculiferous Word History Etymology spicule + -ose Love words? You must — there are over 200,000 words in our free online …

WebA sharp 23G/90 mm needle was used, and PDO thread with bidirectional spicules was inserted into the subcutaneous tissue. The results were evaluated by means of a global aesthetic improvement scale (GAIS) and patient satisfaction. The result showed that the serrated PDO thread with spicules is highly effective in facial rejuvenation. radio fj teziutlanWebspicule. [ spik-yool ] noun. a small or minute, slender, sharp-pointed body or part; a small, needlelike crystal, process, or the like. Zoology. one of the small, hard, calcareous or … dracaena jcWebNeedle-like bodies possessed by some male nematodes; spicules lie in pouches near the ejaculatory duct and may be inserted in the va- gina of the female worm during copulation. corticated. Possessing an outer, mamillated, albumin- ous coating, as on the eggs of Ascaris lumbricoides. cutaneous larval migrans. radio flac jazzWebTemporary parasites Feed on, then leave their hosts (ie biting insects) Accidental parasites Invade an organism other than their normal host (ie ticks) Hyeprparasitism a parasite that has parasites Vector Agents of transmission of many human parasitic diseases (can be an organism) Biological Vector radio fire bikeWeb( ˈspɪkjʊˌleɪtɪd) adj 1. (Biology) covered with spicules or needle-like 2. (Pathology) covered with spicules or needle-like 3. covered with spicules or needle-like Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014 dracaena katzenWebNov 13, 2024 · The quality of the BM smear was defined in any of the following: aspicular (without spicules), pauciaspicular (1-3 spicules), spicular (> 3 spicules), defining aspicular BM smear as non-diagnostic … radio five djsWebOct 25, 2024 · Poikilocytosis is the medical term for having abnormally shaped red blood cells (RBCs) in your blood. Abnormally shaped blood cells are called poikilocytes. Normally, a person’s RBCs (also called... radio five live podcasts