costa

costa
1. [TA] [I–XII]. SYN: rib [I–XII]. 2. A rodlike internal supporting organelle that runs along the base of the undulating membrane of certain flagellate parasites such as Trichomonas. SYN: basal rod. [L.]
- c. cervicalis [TA] SYN: cervical rib.
- costae fluctuantes [XI–XII] SYN: floating ribs [XI–XII], under rib [I–XII].
- costae fluitantes SYN: floating ribs [XI–XII], under rib [I–XII].
- c. lumbalis [TA]
- c. prima [I] [TA] SYN: first rib [I].
- costae spuriae [VII–XII] [TA] SYN: false ribs, under rib [I–XII].
- costae verae [I–VII] [TA] SYN: true ribs [I–VII], under rib [I–XII].

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cos·ta 'käs-tə n, pl cos·tae -(.)tē, -.tī RIB

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cos·ta (kosґtə) gen. and pl. cosґtae [L. “rib”] 1. [TA] rib: one of the elastic arches of bone, found in pairs with twelve on either side (costa I – costa XII), extending from the thoracic vertebrae toward the median line on the anterior aspect of the trunk; they form the major part of the thoracic skeleton. The upper seven (I–VII) are called costae verae (true ribs) and are connected anteriorly with the sternum; the lower five (VIII–XII) are called costae spuriae (false ribs) and are not connected directly with the sternum. 2. the bony part of a rib. 3. a rodlike structure extending along the base of the undulating membrane in certain flagellate protozoa, such as trichomonads.

Costae (ribs), subdivided into the true (costae verae) and false ribs (costae spuriae); of the latter, the bottom two are also known as floating ribs (costae fluctuantes).


Medical dictionary. 2011.

Look at other dictionaries:

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  • Costa — may refer to: Costa (surname), including origin of the name and people sharing the surname Costa, scientific term, from Latin costa rib (plural costae) In botany, the central strand of a bryophyte leaf or thallus In entomology, the leading edge… …   Wikipedia

  • Costa! — Dutch DVD cover of Costa! Directed by Johan Nijenhuis Produced by San Fu Maltha Johan Nijenhuis …   Wikipedia

  • Costa — oder Da Costa (lat., span., port., ital. für Küste) bezeichnet folgende geographische Objekte: ein Ort auf Korsika/Frankreich, siehe Costa (Haute Corse) ein Ort in Peru, siehe Costa (Peru) ein Suco im Subdistrikt Pante Macassar/Osttimor, siehe… …   Deutsch Wikipedia

  • costa — sustantivo femenino 1. Área: geografía Extensión de tierra que está en contacto con el mar o cerca de él: La costa mediterránea tiene grandes atractivos turísticos. Los pueblos de la costa tienen un clima suave por el efecto del mar. costa brava… …   Diccionario Salamanca de la Lengua Española

  • costa — costá vb., ind. prez. 3 sg. şi pl. cóstă Trimis de siveco, 10.08.2004. Sursa: Dicţionar ortografic  A COSTÁ pers. 3 cóstă 1. intranz. 1) A avea un anumit cost; a reprezenta o anumită valoare (bănească); a valora; a face; a preţui. 2) A avea un… …   Dicționar Român

  • costa — 1. Además de significar ‘orilla del mar’, este sustantivo femenino se usa en plural con el significado de ‘gastos ocasionados por un proceso judicial’: «El condenado [...] permanecerá un año en prisión y deberá pagar las costas judiciales» (País… …   Diccionario panhispánico de dudas

  • COSTA — (Mendes da Costa), Anglo Jewish Sephardi family, prominent in the 17th and 18th centuries. The founder was ALVARO (JACOB) DA COSTA (d. 1680), born a Marrano in Portugal, who escaped via Rouen to London. He was one of the prominent Anglo Jewish… …   Encyclopedia of Judaism

  • costa — Sp. costa coast, from same Latin source as English COAST (Cf. coast) (n.). Used in Britain from 1960s in jocular formations (costa geriatrica, costa del crime, etc.) in imitation of the names of Spanish tourist destinations …   Etymology dictionary

  • costa — s. f. 1. Parte da terra firme que emerge do mar ou por ele é banhada. = BEIRA MAR, LITORAL, PRAIA 2.  [Por extensão] Mar próximo à costa. 3. Zona junto a uma massa de água, como rio, lago, etc. 4. Região inclinada. = ENCOSTA, LADEIRA 5. Utensílio …   Dicionário da Língua Portuguesa

  • Costa — (Аллинге,Дания) Категория отеля: Адрес: 3770 Аллинге, Дания Описание …   Каталог отелей

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