appendage

appendages

Major subdivision of an organism that protrudes from the body[DOS, CARO].

Tipo Organ
Estrutura pai organism subdivision
Nome latino appendages

Sub-estruturas

pelvic spur Muscle insect leg Organ ampullar siphon Organ ascidian ampulla Organ tunicate siphon Organ elephant trunk Organ fin Organ clavus Organ wing Organ

Perguntas frequentes

What is an anatomical appendage?
An anatomical appendage is any major bodily subdivision that extends or protrudes from the main body axis. In vertebrates, appendages include the paired limbs (arms, legs, wings, fins) and unpaired structures like the tail. In arthropods, appendages include legs, antennae, mouthparts, and wings.
What is the difference between paired and unpaired appendages?
Paired appendages occur bilaterally in symmetric positions — such as the four limbs of tetrapods or the pectoral and pelvic fins of fish. Unpaired appendages, like the tail or median fins of fish, occur along the body's midline. This distinction is fundamental in comparative anatomy.
Are the limbs of different vertebrate classes homologous appendages?
Yes. The forelimbs of tetrapods — whether a human arm, a bat wing, a whale flipper, or a bird wing — are homologous appendages sharing the same basic bone pattern (humerus, radius/ulna, carpals, metacarpals, phalanges) derived from a common ancestor, modified through evolution for different functions.

Estruturas relacionadas

mucus body coating mucous body coating mucus cocoon mucous cocoon Mullerian duct ductus paramesonephricus multi cell part structure cell part cluster multicellular anatomical structure multicellular structure multilaminar epithelium laminated epithelium multi-tissue structure multi-tissue structures multi-unit eye

Aviso médico

Este conteúdo é apenas para fins educacionais e informativos. Não se destina a substituir aconselhamento médico profissional, diagnóstico ou tratamento. Sempre busque o conselho do seu médico ou outro profissional de saúde qualificado para qualquer dúvida que você possa ter sobre uma condição médica. Nunca desconsidere o aconselhamento médico profissional ou demore a buscá-lo por causa de algo que você leu neste site.

Educational Disclaimer

This content is for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider for medical decisions.

Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.