part of part of has part has part existence starts during existence ends during fully formed stage embryo stage limb limb segment A major subdivision of a mature or developing limb, including both skeletal elements (or the mesenchyme that gives rise to the skeletal elements) and associated tissues, such as muscle, connective tissue, integument. Examples: autopod region, zeugopod region, stylopod region, metapodial region, arm region. Excludes the limb girdles. FMA has both limb segment and free limb segment, the former includes the girdles. Note that MA uses the term more generally and includes A,S,Z,S+Z(arm/leg), whereas FMA is just A,S,Z FMA:241863 MA:0002889 TODO - align this with the CARO2 class 'appendage segment'; note the FMA class does not appear to require repetition UBERON:0002529 UMLS:C1268195 extremity part free limb segment limb region region of limb segment of limb subdivision of limb uberon paired limb/fin segment subdivision of organism along appendicular axis skeletal muscle organ