intercostal muscle
The respiratory muscles that arise from the lower border of one rib and insert into the upper border of the adjoining rib. [ http://www.informatics.jax.org/accession/csmith http://id.nlm.nih.gov/mesh/A02.633.567.900.500 ]
Term info
intercostal muscle
- musculus intercostalis
uberon_slim, efo_slim, pheno_slim
http://upload.wikimedia.org/wikipedia/commons/f/f2/Gray411.png
uberon
rib muscle, respiratory muscle, intercostales
Inspiration by active expansion of the thorax evolved later, in the ancestor of reptiles, birds, and mammals. This was powered originally by the intercostal muscles (as in lizards or crocodilians) and later (in mammals only) by a muscular diaphragm.[well established][VHOG]
UBERON:0001111
Term relations
- anatomical structure
- part of some chest
- part of some thoracic segment of trunk
- part of some musculature
- part of some anatomical system
- part of some trunk