collateral ligaments

(redirected from ligamentum collateralia articulationes interphalangeae pedis)

col·lat·er·al lig·a·ments

[TA]
one of a pair of ligaments occurring on the medial or lateral sides of hinge joints that typically serve a major role in uniting the articulating bones and establish the radius of movement for the joint. Terminologia Anatomica recognizes the following collateral ligaments (ligamentum/a collaterale/ia): radial and ulnar collateral ligaments of elbow joint [TA] (ligamentum collaterale radiale articulationis cubiti [TA] and ligamentum collaterale ulnare articulationis cubiti [TA]); radial and ulnar collateral ligaments of wrist joint [TA] (ligamentum collaterale carpi radiale [TA] and ligamentum collaterale carpi ulnare [TA]); collateral ligaments of the metacarpal joints (ligamenta collateralia articulationes metacarpolphalangeae [TA]); collateral ligaments of interphalangeal joints of hand (ligamenta collateralia articulationes interphalangeae manus [TA]); fibular collateral ligament (of knee joint) [TA] (ligamentum collaterale fibulare [TA]); tibial collateral ligament (of knee joint) (ligamentum collaterale tibiale [TA]); lateral ligament of ankle joint [TA] (ligamentum collaterale laterale articulationis talocruralis [TA]); medial ligament of ankle joint [TA] (ligamentum collaterale mediale articulationis talocruralis [TA]); collateral ligaments of the metatarsal joints (ligamenta collateralia articulationes metatarsolphalangeae [TA]); collateral ligaments of interphalangeal joints of foot (ligamenta collateralia articulationes interphalangeae pedis [TA]).
Synonym(s): ligamentum collaterale [TA]

collateral

1. secondary or accessory; not direct or immediate.
2. a side branch, as of a blood vessel or nerve.
3. security for a loan.

collateral circulation
see collateral vessel.
collateral fissure
a longitudinal fissure of the cerebral hemisphere between the fusiform and parahippocampal gyri. Called also collateral sulcus.
collateral ligaments
collateral recruitment
the utilization of many small arterial-capillary units in pulmonary tissue during exercise and increased cardiac output, for increased exchange of gases.
collateral relationship
where two individuals have a common ancestor.
collateral sulcus
see collateral fissure.
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