pectoral girdle(redirected from pectoral girdles)
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an encircling or confining structure.
pectoral girdle shoulder girdle.
pelvic girdle the encircling bony structure supporting the lower limbs.
shoulder girdle (thoracic girdle) the encircling bony structure supporting the upper limbs.
the incomplete bony ring, formed by the clavicles and the scapulae, which supports the upper limb, attaching its appendicular skeleton to the axial skeleton (manubrium sterni).
A bony or cartilaginous structure in vertebrates, attached to and supporting the forelimbs or anterior fins. Also called pectoral arch.
pectoral girdleThe part of the skeleton that supports the upper extremities
shoul·der gir·dle(shōl'dĕr gĭr'dĕl)
shoulder girdlethe skeletal support for the anterior limbs of vertebrates that transmits the power from the limbs to the body and also serves to protect and support the organs in the thorax. Normally it is a U-shaped structure and is attached to the vertebrae by muscles.
1. of or pertaining to the chest.
2. relieving disorders of the respiratory tract, as an expectorant.
in birds is the three pairs of bones that support the wings: the furculae (fused clavicles), coracoids and scapulae. In mammals the coracoids and clavicles are often reduced, making the girdle incomplete.
extrinsic muscles of the forelimb arising from the brisket (ventral chest). See also Table 13. Outbreaks of defective development of these muscles are recorded in cattle.
a meat hygiene term for the lesions found in turkey and meat chicken breasts causing rejection of the meat. Called also green muscle disease.