pectoral girdle In humans, the bony arch by which the arms are attached to the rest of the skeleton; composed of the clavicle and scapula. PICTURE ...
The pectoral girdle consists of the clavicle (collar bone) and scapula (shoulder blade). The humerus is joined to the pectoral girdle at a joint and is held in place by muscles and ligaments.
Bones of upper limbs Pectoral girdle, clavicle
conoid tubercle - trapezoid line - costal tuberosity - subclavian groove
Scapula ...
Testosterone stimulates growth of cartilage in thorax, pectoral girdle → shoulders expand
Oestrogen stimulates growth of cartilage in pelvic → hips expand
The Role Of Hormones In Controlling Early Growth ...
shoulder blade or dorsal part of pectoral girdle
Source: Noland, George B. 1983. General Biology, 11th Edition. St. Louis, MO. C. V. Mosby
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pectoral Of or pertaining to the breast or chest; to the pectoral girdle; or to a pair of horny shields of the plastron of certain turtles.
 See also: Skeleton, Organ, Muscle, Tissue, Human
  
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