ANHB1101 Lecture 2: Bones and Joints
5 Sep 2018
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Document Summary
Pectoral (shoulder) girdles: clavicle and scapula. Pelvic (hip) girdle: 2 coxal bones. Each is formed by fusion of ilium, ishium and pubis. Long greater in length than width: clavicle, humerus, ulna, radius, metacarpals, phalanges, femur, fibula, tibia, metatarsals. Short nearly equal in length and width (cube shaped: carpals, tarsals. Flat large thin areas for muscle attachment (provide protection: scapula, cranium formed by cranial bones fusing; Frontal forehead + anterior part of cranial floor. Parietal largest portion of sides and roof of cranium. Occipital posterior and base: face made up of facial bones fusing; Irregular complex in shape: cranium formed by cranial bones fusing; Temporal inferior lateral aspect + part of cranial floor. Ethmoid in the anterior cranial floor. Sponge-like in appearance: face made up of facial bones fusing; Only moveable skull bone (aside from ear bones) Sacrum triangular bone formed by fusion of sacral vertebrae. Articulates with apex of sacrum: hyoid bone, auditory ossicles.
