HSC 3537 Lecture Notes - Lecture 15: Doctor Of Osteopathic Medicine, Hyaline Cartilage, Rheumatology
Document Summary
Musculoskeletal system: bones, muscles, and joints of the body. Bones: structural support and protection of internal organs. Joints: where bones come together/type determined by need for flexibility. Physicians associated with musculoskeletal system: orthopedist: md, rheumatologist: md, physiatrist: md, osteopathic physician: do. Ossification: replacement of cartilage with bone: cells: Osteoblast: produce immature bony tissue that replaces cartilage. Osteoclast: reabsorb or digest bone (remodels bone: osteoblasts and osteoclasts work to deposit and tear down bone throughout life, the skeleton is a source of calcium. Bone processes and depressions: processes: serve as attachments for muscles, tendons, and ligaments, depressions: openings or hollow regions help join bones or serve as passageways for nerves and/or vessels. Cranial bones and associated structures: frontal bone, parietal bone, temporal bone. Facial bones: nasal bones, lacrimal bones, maxillary bones, mandibular bones, zygomatic bones, vomer. Air cavities located in facial and cranial bone lighten the skull and warm and moisten the air as it passes into the respiratory system.