Health Sciences 2300A/B Chapter Notes - Chapter 7: Nasal Septum, Facial Skeleton, Zygomatic Arch

• School: Western University
• Department: Health Sciences
• Course: Health Sciences 2300A/B
• Professor: Christopher William James Melling

Document Summary

Divisions of the skeletal system: musculoskeletal system: bones, muscles and joints, axial and appendicular skeleton, axial bones lie along the longitudinal axis of the body. 3: temporal bones, temporal and temple= time, grey hair in area. 4: temporomandibular joint: mandibular fossa, articular tubercle and mandible, auditory ausicles, malleus, incus, stapes, occipital bone, forms most of the posterior and inferior portions of the cranium. 5: sphenoid bone, keystone of the cranial floor because it articulates with a lot of the other cranial bones, holding them together, forms part of the orbit. 8: nasal bones: paired, form bridge of the nose, lacrimal bones: paired, smallest bones of the face. 10: made of the vomer, ethmoid bone and cartilage, orbits, 7 bones of the skull join to form each eye socket: frontal, sphenoid, ethmoid from the cranial and palatine, zygomatic lacrimal and maxilla from the facial, foramina. 12: fontanels, connective tissue in infants between incompletely developed cranial bones, (cid:862)soft spots(cid:863)