BIO210Y5 Chapter Notes - Chapter 5: Nasal Concha, Ossicles, Occipital Bone
Document Summary
Sphenoid: butterfly looking; covers base of brain, near temporal. Ethmoid: another brain case bone, behind nasal, inside orbital. Lacrimal: ridge around upper nose, tear duct. Vomer: roof of mouth to base of brain (thin and narrow) Hyoid: support for larynx, aid in speech. Coronoid process: allows you to open and close jaw anterior. Condylar process: allows you to open and close jaw posterior. Mandibular angle: l shape at the bottom. Vertebrosternal ribs 1-7 (sternum w individual cartilage) true. Vertebrochondral ribs 8-10 (sternum w shared cartilage) Vertebral ribs 11-12 (no sternum connection) false. Occipital bone + vertebral column (c1 atlas, c2 axis) (ball and socket movement) (t1-t12) thoracic curve (l1-l5) lumbar curve. Crest: points of sacrum (medial and lateral) A (a) clavicle: small key (b) scapula: shoulder blade. Acromion: shoulder bone, end of scapula, golf club end, posterior. Coracoid: point between sa and acromion, anterior. = glenohumeral ligaments: between glenoid cavity and humerus.
