ANAT 3010 Lecture 4: ANAT 3010 - Lecture 4
21 Feb 2020
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Anat 3010 lecture 4 january 15, 2020 axial and appendicular skeleton. Anatomical orientation: person stands erect, palms face anteriorly, thumbs pointed away from the body, toes point forward. Axial and appendicular skeleton: axial (refers to main axis of the body), skull, vertebral column, thoracic cage, appendicular (refers to appendages, i. e. , limbs), pectoral (shoulder) girdle, upper limb, pelvic girdle, lower limb. Axial refers the central axis down the middle of the body. Axial skeleton: skull: entire skeleton of the head and face, including the mandible, mandible is the only movable bone in the skull, skull without mandible is called cranium it houses the brain. Ossicles, malus, stapes are also movable bones in the skull. All other bones are held together by sutures and cannot move: sutures: coronal, sagittal and lambdoid, points: bregma and lambda ( ) We have one frontal bone but two parietal bones. The frontal bone forms a part of the skull.
