ANT 3520 Study Guide - Midterm Guide: Sphenoid Bone, Scapula, Occipital Lobe
12 Jul 2016
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Document Summary
There are a total of 203 bones in the human body. The skull: composed of the cranium and the mandible, cranium: Mandible: axial bones- bones that cover the organs and are found on the torso/center of the body. Rib cage- composed of 12 pairs of ribs and the sternum- 25 separate bones. Ribs have one flat end and one rounded end. Upper 7 ribs attach to the sternum. Ribs 8 and 9 are joined to the sternum by cartilage. 10-12 are free , i. e. they don"t attach to other ribs and aren"t attached to the sternum. Vertebra- provide support for bipedalism, protect the spinal cord. Average of 33 spinal vertebrae in humans (variation of 32-34) 4-5 sacral (makes up the junction between the vertebral column and pelvic bones) Appendicular bones- used for movement and motor functions: six primary regions: Pectoral girdle- formed from the left and right clavicle, and scapula.
