Skeletal System: Vocabulary and Appendicular Skeleton

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Transcript of Skeletal System: Vocabulary and Appendicular Skeleton

  • Slide 1
  • Skeletal System: Vocabulary and Appendicular Skeleton
  • Slide 2
  • Language of the bones 1.Process- projection Example: mastoid process and styloid process 2.Articulation- joint Ex: Temporalmandibular joint (TMJ) http://www.youtube.com/watch?v=JMOrT10iEdc http://www.youtube.com/watch?v=JMOrT10iEdc 3.Fossa- depression of a bone Ex: Anterior Cranial Fossa 4.Sinus- cavity in the bone Ex: Sphenoid and ethmoid sinuses
  • Slide 3
  • Language of the bones Continued 5. Forman- hole in the bone Ex: Forman magnum 6. Meatus- tubular structure in a bone Ex: External Auditory Meatus (Ear hole) 7. Condyles- large smooth curved surfaces forms joint with another bone --Ex: Medial epicondyl 8.Tubercles- Warty outgrowth allows tendons to attach Ex: greater tubercle
  • Slide 4
  • Identify the terms we just learned below 1-7 Humerus Cross section of the skull Lateral View
  • Slide 5
  • 2 girdles A girdle is a collection of bones that attach to the axial skeleton 1. Upper Extremity or Pectoral Girdle: consists of the clavicle and scapula Connects at the sternoclavicular joint (clavicle and menubrium) 2. Lower Extremity or Pelvic Girdle: consists of illium (hip), ischium (butt), and the pubic bone Joins to make the acetabulum
  • Slide 6
  • Pectoral Girdle Attaches to the upper extremities to the axial skeleton Humerus Radius Ulna Carpals Metacarpals Phalanges
  • Slide 7
  • Pelvic Girdle Attaches the lower extremities to the axial skeleton
  • Slide 8
  • Pelvic Girdle Lower extremities include: Femur Patella Tibia Fibula Tarsals Metatarsals Phalanges