Chapter 5: Musculoskeletal System

• Bone marrow function and location?

  found within bone; produces RBC
• compact bone structure?

  hard, dense, noncancellous bone
• diaphysis?

  shaft of long bone
• endosteum?

  lines medullary cavity
• epiphysis?

  wider ends of long bone
• epiphysial plate?

  growth area of long bone
• medullary cavity?

  The central cavity within the shaft of long bones that contains bone marrow
• metaphysis?

  section of long bone between diaphysis and epiphysis
• osteoblast?


  bone-forming cell
• osteoclast?


  bone-destroying cell
• osteocyte?

  mature bone cell
• periosteum?

  fibrous membrane surrounding a bone
• axial skeleton includes what bones?

  skull, vertebral column, and thorax
• appendicular skeleton includes what bones?

  upper and lower limbs, shoulder, and pelvic girdles
• acetabulum?

  Socket of hip bone where femur articulates
• acromion?

  A part of the scapula that articulates with clavicle
• what is the calcaneus?

  heel bone
• carpal bones?


  eight bones of the wrist
• fibula?


  small lateral bone of lower leg
• ilium?

  large broad part of hip bone
• ischium?

  rearmost part of hip bone
• pubis?

  anterior lower section of hip bone
• hyoid?

  U-shaped bone that support tongue
• lamina?

  posterior section of vertebral arch
• metacarpal bones?

  five bones of hand between wrist and fingers
• metatarsal bones?

  five bones between ankles and toes
• tarsal bones?

  seven bones of the ankle
• cervical vertebrae (C1-C7)?

  Seven bones in the neck; allows of a range of head motions
• thoracic vertebrae (T1-T12)?

  Midspine bones; control muscles that help you breathe
• lumbar vertebrae (L1-L5)?

  lower back bones; allow for controlled mvmt of muscles
• sacrum?

  triangular bone of five fused vertebrae
• coccyx?

  tailbone
• xiphoid process?

  lower section of sternum
• articulation?

  site where bones come together
• bursa?

  fluid-filled fibrous sac within some joints
• cartilage?

  connective tissue attaches to bone in many joints
• synovial joint?

  joint that moves freely and contains synovial fluid in its cavity
• intervertebral disc?

  mass of fibrocartilage between adj. vertebrae
• ligament?

  strong connective tissue that connects bones or cartilage at a joint
• this type of suture is found in the skull, what does it do?

  immovable fibrous joint found joining the skull bones