Skeletal System Review
Describe the person at the highest risk for osteoporosis. Post-menopausal female
What is a foramen? A hole in an individual bone Where can you find the largest foramen in the body? – Coxal bone (obturator foramen)
Name 2 differences between a male and female pelvis: Ilium is more flared Pubic arch has a greater angle Pelvic outlet is wider Sacrum and coccyx is more straight
Name 3 inorganic salts stored in bone: Calcium Phosphate Magnesium Sodium Potassium
What are the longitudinal microscopic passageways within the bone for blood vessels and nerves called? Osteonic canal
What is the technical name for a bone cell? Osteocyte
Name the 5 classifications of bones based upon shape: Short Long Flat Irregular Sesamoid
What is the function of red bone marrow? Produces red blood cells
Name 2 differences in the function and anatomy of compact and spongy bone: Compact bone: support, very dense Spongy: make bone lighter, porous (holely)
What is the empty space in the center of a long bone called? Medullary cavity Why is it there? – To hold marrow
What do we call the soft spots on a baby’s head? Fontanels Why are they there? – Bones have not completed ossifying