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30 Cards in this Set

  • Front
  • Back
Hyaline Cartilage
*provide flexibility and resilence
* most abundant skeletal cartilages
* found in nose, ends of movable joints, ribs,
Elastic Cartilage
Found in only two locations
*external ear
* epiglottis
Fibrocartilage
great tensile strength
Found
*menisci of the knee
* discs between vertebrae
Axial skeleton
forms long axis of the body and includes the bones of the skull, vertebral column, and rib cage.
Appendicular skeleton
consists of bones of the upper and lower limbs and the girdles (shoulder bones and hip bones)
Long bones
all bones except for patella, and the wrist and ankle bones
Short bones
wrist and ankle bones
Sesamoid bone
Patella
Flat bones
sternum, scapula, ribs, and most skull bones.
Irregular bones
vertebrae, and the hip bones
compact bone
external layer of bone
spongy bone
internal layer of bone
diaphysis
shaft of a bone.
epiphysis
the bones ends
Medullary cavity
what the compact bone surrounds
epiphyseal line
between the diaphysis and each epiphysis
epiphyseal plate
a disc of hyaline cartilage that grows during childhood to lengthen bone
Sharpy's fibers
how the periosteum is secured
Periosteum
glistening white, double layered membrane that covers the external surface of the entire bone
Endosteum
delicate connective tissue that covers the internal bone surfaces
Osteoblasts
bone forming cells "bone builders"
Osteoclasts
Bone destroyers
Diploe
the spongy bone in a flat bone, arrangement is like a stiffened sandwich
Red Marrow
typically found within the trabecular cavities of spongy bone of long bones and in the diploe of flat bones
Osteon
the structual unit of compact bone
Haversian canal
runs through the core of each osteon
Lamella
the matrix tube
Volkmann's canal
lie at right angles to the long axis of the bone and connect the blood and nerve supply of the periosteum to those in the central canal and medullary cavity
Osteocytes
spider shaped, occupy lacunae at junctions of the lamellae
Lacunae
space that the osteocytes take up