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b&s tissue
ch. 6
Question | Answer |
---|---|
which bone tissue is adapted to support weight and withstand tension stress | compact bone |
yellow bone marrow contains a large percentage of what | fat |
the cell responsible for secreting the matrix of bone is | osteoblast |
what kind of tissue is the forerunner of long bones in the embryo | hylaine cartilage |
what can a deficiency of growth hormone during bone formation cause | decreased proliferation of the epihyseal plate cartilage |
a fracture in the shaft of the bone would be a break in the | diaphysis |
the term diploe means | internal layers of spongy bone in flat bones |
a bone marking name that indicates a projection that helps form joints | ramus |
factors in preventing or delaying osteoporosis include | drinking fluoridated water |
ossification of the ends of long bones | is produced by secondary ossification centers |
the structure that allows the diaphysis to increase in length until early childhood as well as shaping the articular sufaces | epiphyseal plate |
the most abundant skeletal cartilage is | hyaline |
what is the structural unit of compact bone | the osteon |
the bones are covered by a protective layer called | periosteum |
the inner layer of the bone consists of | osteoblasts and osteoclasts |
the periosteum is secured to the underlying bone by dense connective tissue called | perforating fibers (sharpys) |
the canal that runs through the core of each osteon is the site of | blood vessels and nerve fibers |
what are the small spaces in bone tissue that are holes in which osteocytes live called | lacunae |
the process of bones increasing in width is known as | appositional growth |
which cells accomplish the process of resorption | osteoclast |
which hormone increases osteoclast activity to release more calcium ions into the bloodstream | parathyroid hormone |
wolff's law is concerned with | the thickness and shape of a bone dependent on stresses placed upon it |
Cranial bones develop | within fibrous membranes |
what gland produces hormones that tend to decrease blood calcium levels | thyroid |
osteomyelitis is | due to pus forming bacteria |
What is appositional growth | the secretion of new matrix aganist the external face of existing cartilage |
in the epiphyseal plate cartilage grows | by pushing the epiphysis away from the diaphysis |
spongy bones are made up of a framework called | trabeculae |
osteogenesis is the process of | bone formation |
lengthwise long bone growth during infancy and youth is exclusivly through | interstitial growth of the epiphyseal plates |
what hormone is important for bone growth during infancy and childhood | growth hormone |
elevated levels of sex hormones cause | the epiphseal plate of the long bones of children to close to early |
normal bone formation and growth are dependent on the adequate intake of | calcium, phosphate, and vitamin D |
ostealgia is | pain in the bone |