Osteomalacia is a result of:
a. collagen breakdown in the bone matrix.
b. excessive bone resorption.
c. crowding of bone marrow by excessive bone growth.
d. inadequate bone mineralization.
ANS: D
Osteomalacia is a metabolic disease characterized by inadequate and delayed mineralization of osteoid in mature compact and spongy bone. Idiopathic osteoarthritis leads to collagen break-down. Giant cell tumors promote excessive bone resorption. Abnormal remodeling causes crowding of bone marrow.
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Fluids that are contained in our system are separated into various compartments. Which of the following accounts for the majority of our total body weight?
a. Extracellular fluid b. Intravascular fluid c. Intracellular fluid d. Interstitial fluid
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Indicate whether this statement is true or false.