Which molecules are parts of the bone matrix? (select all that apply)
a. Collagen fibers
b. Elastin fibers
c. Proteoglycans
d. Glycoproteins
e. Epithelial cells
ANS: A, C, D
Bone matrix is composed of collagen fibers, proteoglycans, and glycoproteins.
Health Professions
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Which of the following statements concerning ventilation of a Gothic church fire is FALSE?
A) It is all right to break a few stained glass windows. B) During an offensive attack, ventilation is a must. C) It is all right to send firefighters on steep, sloped roofs, as long as they operate safely. D) Lexan covering may make it difficult to break stained glass windows.
Health Professions
What type of image receptor holder is used for occlusal radiography?
What will be an ideal response?
Health Professions