Osteology Study Questions Flashcards
What are the four basic tissues of the human body?
1) epithelial
2) muscle
3) neural
4) connective tissue
What is osteology?
The study of bone
What are the three primary cell types of bone?
1) osteoblasts
2) osteocytes
3) osteoclasts
What is the function of each type of bone cell?
Osteoblast–form bone
Osteocytes-maintain or mature bone
Osteoclasts–remodel bone
What are the bone cells embedded in?
An amorphous matrix consisting of:
1) ground substance
2) protein fibers
3) various minerals
What is the primary constituent of the ground substance?
Glycosaminoglycans
What types of GAGs predominate in bone?
1) chondroitan sulfate
2) keratin sulfate
3) Hyaluronic acid
What is the principal type of protein fiber in bone?
Collagen type I
What is the most frequently described deposit in bone?
Hydroxyapatite
Bone is also the repository for what additional ions?
1) sodium
2) magnesium
3) fluoride
4) lead
5) strontium and radium
What is Wolff’s law as it pertains to bone?
Living tissue will respond to stressors and bone is formed or absorbed in response to various stressors
What three responses of “living” bone were stressed in this class?
It has the ability to:
1`) heal/repair
2) remodel under stressors
3) age
