Osteology Flashcards
What are the four basic tissues of the human body
Epithelial,muscle,neural,and connective tissue
What is osteology?
The study of bone
What are the three primary cell types of bone
Osteoblasts, osteoclasts and osteocytes
What is the function of each type of bone cell?
Osteoblasts-form bone
Osteoclasts-remodel bone
Osteocytes-maintain or nurture bone
What are the bone cells embedded in?
An amorphous matrix consisting of ground substance, protein fibers, and various minerals
What is the primary constituent of the ground substance?
Gylcoaminoglycans (GAGs)
What types of glycoamnioglycans are predominate in bone?
Chondroitin sulfates,keratin sulfates, and hyaluronic acid
What is the principal type of the bone mineral?
Collagen type 1
What are the primary constituents of the bone mineral?
Hydroxyapatite
Bone is also the repository for what additional ions?
Sodium,magnesium,fluoride,lead,strontium,and radium
What is Wolff’s Law as it pertains to bone?
Living tissue will respond to stressors such as anxiety, tension, or pressure; bone is formed or absorbed in response to these same stressors.
What three responses of living bone were stressed in class?
The ability to heal
To remodel under stressors such as anxiety, tension, or pressure
To age
