Bone Types Flashcards
Bone functions
Support Protection Movement Blood cell production Storage and mineral homeostasis
3 types of cartilage
Hyaline
Fibrocartilage
Elastic cartilage
Does cartilage have a blood supply?
No
Is cartilage innervated?
No
What cells are cartilage made from?
Chrondoblasts
Chondrocytes
What surrounds cartilage?
Perichondrium
Where is hyaline cartilage found?
Ribs
Nose
Trachea
Articular surfaces of long bones
Where is fibrocartilage found?
Intervertebral discs
Joint capsules
Ligaments
Where is elastic cartilage found?
External ear (pinnae)
Epiglottis
Larynx
What are osteocytes?
Mature bone cells
What are osteoclasts?
Cells that break down bone matrix
What are osteoblasts?
Bone forming cells
What is osteoid?
Unmineralized bone matrix
What are hydroxyapites?
Mineral salts responsible for bone hardness and resistance to compression
What type of bone is the humerus?
Long bone