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Cartilage
Chapter 6 - A & P Lecture
| Question | Answer |
|---|---|
| what are the types of cartilage? | hyaline, fibrocartilage, elastic |
| what is the major type of cartilage | hyaline |
| what forms the matrix? | chodroblasts |
| where are chondrocytes located? | surrounded by matrix; within lacunae |
| what makes the matrix strong and resilient? | collagen & proteoglycans |
| what is the perichondrium? | double layered C.T. sheath that covers cartilage except at articulations |
| describe the inner perichondrium? | more delicate, has fewer fibers, contains chondroblasts |
| describe the outer perichondrium? | blood vessels an d nerves penetrate. no blood vessels in cartilage itself |
| what is articular cartilage? | covers bones at joints; has no perichondrium |
| what are the two ways cartilage grows? | appositional & interstitial |
| describe appositional growth? | new chondrocytes and new matrix at the periphery |
| describe interstitial growth? | chondrocytes within the tissue divide and add more matrix between the cells |