Cartilage and Bone Connective Tissue Flashcards
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Does the skeletal system consist of living or dead tissue?
Living
The skeletal is is an _______ system.
Organ
What are the components of the skeletal system?
Bones, cartilage, ligaments and other supportive connective tissue.
Bones serve as a major storage source of __________ and __________.
Calcium and phosphate
What is cartilage?
Semi-rigid connective tissue
Cartilage is _________ flexible and resilient than bone.
More
What are chondroblasts?
Immature cells that begin to produce Extracellular Matrix
What are chondrocytes?
Mature cells in cartilage that repair the EM over time.
What is lucunae?
A small space or cavity surrounding a bone or cartilage cell
Mature cartilage is _________.
Avascular
What are the three major functions of cartilage?
- Support of soft tissue
- Articulations
- The “rough draft” of bones in the embryo
What process forms the long bones of the limbs?
Endochondral Ossification
What are the three types of cartilage?
- Hyaline
- Fibrocartilage
- Elastic
Where can you find hyaline cartilage?
Covering the ends of bones, joints.
Where can you find fibrocartilage? What is it’s function?
Between the vertabre, knees. For shock absorption.
Where can you find elastic cartilage?
Ears, epiglottis
Which is harder to break, bone or cartilage?
Cartilage
What are the mature resident cells in cartilage? What is the name of the resident cell during development? What is it’s job during development?
Chondrocytes. Chondroblasts. Making EM.
What are chondrocytes surrounded by?
Lucunae
What is the most abundant type of cartilage?
Hyaline cartilage
What is the dense connective tissue surrounding hyaline cartilage?
Perichondrium
The Extracellular matrix of hyaline cartilage is ___________ with _____ visible protein fibers.
Translucent; no
What type of cartilage is found in the pubic symphisis?
Fibrocartilage
Fibrocartilage has ________ collagen fibers in it’s EM.
Thick
Is fibrocartilage surrounded by perichondrium?
No
Highly branched elastic fibers are found in what type of cartilage?
Elastic cartilage