Flashcards in Bone and cartilage 1- addition to mind map Deck (12)
What are the 4 types of collagen?
-Type I- most abundant , widely distributed
-Type II- Hyaline and elastic cartilage -fibres thinner than type 1
-Type III- Reticular fibres
-Type IV- Found in the basal lamina. Does not form fibrils
What 3 things make up the composition of the basement membrane?
1. glycosaminoglycans (GAGS)
2. Type IV cologne
What is a link protein?
Stabilises the interaction of each proteoglycan with hyaluronan
What 3 parts are connective tissue divided into?
1. Soft connective tissue(tendons,ligamnets)
2.Hard connective tissue :bone cartilage
3. Blood and lymph: special form of connective tissue
What are the 4 resident cells of connective tissue?
What is mesenchyme?
Primitive connective tissue of the embryo
Where is the mesoderm derived from?
Mostly the mesoderm , although the neural crest also contributes to mesenchyme in some areas
What does mesenchyme consist of?
-stellate or fusiform cells
-some reticular fibres
Where is hyaline cartilage found in the body?
-epiphyseal growth plates
-precursor in fetus to many bones
Where is elastic cartilage found in the body?
-pinna of the ear
Where can fibrocartilage be found in the body?
-tendon inserts bone