Connective Tissue Flashcards
Connective tissue cells have a common __________ origin.
Embryonic
Mesoderm forms __________ cells
Mesenchymal
What 4 things do undifferentiated mesenchymal stem cells specialize and become?
Fibroblasts
Tenoblast
Chondroblast
Osteoblast
Fibroblast
Fibrocyte ligament
Tenoblast
Tenocyte tendon
Chondroblast
Chondrocyte cartilage
Osteoblast
Osteocyte bone
-blast
More metabolically active; CREATE Extracellular matrix
-cyte
Mature cell that MAINTAINS Extracellular matrix
Connective Tissue is made up of ______ + ____________ ______
Cells (**-blast or **-cyte) + Extracellular matrix (ECM)
What does the Extracellular Matrix (ECM) do?
Plays important role; determines tissue function
What are the 2 types of ECM?
Fibrillar
Interfibrillar
Fibrillar
Structural proteins
Interfibrillar
Gel-like ground substance
Fibrillar component: all connective tissues contain ________ _______.
Protein fibers
Name the 3 types of protein fibers
Collagen
Elastic
Reticular
Collagen (3 characteristics)
Made from collagen in tri-helical structure
Well organized
Resists tensile loads (very little stretch)