Embryological origin of connective tissue
Mesoderm
Most abundant protein in the body, with 28 types identified
Collagen
Type of collagen that composes reticular fibers
Type III
Fibril forming collagens
I, II, III, V, XI
Sheet forming collagen
IV
Linking/anchoring collagen
VII, IX, XII, XIV
Syndrome characterized by hyperelastic skin, loose joints, and easily damaged blood vessels; collagen production is disrupted by genetic mutations
Ehiers Danlos syndrome
Principal fiber producing cell
Fibroblast
Metachormatic cells present in allergic reactions
Mast cells