Major type of collagen in basement membrane:: (A) Type I, (B) Type II, (C) Type III, (D) Type IV
Answer is D. Ans. D. Type IVKey points distribution of collagenType of collagen present in the noncartilaginous connective tissue, like bone, tendon: Type IType of collagen present in the Cartilage: Type IIType of collagen present in the vitreous humour: Type IIType of collagen present in the basement membrane: Mainly Type IV (rarely Type XIX)Type of collagen present in the dermal epidermal junction: Type VIIType of collagen present in the extensible connective tissue like skin, lung, vascular system: Type IIIType of collagen present in the hypertrophic cartilage: Type XType of collagen present in the skin hemidesmosomes: Type XVIIType of collagen present in the rhabdomyosarcoma cell: Type XIXType of collagen present in the brain: Type XXVType of collagen present in the testis and ovary: Type XXVI