Lina Sudanses local Derma Telegram

Answer

Permenant portion of hair follicles A.dermal paplla B.stem cell C.placod D.Oral root sheath

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IgG is the only antibody class that significantly crosses the human placenta

Explanation

IgG

Answer

Immunoglobulin that can cross the placenta: A. IgM B. IgG C. IgA D. IgE

■1417 Local derma part 1 2022

The extracellular matrix of granulation tissue is created and modified by fibroblasts. Initially, it consists of a network of type-III collagen, a weaker form of the structural protein that can be produced rapidly. This is later replaced by the stronger, long-stranded type-I collagen, as evidenced in scar tissue

Explanation

Collagen 3

Answer

Collagen that found initially in the granulation tissue: A. Collagen 1 B. Collagen 2 C. Collagen 3 D. Collagen 4

■1416 Local derma part 1 2022

▪︎Collagen type I is the principal component of the ECM in both fetal and adult skin. However, the fetal skin contains a higher ratio of collagen type III to collagen type I than adult skin

¤ Type III collagen makes up approximately 10% of dermal collagen, it being called also fetal collagen because it is noted first in embryonic dermis ¤Collagen type I is the principal component of the ECM in both fetal and adult skin

Explanation

Collagen 1

Answer