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Connective Tissue

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Questions and Answers

What is the primary function of connective tissue in the body?

To provide protection to internal structures

To produce collagen fibers

To connect and support other tissues of the body (correct)

To form bones and cartilage

What type of connective tissue provides a degree of protection to internal structures?

Bone connective tissue

Loose connective tissue (correct)

Cartilage connective tissue

Dense connective tissue

What is the primary component of dense connective tissue?

Collagen fibers (correct)

Elastin fibers

Proteoglycans

Reticulin fibers

What is the principle of the staining reaction with trichrome staining method?

Based on the molecular size of the dye and tissue permeability (C) Signup and view all the answers

What type of cells are responsible for producing collagen fibers?

Fibroblasts (B) Signup and view all the answers

What is the characteristic of the protein network formed by collagen after fixation?

Least dense network and highly porous (A) Signup and view all the answers

Which type of dye molecule will penetrate and stain all three tissue types: erythrocyte, muscle, and collagen?

Small molecule dye (C) Signup and view all the answers

What is the purpose of treating tissues with picric acid or mercuric chloride in trichrome staining?

To improve the staining of connective tissue (C) Signup and view all the answers

Why is alum haematoxylin not used as a nuclear stain in trichrome staining methods?

Due to its acidic nature (D) Signup and view all the answers

What is the characteristic of elastic fibers that allows them to react with basic dyes in certain staining methods?

They have anionic sulphonic acid derivatives (D) Signup and view all the answers