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?

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

What type of cells are responsible for producing collagen fibers?

<p>Fibroblasts (B)</p> Signup and view all the answers

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

<p>Least dense network and highly porous (A)</p> Signup and view all the answers

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

<p>Small molecule dye (C)</p> Signup and view all the answers

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

<p>To improve the staining of connective tissue (C)</p> Signup and view all the answers

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

<p>Due to its acidic nature (D)</p> 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?

<p>They have anionic sulphonic acid derivatives (D)</p> Signup and view all the answers
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