Collagen Types and Functions Quiz

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Questions and Answers

Which type of collagen is the main structural collagen found in hyaline cartilage?

  • Type IV
  • Type I
  • Type III
  • Type II (correct)

In which organs or tissues is Type III collagen prominently found?

  • Lungs and aorta
  • Endocrine glands and urinary bladder
  • Skin and bones
  • Liver, bone marrow, and lymphoid organs (correct)

What is the function of Type IV collagen in the body?

  • Forms the delicate branched supporting meshwork in lymph nodes
  • Forms the main structural collagen in tendons
  • Confers elasticity to tissues like lung and skin
  • Is an important constituent of basement membranes (correct)

Where is elastin found in large amounts in the body?

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

What is the role of reticulin fibers in the body?

<p>Support cellular organs like bone marrow and liver (A)</p> Signup and view all the answers

How many different types of collagen are there in the collagen superfamily?

<p>28 (C)</p> Signup and view all the answers

Which type of connective tissue provides strength with highly fibrous larger caliber collagen fibers and minimal ground substance?

<p>Dense irregular connective tissue (D)</p> Signup and view all the answers

What is the main function of dense regular collagenous connective tissue?

<p>Providing strength in the capsule of organs (B)</p> Signup and view all the answers

Which type of connective tissue has fiber bundles arranged in an interlacing pattern and forms the capsule of organs?

<p>Dense regular collagenous CT (D)</p> Signup and view all the answers

Where is dense irregular collagenous connective tissue mainly found in the body?

<p>Dermis of skin (B)</p> Signup and view all the answers

What cell type is mostly present in dense irregular connective tissue?

<p>Fibroblast (C)</p> Signup and view all the answers

Which type of connective tissue contains fiber bundles arranged in a parallel pattern and is restricted to tendons and ligaments?

<p>Dense regular collagenous CT (B)</p> Signup and view all the answers

Which type of connective tissue fiber is able to absorb metallic silver and stain black?

<p>Reticular fibers (A)</p> Signup and view all the answers

What is the physical character of the ground substance in connective tissue?

<p>Amorphous transparent material (A)</p> Signup and view all the answers

Which embryonic connective tissue type has abundant ground substance and delicate collagen fibers with few cells?

<p>Mucous connective tissue (B)</p> Signup and view all the answers

Where are stellate or star-shaped cells commonly found in connective tissue?

<p>Mucous connective tissue (D)</p> Signup and view all the answers

What provides volume and compression resistance to the tissues in the body?

<p>Ground substance (D)</p> Signup and view all the answers

Which type of connective tissue consists of all three types of fibers and has fewer and smaller caliber collagen fibers compared to dense?

<p>Areolar CT (C)</p> Signup and view all the answers

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