Connective Tissue Quiz

What is the main function of ground substance in connective tissue?

• Provides tensile strength to the tissue

• Binds and supports cells

• Synthesizes proteins for the ECM

• Forms reticular fibers

Which of the following is the largest and most ubiquitous glycosaminoglycan (GAG)?

• Chondroitin sulfate

• Heparan sulfate

• Hyaluronic acid

• Keratan sulfate

What enzyme synthesizes hyaluronic acid directly into the ECM?

• Collagenase

• Hyaluronidase

• Hyaluronate synthase

• Elastase

Which of the following statements is true about proteoglycans?

• They contain more protein than polysaccharide chains.

• They are synthesized in the mitochondria.

• GAG side chains are added in the Golgi apparatus.

• They are primarily involved in energy storage.

What type of connective tissue is present in the umbilical cord?

• Dense irregular connective tissue

• Loose connective tissue

• Mucous connective tissue

• Dense regular connective tissue

What term describes the ground substance found in mucous connective tissue?

• Hyaluronic acid

• Collagen matrix

• Wharton’s jelly

• Elastin

Which type of connective tissue supports epithelial tissue?

• Dense regular connective tissue

• Loose connective tissue

• Reticular connective tissue

• Elastic connective tissue

What type of cell is most numerous in loose connective tissue?

• Macrophages

• Mast cells

• Fibroblasts

• Plasma cells

Which fiber type predominates in loose connective tissue?

• Elastic fibers

• Collagen fibers

• Reticular fibers

• Microtubules

What type of connective tissue forms the stroma of certain organs?

• Dense regular connective tissue

• Elastic connective tissue

• Reticular connective tissue

• Adipose tissue