QUIZ 1. What type of tissue mainly has tight junctions or zonula occludens? a. Epithelial tissue b. Connective tissue c. Nervous tissue d. Muscle tissue 2. Which intercellular junction is most associated with impermeability? a. Gap junctions b. Desmosomes c. Tight junctions d. Hemidesmosomes 3. Where in the human body are tight junctions between epithelial cells relatively permeable to certain ions but not to others? a. Kidneys b. Brain c. Retina d. Bladder 4. Where can you least find desmosomes between epithelial cells? a. Cardiac muscle b. GI tract c. Brain d. Bladder 5. Which cell connector makes use of integrin proteins in order to connect the cell to the basement membrane of an epithelial tissue? a. Gap junctions b. Adherens junctions c. Hemidesmosomes d. Desmosomes
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