1.

    Which statement regarding the specialized junctions between epithelial cells is INCORRECT?

    A

    Tight junctions facilitate communication between adjacent cells.

    B

    Adherens junctions contribute to the structural integrity of epithelial tissues.

    C

    Desmosomes provide strong adhesion between adjacent cells, using cadherins linked to intermediate filaments.

    D

    Gap junctions allow the passage of small molecules and ions between adjacent cells.

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    8.

    A unique characteristic of cardiac muscle tissue, NOT found in skeletal or smooth muscle, is:

    A

    Presence of actin and myosin filaments.

    B

    Ability to contract involuntarily.

    C

    Striated appearance under a microscope.

    D

    Intercalated discs with gap junctions enabling synchronized contraction.

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