Which of the following is a potential function of cell junctions?

I. Anchor adjacent cells

II. Anchor the extracellular matrix

III. Communicate with neighboring cells

Which of the following is true about cell junctions?

__________ are specialized cell junctions that connect the cytoplasm of two cells and allow for the exchange of various ions and molecules.

Which cellular junction is most important in spreading action potentials throughout cardiac muscle?

Which cellular junction acts as a barrier to prevent fluids from passing between cells?