Gap Junctions

question 44

Multiple Choice

Gap junctions

• A) coordinate ciliary movement among epithelial cells.
• B) coordinate the contractions of cardiac muscle cells.
• C) facilitate the propagation of action potentials from one cell to the next at electrical synapses.
• D) all of the above
• E) none of the above

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Definitions:

Tissue

Groups of similar cells and their extracellular matrix from the same origin that together carry out a specific function.

Neuroglial Cells

Non-neuronal cells in the nervous system that provide support, nourishment, and protection for neurons.

Neuromuscular Junction

A synapse between a motor neuron and a skeletal muscle cell, where electrical signals or impulses are transmitted to initiate muscle contraction.