A client with a pathophysiologic condition that affects the desmosomes is most likely to exhibit:
A) Impaired contraction of skeletal and smooth muscle
B) Weakness of the collagen and elastin fibers in the extracellular space
C) Impaired communication between neurons and effector organs
D) Separation at the junctions between epithelial cells
Ans: D
Feedback:
Desmosomes are a type of cell junction common in epithelium. Failure of epithelial desmosomes results in the inappropriate separation of adjacent cells. Desmosomes do not contribute to muscle contraction, communication between neurons and effector organs, or the structure of collagen and elastin.
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