Deep breathing oxygenates the lungs, and coughing loosens and moves secretions in the lungs.
Rationale: The movement allows for expansion of the lungs, and the force and pressures exerted in coughing loosen the secretions. The other statements are not accurate.
Nursing Process: Assessment
Client Need: Physiological Integrity
Nursing Process: Analysis
Strategy: Use nursing knowledge and the process of elimination to make a selection.