COPD (chronic obstructive pulmonary disease) is associated with shortness of breath and cyanosis. Why would the cyanosis occur?
A) Decreased oxygen in the blood causes a bluish color to the skin.
B) The patient's oxygen-rich blood gives the skin the bluish color.
C) Low blood oxygen causes skin cells to die, resulting in the bluish tinge to the skin.
D) Shortness of breath results in production of various skin pigments, causing the bluish color.

Question

Quizplus · Accepted Answer

Cyanosis occurs because of decreased oxygen levels in the blood, which gives the skin and mucous membranes a bluish color.

COPD (Chronic Obstructive Pulmonary Disease) Is Associated with Shortness of Breath