In people with lighter skin, respiratory failure can lead to a change in the color of the skin. which pigmentation factor is affecting this change?

Answer;

Hemoglobin

Explanation;

In people with lighter skin, respiratory failure can lead to a change in the color of the skin. the pigmentation factor that is affecting this change is hemoglobin.

-As the blood becomes hypoxic, hemoglobin is carrying less oxygen. This deoxygenated state leads to the condition known as cyanosis, which is a bluish cast to the skin and mucous membranes. Peripheral cyanosis is when there is a bluish discoloration to your hands or feet.

Cyanosis is usually caused by low oxygen levels in the red blood cells or problems getting oxygenated blood to your body.

they deliver oxygen to the blood

i am positive it is c. condensing but i may be wrong