Question

4 cyanosis occurs when the blood concentration of __________ is abnormally high. multiple choice oxygen deoxyhemoglobin oxyhemoglobin carbon dioxide

Explanation:

Cyanosis is characterized by a bluish - discoloration of the skin and mucous membranes. This occurs when there is an increased amount of deoxyhemoglobin (unoxygenated hemoglobin) in the blood. Oxygenated hemoglobin (oxyhemoglobin) is bright red, while deoxyhemoglobin has a darker color. When the concentration of deoxyhemoglobin in the blood is high enough, it gives the skin and mucous membranes a bluish hue.

Answer:

B. deoxyhemoglobin