Option B - Mucous membranes is correct.
It is easier to access cyanosis in a white person compared to a black person. The skin color interferes with the body parts use to access cyanosis in a black person. The nurse should inspect to assess cyanosis in a black client, who has asthma and seeks emergency care for acute respiratory distress by checking the mucous membranes.
The lips, earlobes, mucous membranes and nail beds can be used to access cyanosis in a white client with asthma because the skin color does not affect the ability to detect cyanosis in this areas.
In a black person, lips, earlobes, mucous membranes and nail beds cannot be used by access cyanosis. Only the mucous membrane can be used in accessing cyanosis in black clients because it is not affected by skin color.
Mucous membranes.-rationale: skin color doesnt affect the mucous membranes. therefore, the nurse can assess for cyanosis by inspecting the clients mucous membranes. the lips, nail beds, and earlobes are less-reliable indicators of cyanosis because theyre affected by skin color.client needs category: physiological integrityclient needs subcategory: physiological adaptationcognitive level: applicationreference: smeltzer, s.c., et al. brunner & suddarths textbook of medical-surgical nursing, 11th ed. philadelphia: lippincott williams & wilkins, 2008, p. 568.