Answer to Question 1
ANS: B, C, D
Frequent causes of nosebleeds include trauma, hypertension, leukemia and other blood dyscrasias, inflammation, tumor, dry air, blowing or picking the nose, cocaine use, and intranasal procedures. Diabetes, migraines, and elevated platelets and cholesterol levels do not cause epistaxis.
Answer to Question 2
ANS: B
Priority teaching related to the use of a room humidifier focuses on infection control. Clients should be taught to meticulously clean the humidifier to prevent the spread of mold or other sources of infection. Peppermint oil should not be added to a humidifier. The humidifier should be refilled with water as needed and should be used while awake and asleep.