While caring for a patient with diabetes insipidus, the nurse recognizes that treatment is effective when normal results are noted for which of the following laboratory values?
a. Fasting blood glucose
b. Serum potassium
c. Urine specific gravity
d. Urine ketones
ANS: C
Urine specific gravity is a good measure of urine concentration and antidiuretic hormone (ADH) function. Diabetes insipidus does not directly affect potassium level. Blood glucose and urine ketones are monitored in diabetes mellitus, not diabetes insipidus.
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A nurse uses nasopharyngeal suction to remove liquid secretions from a client's chest. How far should the nurse advance the catheter in the client's nose so that the distal tip is placed in the client's pharynx?
A) 3 to 4 in. B) 5 to 6 in. C) 7 to 8 in. D) 8 to 9 in.
Pulmonary emphysema is characterized by a number of derangements of pulmonary structure and function. Which of the following is NOT a feature of pulmonary emphysema?
A. Chronic inflammation of bronchioles leads to trapping of air in the lungs. B. Flow of air in and out of the lungs is greatly increased. C. Nonuniform ventilation of alveoli reduces the efficiency of ventilation. D. Enlargement of air spaces and reduction of capillary surface area within the lungs reduces the efficiency of gas exchange. E. A loss of lung elasticity requires active expiratory effort.
While providing care for a patient with asthma, the nurse notes the patient's shoulders are rising with each breath. The nurse recognizes this action most likely represents which of the following?
a. Shoulder muscle fatigue related to difficulty breathing b. The use of accessory muscles to aid breathing c. Hyperinflation of the chest d. Effective use of a breathing exercise to increase ventilation
A group of teenagers is attending a preparation class for baby-sitters. The nurse knows that a participant understands safety issues when the participant states which of the following? Select all that apply
A. "Fire is a cause of unintentional death." B. "Bacterial food contamination cannot be controlled." C. "There should be a working smoke detector in the house." D. "Temperature changes in the home do not affect the child's safety."