What is the function of macrophages in the body?
1. Deactivation of T cells
2. Production of antibodies
3. Histamine production
4. Phagocytosis
Correct Answer: 4
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Chloride plays a major role in maintaining
a. cellular immunity. c. bone strength. b. serum osmolality. d. adenosine triphosphate (ATP).
Enteric-coated tablets have a coating that dissolves only in an alkaline environment and delivers
medication that would be destroyed by stomach acid or that could injure the stomach lining. Indicate whether the statement is true or false
The nurse caring for a 73-year-old female client who has been hospitalized with a stroke instructs the client's daughter to continue to do passive range-of-motion exercises with her mother on her affected side to prevent contractures
The nurse explains to the daughter that this is very important in an immobile older adult client because contractures can form in as little as: 1. 8 hours 2. 24 hours 3. 1 week 4. 1 month
Which of the following will cause a nurse to suspect that a patient's pulmonary contusion is worsening?
a. A pulmonary artery catheter showing a central venous pressure of 6 cm H2O and a wedge pressure of 8 mm Hg b. An increased need for pain medication c. An arterial blood gas value that demonstrates respiratory alkalosis d. Increased peak airway pressures on the ventilator