27)  A client is brought to the emergency room after being stabbed in the chest. The client is complaining of chest pain, SOB and air hunger. A chest x-ray reveals air in the pleural space of the left lung which will need decompression. What is the best standard of treatment for this client?

32)  A patient has been prescribed theophylline.  Which of the following will the nurse teach the patient regarding this medication?  Select all that Apply

50)  The nurse is caring for a client who had a chest tube placed 6 hours ago and refuses to take deep breaths because it hurts.  Which of the following actions should the nurse take to encourage the patient to breathe deep?

3)  An infant is admitted to the unit with severe lung congestion.  The physician has ordered acetylcysteine (Mucomyst).  When administering this medication which of the following is priority?

41)  A nurse is caring for a group of clients on a medical-surgical unit. Which client has the highest risk for developing a pulmonary embolism?

1)  A patient presents with complaint of fever, night sweats, and hemoptysis.  Patient also has positive PPD skin test.  Based upon these findings, which medications would the nurse expect the physician to order? Select all that apply.

44) The nurse receives a laboratory report for a patient indicating a serum K+ level of 5.2 mEq/L. When notifying the provider, the nurse should expect which of the following actions? 

You are given four chemical reactions that are in equilibrium. One of them represents a buffer system—a system that helps resist changes in pH. Part 1:Which reaction shows a buffer system?(Think about which one includes a weak acid and its conjugate base.) Part 2:If a base (like OH⁻) is added to the buffer system you identified, what will happen?(Explain how the buffer reacts to reduce the change in pH.)

The following questions are based on the 15 molecules illustrated in the accompanying figure. Each molecule may be used once, more than once, or not at all.Which of the following pairs of molecules could be joined together by a peptide bond in a dehydration reaction?

Identify the reagents for each step in a reaction series: [A]   [B]   [C]   [D]