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In which of the following diseases would you expect an increased lung complaince and an increased TLC.

How would you describe the chest x-ray below?  

The heart is enclosed by a double walled sac called the _________.

The respiratory therapist is called to evaluate Lady Galadriel, a patient known to have advanced emphysema. She is wearing a nasal cannula at 6 L/min. The nurse says that she has become drowsy and less responsive since the oxygen was given to her an hour ago. Her ABG results on the oxygen show the following: PaO2, 84 torr PaCO2, 65 torr pH, 7.32     Which of the following should be recommended? 1. Leave her on the cannula. 2. Change her to 24% O2 on an air entrainment mask and repeat the ABG in 20 minutes. 3. Change her to a simple oxygen mask and repeat the ABG in 20 minutes. 4. Let her rest undisturbed. 5. Monitor her closely for becoming more alert.

An uncooperative 13-year-old patient with status asthmaticus is being treated in the Emergency Department. The physician has ordered the patient to receive a 70% helium/30% oxygen mix and continuous nebulized albuterol. What should be recommended as the best way to deliver this?

What does the following flow volume loop indicate?  

 48-year-old Mrs.Eowyn had her gallbladder removed. What is most effective in preventing postoperative atelectasis?

John Madden has been in the ICU on the ventilator for 1 week. Current settings are volume control on .40 FiO2. Prior to suctioning the endotracheal tube which of the following should a respiratory therapist should FIRST?

After feeling a sudden chest pain and shortness of breath while lifting weights, a 37-year-old Legolas drove himself to the Emergency Department. After starting oxygen therapy on the patient, the respiratory therapist performed a physical exam. Pertinent findings included a hyperresonant percussion note on the right side and tracheal shift to the left. Based on these findings, what is the patient’s most likely problem?

Calculate the TOT. Report your answer as the first line in the space below.   Then you may explain your calculations as you see fit. I will use your explanations to award partial credit. It’s better to have a brief explanation.