The respiratory therapist is monitoring the blood pressure of a patient in the emergency department and notes that the blood pressure is 15 mm Hg less on inspiration than on expiration. Which of the following would most likely result in this finding?    

A patient has lung infection with Pseudomonas aeruginosa. What first-line antibiotic should be used to treat?  

Which of the following are clinical manifestations of chronic bronchitis?   a. Cor pulmonale Digital clubbing Tactile fremitus Purse-lip breathing b. Left heart failure Polycythemia Hyperressont percussion note  Tactile fremitus c. Cor pulmonale Stocky Chronic ventilatory failure Digital clubbing d. Purulent spumtum  Tactile fremitus Polycythemia Thin built

Patient is following up with his pulmonologist after a polysomnography. Patient had 97 episodes of OSA and 15 episodes of central sleep apnea with SpO2 dropping to an average of 72% during the apnea episodes. Physician asks the therapist for a recommendation. What would be the best recommendation

After the inhalation of a bronchodilator, what percentage change in peak expiratory flow (PEFR) would be required to demonstrate reversible air flow limitation consistent with asthma?    

Your patient has an elevated white blood cell (WBC) count but no signs or symptoms of infection. She uses albuterol, ipratropium, and salmeterol and is currently taking a glucocorticoid. What is the most likely cause of her elevated WBC count?

A 62 – year old female arrives in the ED complaining of sudden onset of SOB and chest pain. The patient vitals are HR 118, RR 20, BP 70/56, SpO2 88%, with a weak pulse and feels cold. What would be the best the best procedures to recommend at this time?

A patient has postprimary TB. What are the major pathologic or structural changes associated with it?1. Cavity formation2. TB bacilli travels by the bloodstream to other organs3. Dilated and distorted bronchi4. Fibrosis of lung parenchyma

A 66- year-old is admitted for an exacerbation of CHF. The patient is currently on BiPaP 18/8 and .35 FiO2 and receiving Lasix. The patient urine output is 1200  mL in the last 12 hours. The doctor orders Q12 electrolytes. The following is documented: Na+ 156 K+ 2.8, Cl- 95, and glucose 92. What can be concluded based on the findings?

A 16- year old arrives in the ED complaining of light headedness and feels as if she is going to faint. Upon examination RR 14, HR 92, BP 110/78. The patient goes to the bathroom to give a urine sample, and almost faints and falls down. A repeat examination is RR 14, HR 98 BP 64/54. You can conclude the patient is experiencing