If, when the pulmonary artery catheter is inserted and after inflation of the balloon, there is a rapid increase in the height of the pressure waveforms with the downstroke dropping near zero, the respiratory therapist should:

BONUS: Which of the following is the cause of the following readings?CVP: 1 mmHgPVR: 300 dynes.sec.cm-5POWP: 8 mmHgC.I.: 7 L/min

You are an RT assigned to the step-down cardiac unit, the nurse in charge calls you and infroms you that there is an outpatient external cardioversion scheduled in 30 minutes and that the patient is in the room to treat her unstable atrial fibrillation. You go to the room to assist in the preparation of the patient. Upon arriving to the room you note that the nurse has just gained IV access, which of the following should also be available before the arrival of the physician and the procedure? SELECT AS MANY AS DEEMED APPROPRIATE.

Which of the following are contraindicated in cardiopulmonary stress testing?I. an unstable asthmatic patientII. a patient who has a baseline B/P of 210/100III. a patient who has a FEV1% of 67% exhibits on their PFTsIV. suffers from mild arthritis in her kneesV. has the following baseline blood gas: pH 7.45, PaCO2 50 mmHg, PaO2 45 mmHg

What does the dicrotic notch represent on an PA catheter pressure waveform?

You are an RT assisgned to MICU, a patient in the unit has had a chest drainage system placed for a hemothorax suffered due to a MVA. It has been about 60 minutes since the physician place the CT and the nurse asks for your assistance to reposition the patient. When the patient is turned to the opposite side you notice that there is about 300 mL of blood that has drained into the collection chamber of the drainage system. You would suspect which of the following?

Mr. Brookshire is undergoing a multi-stage progressive cardiac stress test in the cardiopulmonary departments diagnostic lab, his maximum HR has been set at 250 bpm, the ECG monitor shows a NSR and he has a SpO2 of 96% on RA. He has been progressed in the stage of the testing and his HR on the monitor now shows HR 210, he states he has audible wheezing, beginning to sweat profusely, the ECG monitor is showing some abnormalities and the SpO2 is 87% on RA. What are your recommendations at this time?

Which port should be utilized to attain a sample for a mixed venous (SvO2) reading on a PA Catheter?

A patient is brought in from a local construction site by ambulance after falling off scaffolding onto concrete steps. At the scene the man was complaining of severe chest pain and stated “I can’t get my breath.” When he arrives at the emergency department he only responds to painful stimulation, is breathing shallowly 16 bpm and has a SpO2 reading of 82% on a 100% NRB mask. On visual examination you note profound paradoxical movement of his left anterior chest wall. The physician orders STAT ABGs. Which of the following results would you expect with this patient?

A 19 year old man is brought to the ED after experiencing sharp chest pain while playing basketball. Upon observation of the young man, reveals a tall, thin man in severe distress. Despite being placed on a 10 L/min SM, the patient shows peripheral and central cyanosis. Percussion of the right side yields a dull percussion note and on the left it is noted to have a hyperresonant note. Additionally, a distinct shift in the trachea toward the right side is noted. Cardiac leads are attached and the ECG monitor shows sinus tachycardia with frequent multifocal PVCs. The B/P can only be palpated at 50 mmHg systolic, diaphoresis and cyanosis. Which of the following should the RT recommend?