exam 2

Question 1

a quadriplegic pt with diaphragmatic paralysis is having difficulty mobilizing secretions. Which of the following would help?

Answer 1

cough assist

Question 2

What is a reason to discontinue SBT?

Answer 2

blood pressure increases from 110/65 to 134/90

Question 3

7 year old has been brought to the ER following a house fire. He was found unconscious on the scene. What should be drawn to access for carbon monoxide posioning?

Answer 3

carboxyhemoglobin level

Question 4

What condition would be ,most helped by therapy intended for secretion mobilization?

Answer 4

bronchiectasis

Question 5

chest radiograph on a neonate indicated ground glass. what is this closely associated with?

Answer 5

RDS

Question 6

patient demonstrating and increased WOB exhibits refractory hypoxemia even when receiving oxygen via non rebreather. pt is visibly agitated. what should the RT recommend?

Answer 6

ABG

Question 7

pt experiencing pulseless ventricular tachycardia is receiving chest compressions while being orally intubated. immediately after intubation the RT notes vesicular breath sounds bilaterally. what should the therapist do?

Answer 7

reccommend chest radiograph

Question 8

pt on medical floor expectorates tenacious yellow sputum. chest radiograph reveals complete opacification of the LL. what would be appriopirate for further eval?

Answer 8

sputum culture and sensitivity

Question 9

a mechanically ventilated asthma pt is now responding to continuous bronchodilator tx. the pt is coughing but the high pressure alarm is not sounding. the RT should?

Answer 9

decrease the high pres limit

Question 10

oxygen percentage measured in an oxygen hood is reading erratically when measured with a recently calibrated galvanic fuel cell analyzer. the likely remedy is?

Answer 10

replace fuel cell

Question 11

an 80 kg pt is being evaluated for discontinuation of mechanical vent. the following weaning parameters are determined: VC- 1.3, RSBI- 50, VT (spont)- 420, RR- 22. which of the following parameters is the most reliable indicator of mechanical vent liberation?

Answer 11

RSBI

Question 12

an RT is gathering equipment to perform an arterial puncture on an adult female pt. the correct needle size is?

Answer 12

22 gauge

Question 13

which of the following equipment should the RT gather when standing by to assist a cardiologist with a cardio version?

Answer 13

manual resuscitator

Question 14

what results in increased CVP?

Answer 14

hypervolemia

Question 15

how can application of cricoid pressure aide a difficult intubation?

Answer 15

facilitates the view of vocal chords

Question 16

a patient in the ICU has the following swanz-ganz measurements: CVP- 6, mPAP- 16, PCWP- 11, C.I- 1.7. What is most likely the cause of this following data?

Answer 16

affects of high PEEP

Question 17

during surgical placement of an 8.0 trach tube, the pt coughs out the tube before sutures are placed. the tube lands several inches away onto the sterile field. what should be done first

Answer 17

place ejected tube in the surgical opening

Question 18

an oxygen dependent pt who is on 2 lpm is planning a trip that will last 24 hrs. the plane will allow up to 4 extra E cylinders per passenger. what should the RT recommend?

Answer 18

pulse dose unit

Question 19

immediately after obtaining arterial blood gasses from an indwelling radial arterial cath. the resp therapist notes the arterial pressure dampening on monitor. which of the following could be the cause of dampening?

Answer 19

air bubbles in the line

Question 20

a pt being volume ventilated has thick secretions that are difficult to sx, the patient has an 8.0 oral endo tube and is being sx with 10 French sx cath at a pressure of 100 mm. what would you recommend

Answer 20

change to a 12 French. (IDx3/2)

Question 21

while monitoring a newborn a RT notes the TcO2 reading on the monitor suddenly rises sharply. what is a reasonable explanation for the rise?

Answer 21

the transcutaneous electrode has become detached from the skin

Question 22

a patient with gullian barre syndrome is being monitored for adequate spont ventilation. which of the following would indicate need for mechanical ventilation support?

Answer 22

v.c=0.8

Question 23

what is am appropriate goal for a patient in pulmonary rehab who is in the advanced stages of pulm emphysema?

Answer 23

reduced hospitalizations

Question 24

what is closely associated with increased airway RAW

Answer 24

accessory muscle use

Question 25

pulmonary function testing is performed on an asthmatic pt which shows an elevated FeNO. this is indicative of?

Answer 25

inflammation