Subaortic stenosis causes an obstruction to the outflow from the
A) right atriumB) left atrium
C) right ventricle
D) left ventricle
D
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You have been called for a 2-week-old baby who is sick. Assessment reveals him to have a fever and rhonchi that is audible with a stethoscope over the lungs. Which of the additional assessment findings would be most concerning to you given the age of this patient?
A) Respiratory rate of 30 breaths per minute B) Wet diaper in need of changing C) Continual moaning and crying D) Nasal passages occluded by mucus
A carbohydrate that consists of many sugar molecules is called:
A. a polysaccharide. B. a disaccharide. C. a monosaccharide. D. sucrose.
The respiratory therapist is assisting in the elective intubation of a patient with myasthenia gravis in the ICU. While providing manual ventilation, the self-inflating resuscitation device becomes difficult to compress. Which of the following would the therapist do FIRST?
A. Check the inlet valve. B. Check the patient valve. C. Replace the manual resuscitation bag. D. Check for excessive oxygen flow.
In which of the following conditions would a ventilation scan be normal but a perfusion scan reveal areas of absent blood flow?
A. lung cancer B. pulmonary embolism C. pneumonia D. emphysema