Select the appropriate HCPCS code for the following item
Cervical head halter
E0942
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If there were no false positives, what would the specificity of a diagnostic test be?
A) 0% B) 25% C) 50% D) 100%
The patient's family states that their 16-year-old daughter has a history of asthma and has been complaining of shortness of breath for the past two days. She has been taking her metered-dose inhaler with some relief, but this morning, they found her lethargic and struggling to breathe. Your assessment reveals her to be responsive to verbal stimuli with an open airway and shallow respirations of
44 per minute. You hear minimal wheezing to both lungs. Your immediate action in caring for this patient is to: A) insert an oral airway. B) apply a nonrebreather mask. C) position her on her side. D) start positive pressure ventilation.
Which of the following is TRUE regarding capillaries?
A) They consist of three layers or coats. B) The thinnest layer is the tunica adventitia. C) They contain valves to limit back flow of blood. D) Red blood cells move through in single file.
Which of the following are true regarding a compensated Thorpe tube flowmeter? I. The needle valve is proximal to the Thorpe tube. II. The needle valve is distal to the Thorpe tube. III. The flowmeter reads accurately in the presence of back pressure. IV. The flowmeter reads higher in the presence of back pressure
A) I and III B) I and IV C) II and III D) II and IV