Which of the following drugs is an expectorant?
a. codeine
b. morphine
c. dextromethorphan
d. guaifesnesin
d. Expectorants stimulate the production of a watery, less viscous mucus. Guaifesnesin is added to most oral nonprescription preparations.
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A new employee of your EMS system is about to take a protocol test in front of the EMS supervisor. As he is reviewing the protocol from memory, he gets confused about which amount of oxygen to administer to a patient with a suspected pulmonary embolism. How would you respond if he asks you for help?
A) "Administer 2 liters per minute by nasal cannula to all patients with suspected pulmonary embolism." B) "Administer supplemental oxygen to the patient of sufficient amount to maintain the pulse oximeter reading at or greater than 94%." C) "Since a pulmonary embolism is a vascular problem rather than lung problem, administer oxygen to maintain a pulse oximeter reading of greater than 95%." D) "A patient with a pulmonary embolism has a perfusion deficit, not a ventilation deficit, so oxygen will not change things. Simply start ventilations and transport the patient."
All of the following foods are appropriate for a soft diet with the exception of one. What is the exception?
A) Meat cut off the bone B) Cooked vegetables C) Canned fruit D) Flaked fish
Cyanosis in which the whole body turns blue is:
A. acrocyanosis. B. megalocyanosis. C. lateral cyanosis. D. central cyanosis.
Which of the following best describes a general rule about practice distribution schedules for the length and distribution of practice sessions?
A. Distributed practice schedules are better B. Both schedules lead to the same amount of learning C. Massed practice schedules are better D. The rule would depend on the type of skill being learned