Prior to applying a nonrebreathing mask on a patient, you must ensure that the:
A. one-way valve is sealed.
B. flow rate is set at 6 L/min.
C. reservoir bag is fully inflated.
D. patient has reduced tidal volume.
Ans: C. reservoir bag is fully inflated.
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How many grams of a 2% cream must be mixed with a 10% cream to prepare 60 grams of a 5% cream?
A) 15 gm B) 22.5 gm C) 37.5 gm D) 45 gm
Misalignment of a joint is known as a:
a. sprain b. strain c. subluxation d. fibrositis
The driver of a truck carrying a radioactive substance has accidentally come into contact with the material. You are first on the scene and a quick observation indicates that he still has the powder on his arm. Your immediate action would be to:
A) provide basic care, but avoid touching the patient's arm. B) place the patient in the ambulance, but avoid touching him en route to the hospital. C) instruct the patient to remain still and wait for the radiation safety officer. D) rinse the powder off the arm and wrap with a sterile dressing and roller gauze.
You respond to a domestic dispute, where a middle-aged male was stabbed in the chest by his wife. Your assessment reveals that the patient is pulseless and apneic. The knife is impaled in the center of his chest. You should:
A. turn the patient onto his side, stabilize the knife, and begin CPR. B. carefully remove the knife, control the bleeding, and perform CPR. C. stabilize the knife with bulky dressing, initiate CPR, and transport. D. leave the knife in place, control the bleeding, and initiate CPR.