Above is a graph of the therapeutic index of a drug. How many milligrams of this drug will produce an effective dose in 50% of the subjects tested?
A. 60 mg
B. 40 mg
C. 38 mg
D. 20 mg
Answer: D
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Your patient is a construction worker who fell 15 feet and has a 3-foot metal concrete reinforcement bar (rebar) impaled in his right thigh. Which of the following is the best action?
A) Administer sodium bicarbonate to combat acidosis resulting from the destruction of muscle tissue. B) If the proper tools and personnel are present, have rescuers cut the rebar to a manageable length. C) If you can see both ends of the rebar, gently remove it and irrigate the wound with sterile saline. D) Transport the patient without attempting to shorten or remove the rebar.
Your patient is a 27-year-old female who is distraught and crying after having her children taken by child protective services. Her sister called EMS because the patient threatened to cut her wrists. On your arrival you find that she has not attempted to harm herself and has no weapons within reach. However, she does not wish to speak with you. Which of the following actions is most likely to be
effective when communicating with this patient? A) Maintain a distance of 3 to 5 feet from the patient. B) Sit down so that you are at eye level with the patient. C) Tell the patient that you cannot help her unless she talks to you. D) Tell the patient that you want to help her, but you can't unless she calms down.
Which of the following complications are associated with prone positioning? I. volutrauma II. airway obstruction III. selective bronchial intubation IV. skin breakdown
A. III only B. II, III only C. II, III, IV only D. I, II, III, IV
When the body is cool, capillaries dilate to retain heat.
Answer the following statement true (T) or false (F)