____ antibodies respond in allergic reactions and are located
_______.
A) IgD, in the lymph and blood
B) IgE, on the mast and basophil cells
C) IgG, in the blood, lymph, and intestines
D) IgA, in tears, saliva, blood, and lymph Correct Answers B
A 20-year-old woman complains of difficulty breathing and the
feeling of a lump in her throat approximately 10 minutes after
being stung by a wasp. Your assessment reveals that she is
anxious, is in obvious respiratory distress, and has hives
covering her arms and legs. Further assessment reveals diffuse
wheezing, a blood pressure of 80/50 mm Hg, and a heart rate of
120 beats/min. You should:
A) immediately sedate and intubate her to protect her airway,
administer 25 mg of Benadryl IM, and consider an epinephrine
infusion.
B) administer albuterol via an inline nebulizer attached to a bag-
mask device, assist ventilations, and consider administering
epinephrine.
C) apply oxygen via nonrebreathing mask, start an IV with
normal saline, and administer 1 mg of epinephrine 1:10,000 via
IV push.
D) administer high-flow oxygen, start a large-bore IV, infuse up
to 2 liters of normal saline, and administer 0.3 mg of
epinephrine Correct Answers C
A 26-year-old female presents with a fever, rash, and joint pain.
Which of the following should you suspect?
,A) Lupus
B) Anaphylaxis
C) Scleroderma
D) Allergic reaction Correct Answers A
A 31-year-old man presents with diffuse hives, intense itching,
and watery eyes that began acutely about an hour ago. He is
conscious and alert, is breathing without difficulty, and tells you
that he does not have any allergies or significant medical
problems. His blood pressure is 126/76 mm Hg, pulse is 110
beats/min and strong, and respirations are 16 breaths/min and
unlabored. The MOST appropriate drug, dose, and route for this
patient are:
A) diphendydramine, 25 to 50 mg, IM.
B) epinephrine, 0.3 mg 1:1,000, IV.
C) albuterol, 2.5 mg, via nebulizer.
D) epinephrine, 0.01 mg/kg 1:1,000, SQ. Correct Answers A
A 38-year-old man presents with an acute onset of severe right
upper quadrant abdominal pain, pain to his right shoulder, and
nausea. He is conscious and alert, but is restless from the pain.
His blood pressure is 150/86 mm Hg, pulse rate is 120 beats/min
and strong, and respirations are 22 breaths/min and regular. In
addition to administering supplemental oxygen, you should:
A) start an IV with normal saline and set it to keep the vein
open, place him in a position of comfort, and administer 4 mg of
morphine and 12.5 mg of promethazine.
B) encourage him to remain supine to relieve his pain, monitor
his oxygen saturation level, and administer 10 to 20 mg of
Nubain via the IM route.
, C) establish vascular access with a large-bore catheter,
administer a 500-mL normal saline bolus, and avoid analgesics
due to the potential for intra-abdominal bleeding.
D) perform a comprehensive abdominal exam, start at least one
large-b Correct Answers A
A 52-year-old man complains of severe abdominal pain but
denies nausea or vomiting. He is conscious and alert, has a
blood pressure of 130/70 mm Hg, a heart rate of 120 beats/min
and strong, and respirations of 20 breaths/min and regular. In
addition to providing supplemental oxygen, you should start an
IV line and give:
A) ondansetron, 4 mg.
B) a 20-mL/kg fluid bolus.
C) diphenhydramine, 25 mg.
D) nalbuphine, 10 mg. Correct Answers D
A 52-year-old man complains of vomiting and diarrhea for the
past day. He is conscious and alert, has a blood pressure of
130/70 mm Hg, has a heart rate of 120 beats/min and strong, and
has respirations of 20 breaths/min and regular. His past medical
history is significant for anemia and congestive heart failure.
Prior to administering isotonic crystalloid solutions to this
patient, it is MOST important to:
A) check his blood sugar.
B) apply a pulse oximeter.
C) obtain a 12-lead ECG.
D) auscultate his lung sounds. Correct Answers D
A 56-year-old man is experiencing a severe allergic reaction
following multiple ant bites. He tells you that he has a