NC EMT EXAM WITH QUESTIONS CORRECT

NC EMT EXAM WITH QUESTIONS & CORRECT

ANSWERS GRADED A+

After administering 0.3 mg of epinephrine via auto-injector to a 22-year-old female with an allergic reaction, you note improvement in her breathing and dissipation of

her hives. However, she is still anxious and tachycardic. You should:

• contact medical control and obtain authorization to administer another 0.3 mg

of epinephrine.

• transport her rapidly, as it is obvious that she is having a severe reaction to the

epinephrine.

• monitor her closely but recall that anxiety and tachycardia are side effects of

epinephrine.

• consider administering 0.15 mg of epinephrine to completely resolve her

allergic reaction. - ANSWER-C. monitor her closely but recall that anxiety and tachycardia are side effects of epinephrine

While auscultating breath sounds of a patient who was stung multiple times by a yellow jacket, you hear bilateral wheezing over all lung fields. This indicates:

• rapid swelling of the upper airway tissues.
• a significant amount of fluid in the alveoli.
• narrowing of the bronchioles in the lungs.
• enlargement of the bronchioles in the lungs. - ANSWER-C. narrowing of the

bronchioles in the lungs.

You are assessing a young male who was stung on the leg by a scorpion. He is conscious and alert, his breathing is regular and unlabored, and his blood pressure is 122/64 mm Hg. Assessment of his leg reveals a wheal surrounded by an area of redness. He states that he had a "bad reaction" the last time he was stung by a scorpion, and carries his own epinephrine auto-injector. You should: 1 / 3

• apply high-flow oxygen, apply a chemical cold pack directly to the injection

site, and transport at once.

• apply high-flow oxygen, obtain approval from medical control to assist him

with his epinephrine, and transport.

• assess his ABCs and vital signs in 15 minutes and allow him to drive himself to

the hospital if he remains stable.

• apply oxygen as needed, clean the area with soap and water or a mild antiseptic,

and transport him to the hospital. - ANSWER-D. apply oxygen as needed, clean the area with soap and water or a mild antiseptic, and transport him to the hospital.

Chemicals that are responsible for the signs and symptoms of an allergic reaction

to a bee sting include:

• the bee venom itself.
• adrenaline and histamines.
• leukocytes and epinephrine.
• histamines and leukotrienes. - ANSWER-D. histamines and leukotrienes.

A 48-year-old male is found unconscious in the garden by his wife. When you arrive at the scene and assess the man, you find that he is unresponsive, has

severely labored breathing, and has hives over his entire trunk. You should:

A.perform a detailed secondary assessment.B.maintain his airway and assist his ventilations.C.ask his wife if he has any known allergies.

D. 2 / 3

apply the automated external defibrillator (AED) in the event that cardiac arrest occurs. - ANSWER-B. maintain his airway and assist his ventilations.

You have administered one dose of epinephrine to a 40-year-old female to treat an allergic reaction that she developed after being stung by a scorpion. Your reassessment reveals that she is still having difficulty breathing, has a decreasing

mental status, and has a blood pressure of 80/50 mm Hg. You should:

• monitor her en route to the hospital and call medical control if she worsens.
• crush up an antihistamine tablet and place it in between her cheek and gum.
• request permission from medical control to give another dose of epinephrine.
• administer a nebulized bronchodilator to improve the status of her breathing. -

ANSWER-C. request permission from medical control to give another dose of epinephrine

The two MOST common signs of anaphylaxis are:

• wheezing and widespread urticaria.
• watery eyes and localized itching.
• expiratory stridor and tachycardia.
• hypertension and swollen hands. - ANSWER-A. wheezing and widespread

urticaria.

The foreign substance responsible for causing an allergic reaction is called a(n):

• allergen.
• antibody.
• histamine.
• leukotriene. - ANSWER-A. allergen.
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