Molecules that do not trigger an immune response on their own but can become immunogenic when combined with larger molecules are called:
a. HLA antigens. c. Haptens.
b. MHC antigens. d. Immunogens.
a
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You are an assistant instructor for an Emergency Medical Responder course. One of the students asks you how the head-tilt, chin-lift airway maneuver works to open the airway. Your response is:
A) "It opens the airway by lifting the tongue from the back of the throat." B) "It creates an open airway by separating the lips, allowing air to enter." C) "It stimulates the patient to begin taking deeper breaths, thereby moving air into the lungs." D) "It opens the airway by relaxing and expanding the size of the throat."
A constant throughout the development of EMS is the close working relationship of EMS with other parts of the healthcare system, particularly the ____ department.
A. emergency B. nursing C. critical care D. human resources
How many major sections are in the Current Procedural Terminology reference book?
a. Four b. Five c. Six d. Seven
Which is the proper treatment for strains and sprains?
a. Apply cold compresses. b. Apply hot compresses c. Use the limb as soon as possible to prevent stiffening. d. Apply a splint to immobilize the limb.