What term is used to describe a red blood cell (RBC) count that is below normal values?
a. Leukocytosis
b. Leukopenia
c. Anemia
d. Polycythemia
ANS: C
An abnormally low RBC count is referred to as anemia and suggests that either RBC production by the bone marrow is inadequate or excessive loss of blood has occurred.
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Which of the following choices represents the problem-focused type of single organ–system physical examination?
a. The documentation should include at least six elements identified by a bullet (•) whether in a shaded border or an unshaded border. b. The documentation should include one to five elements identified by a bullet (•) whether in a shaded or an unshaded border. c. The documentation should include at least 12 elements identified by a bullet (•) whether in either a shaded border or an unshaded border. d. The documentation should include all elements identified by a bullet (•) within a shaded border as well as at least one element within each unshaded border
A patient has fallen down a flight of stairs and is restless and confused. The airway is open, and he is adequately breathing 22 times per minute. He has a radial pulse of 92 beats per minute and is moderate in strength. Emergency Medical Responders are maintaining manual in-line spinal stabilization. Your next action would be to:
A) check the blood pressure and assess for injuries causing blood loss. B) apply oxygen at 15 liters per minute via nonrebreather face mask. C) insert an oral airway and start positive pressure ventilation with oxygen. D) immobilize the patient with a cervical collar and long spine board.
Medical direction has ordered you to assist a patient in taking his metered-dose inhaler (MDI). After placing the patient's lips on the mouthpiece, which instruction would be most appropriate?
A) "Please hold your breath and I will administer the medication." B) "Please inhale, then hold your breath, and I will give you the medication." C) "Please inhale slowly and I will administer the medication, then hold your breath." D) "Please exhale, hold your breath, and I will administer the medication."
Which of the following statements best describes homeostasis?
a. Constant interstitial environment b. General stability of internal environment c. Instability of the cellular environment d. Labile environment