The signs and symptoms of an allergic reaction, such as hives and swelling, are largely caused by:
A) histamine.
B) antihistamines.
C) epinephrine.
D) direct effects of allergens.
A
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Which of the following Westgard rules may be considered a "warning" rule?
A) R4s B) 22s C) 12s D) 13s
The medical assistant performing a venipuncture for a human immunodeficiency virus (HIV) test must ________.
A. wash hands thoroughly B. maintain temperature at a certain level C. tell the patient to fast for 8 hours prior D. take the blood sample while the patient is lying down
The combining form hepat/o means:
A. gallbladder. B. liver. C. breast. D. pancreas
A 36 year-old patient is admitted to the ED with a temperature of 38.5° C and suspected pneumonia. The patient has no history of pulmonary disease. Auscultation reveal medium crackles throughout both lungs. Which of the following should be recommended for management of this patient?
A. Pre/post bronchodilator study B. Ultrasonic nebulizer treatments C. Manually assisted coughing D. Regular coughing and deep breathing