A 10-year-old boy has been brought to the emergency department (ED) by ambulance in apparent anaphylaxis after accidentally eating a snack bar that contained peanuts.
The ED nurse should be aware that this patient's signs and symptoms are attributable to:
A) Dissolution of the basement membranes of epithelium
B) Rapid activation of the clotting cascade
C) A massive release of histamine
D) Activation of the sympathetic nervous system (SNS)
Question 2
A middle-aged woman suffers from debilitating seasonal allergies and has sought care because over-the-counter remedies do not adequately relieve her symptoms.
The clinician's understanding of the patient's problem should include the fact that hypersensitivity is a result of what pathophysiological process?
A) An exaggerated, inappropriate response to an antigen
B) Deranged function of killer T cells and helper T cells
C) Lack of self and non-self differentiation by the immune system
D) A lack of antibodies against common pathogens
The nitrogen cycle. Numbers represent fluxes as 1012 g N per year (data from Schlesinger 1991, after
Apparent Magnitude Scale
Crying Frequency in the Early Months In their first months of life, infants often cry for no appare
Preoperative photograph of a 43-year-old Caucasian male with necrotizing fasciitis on the day of ...
Facility Emergency Response Plans. Courtesy of Chris Weber, Dr. Hazmat, Inc.
Research that has examined babies' ability to recognize themselves develops in the 2 year