A collection of various cell types, each with a specific function in defending the body against infection, is collectively called the immune system
Supporting this system are molecules that are responsible for the interactions of the system, its modulations and regulation. These molecules and cells are part of specific interactions with what?
A) Killer T cells
B) B cells
C) Immunogenic epitopes
D) Microbial agents
Ans: C
Feedback: These molecules and cells participate in specific interactions with immunogenic epitopes (antigenic determinants) present on foreign materials, initiating a series of actions in a host, including the inflammatory response, the lysis of microbial agents, and the disposal of foreign toxins.
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A patient being treated for symptoms of PTSD following a shooting incident at a local elementary school reports "I feel like there's no reason to go on living when so many others died"
Which of these is the most appropriate response by the nurse at this juncture? A. "You've got lots of reasons to go on living" B. "Are you having thoughts of hurting or killing yourself?" C. "You're just experiencing survivor guilt." D. "There must be something that gives you hope."
What technique should the nurse implement for assessment of the carotid artery?
a. Massaging the arteries briskly b. Using the diaphragm of the stethoscope c. Palpating each carotid artery separately d. Placing the patient in a supine position