ACE YOUR NUR 254 EXAM: COMPLETE STUDY GUIDE WITH
COMPREHENSIVE QUESTIONS AND ANSWERS LATEST
2026/2027
⩥ What is exudate? Answer: drainage
carries away bad things from cells
⩥ What do neutrophils indicate? Answer: bacterial infection
⩥ What do eosinophils indicate? Answer: allergies and parasites
⩥ What does a decrease in neutrophils and an increase in lymphocytes
indicate? Answer: viral infection
B or T cells
these "REMEMBER"
⩥ What are bands? Answer: Immature neutrophils; increased levels
suggest acute infection
⩥ What are monocytes? Answer: increase in the blood d/t infection
,macrophages
⩥ IgM is What? Answer: FIRST RESPONDER
circulates in the body fluids
has 5 ways to pull antigens into clumps
⩥ IgG does what? Answer: second immune response
can cross the placenta
⩥ IgA does what? Answer: found in secretions on mucous
membranes
prevents antigens from entering
tears, saliva, breast milk
⩥ IgD does what? Answer: found on the surface of B cells
acts as an antigen receptor
,⩥ IgE does what? Answer: found on mast cells in tissues
involved in allergic reactions
⩥ What is a type 1 IgE-Mediated allergic reaction? Answer: IgE is
release by plasma cells which bind to mast cells
most common type of allergic reaction
histamine is released
inflammation, vasodilation, smooth muscle constriction
asthma, dermatitis, anaphylaxis can occur
⩥ What are clinical manifestations of an IgE-Mediated allergic
reaction? Answer: bronchospasms
wheezing
rhinorrhea
urticaria
, angioedema
dark circles under the eyes
anaphylaxis
⩥ What are first gen vs second gen antihistamines? Answer: benadryl:
first gen
loratidine: second gen
⩥ What are Dx we can do for an IgE-Mediated allergic reaction?
Answer: immunoglobulin titers
patch testing
⩥ What is therapeutic mgmt for an IgE-Mediated allergic reaction?
Answer: antihistamine
mast cell degradation inhibitor
decongestant
epi
COMPREHENSIVE QUESTIONS AND ANSWERS LATEST
2026/2027
⩥ What is exudate? Answer: drainage
carries away bad things from cells
⩥ What do neutrophils indicate? Answer: bacterial infection
⩥ What do eosinophils indicate? Answer: allergies and parasites
⩥ What does a decrease in neutrophils and an increase in lymphocytes
indicate? Answer: viral infection
B or T cells
these "REMEMBER"
⩥ What are bands? Answer: Immature neutrophils; increased levels
suggest acute infection
⩥ What are monocytes? Answer: increase in the blood d/t infection
,macrophages
⩥ IgM is What? Answer: FIRST RESPONDER
circulates in the body fluids
has 5 ways to pull antigens into clumps
⩥ IgG does what? Answer: second immune response
can cross the placenta
⩥ IgA does what? Answer: found in secretions on mucous
membranes
prevents antigens from entering
tears, saliva, breast milk
⩥ IgD does what? Answer: found on the surface of B cells
acts as an antigen receptor
,⩥ IgE does what? Answer: found on mast cells in tissues
involved in allergic reactions
⩥ What is a type 1 IgE-Mediated allergic reaction? Answer: IgE is
release by plasma cells which bind to mast cells
most common type of allergic reaction
histamine is released
inflammation, vasodilation, smooth muscle constriction
asthma, dermatitis, anaphylaxis can occur
⩥ What are clinical manifestations of an IgE-Mediated allergic
reaction? Answer: bronchospasms
wheezing
rhinorrhea
urticaria
, angioedema
dark circles under the eyes
anaphylaxis
⩥ What are first gen vs second gen antihistamines? Answer: benadryl:
first gen
loratidine: second gen
⩥ What are Dx we can do for an IgE-Mediated allergic reaction?
Answer: immunoglobulin titers
patch testing
⩥ What is therapeutic mgmt for an IgE-Mediated allergic reaction?
Answer: antihistamine
mast cell degradation inhibitor
decongestant
epi
