Advanced Pathophysiology UTMB 5355 EXAM 2 Questions With Correct Answers
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Advanced Pathophysiology
Advanced Pathophysiology UTMB 5355
EXAM 2 Questions With Correct Answers
The effects of vasodilation during an inflammatory response cause which of the following? -
answerSlower blood viscosity
Which of the following is a role of histamine when released by mast cells? - answerIncreased
Vascula...
Advanced Pathophysiology UTMB 5355
EXAM 2 Questions With Correct Answers
The effects of vasodilation during an inflammatory response cause which of the following? -
answer✔Slower blood viscosity
Which of the following is a role of histamine when released by mast cells? - answer✔Increased
Vascular Permeability
Which of the following results when histamine attaches to the H1 receptor? - answer✔Smooth
muscle contraction, increased chemotaxis, stimulation of prostaglandin synthesis
Which chemical mediator is responsible for prolonged asthma symptoms such as
bronchoconstriction and inflammation? - answer✔Leukotrienes
Which of the following are an active modulator of allergic reactions in the immune system? -
answer✔Eosinophils
directs movement of cells along a chemical gradient attracting eosinophils and neutrophils to the
site of inflammation. - answer✔Chemotaxis
What are the functions of interferons? - answer✔Protect against viral infection, modulate
inflammatory response
Your patient has seasonal allergic rhinitis. Which type of hypersensitivity reaction is this? -
answer✔Type 1
Your patient has diagnosis of Grave's disease. Which type of Hypersensitivity reaction is this? -
answer✔Type 2
Which of the following is a type III hypersensitivity reaction? - answer✔Glomerulonephritis
Which of the following statement is true regarding Type IV Reactions? - answer✔The reaction is
mediated by T lymphocytes
Which of the following statements are true regarding exotoxins? - answer✔damage cell
membranes, activate second messengers, inhibit protein synthesis
immunity is produced by an individual after natural exposure to an antigen or after immunization
- answer✔Active
immunity produces immunoglobulins that bind to antigens and neutralize their effects -
answer✔Humoral
stimulates the proliferation of T cells and B cells during inflammation - answer✔Interleukins
Catecholamines decrease which of the following immune system cells during chronic stress? -
answer✔Natural Killer cells
interfere with insulin signaling leading to insulin resistance in stress, obesity, and Type 2
Diabetes. - answer✔Pro-inflammatory cytokines
what type of immunity is produced when an immunoglobulin crosses the placenta? -
answer✔Passive acquired
the normal microbiome - answer✔The body's surfaces are colonized with a variety of
microorganisms, Surfaces, such as skin and mucous membranes of eyes, upper and lower GI
tracts, urethra and vagina are colonized by a combination of bacteria and fungi that are unique to
a particular location and individual.
If immunocompromised the microbiome can lead to - answer✔opportunistic infections or loss of
integrity of the body surface areas.
Type 1 hypersensitivity example - answer✔seasonal rhinitis
Type 1 hypersensitivity - answer✔IgE mediated, binds to mast cell which causes release of
histamine and other inflammatory cytokines
Eosinphils are active in which hypersensitivity? - answer✔Type 1
Histamine binds to _ to cause allergic reaction - answer✔H1 receptors
Where are H1 receptors found? - answer✔smooth muscle, endothelium, bronchial lining, oral
mucosa
act to prevent over reactions in the smooth muscle contractions brought on by histamine binding
to H1 receptors - answer✔H2 receptors
histamine binding to H1 causes - answer✔smooth muscle contraction
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