NUR 104 Exam 2: Inflammation, Immunity, Infection
NUR 104 Exam 2: Inflammation, Immunity, Infection
NUR 104 Exam 2: Inflammation, Immunity, Infection
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NUR 104 Exam 2: Inflammation, Immunity,
Infection Exam/52 Q’s and A’s
inflammation (inflammatory response)? - -sequential reaction to cell injury.
1) neutralizes and dilutes the inflammatory agent, 2) removes necrotic
materials, 3) establishes environment suitable for healing and repair
-inflammation vs. infection? - -inflammation is always present with infection,
but infection is not always present with inflammation
-chronic conditions? - -cause chronic inflammation, immune system is
always fighting, more susceptible to other things
-cellular response assessment? - -pull labs, need to know normal range to
assess
-cells involved in inflammation? - -white blood cells, red blood cells,
platelets (all manufactured in bone marrow). if patient takes aspirin,
excessive bleeding
-local response to inflammation? - -specific site: erythema (redness), heat,
pain, swelling (extra blood), loss of function (less space due to swelling)
-systemic response to inflammation? - -whole body: increased WBC (shift to
the left), malaise (unwell), nausea, anorexia, increased pulse/respiration,
fever (only if infection - cytokines trigger by initiating changes in
hypothalamus temperature-regulating center, epiniephrine increases
metabolic rate)
-high fever? - ->104 damage to body cells, >105 hypothalamus cannot
function to regulate temperature
-fever? - -increased phagocytosis (shivering is body's attempt to increase
temperature to fever level)
-types of inflammatory responses? - -acute (2-3 weeks healing, no residual
damage, mainly neutrophils), subacute (lasts longer than 2-3 weeks), chronic
(can last years, mainly macrophages/lymphocytes, can impact immune
system (autoimmune diseases))
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