NR 507 EXAM 2 LATEST VERSIONS (VERSION
A& B) - NR 507 WEEK 4 ADVANCED
PATHOPHYSIOLOGY EXAM WITH ACTUAL
CORRECT QUESTIONS AND VERIFIED
DETAILED ANSWERS|FREQUENTLY TESTED
QUESTIONS AND
SOLUTIONS|NEWEST|GUARANTEED PASS
2026/2027
What is alloimmunity?
Immune reaction to tissues of another individual
Examples of alloimmunity
transplant rejection, transfusion reactions, Rh incompatibility
what is hypersensitivity type 4
Delayed response, Occurs 24-72 hrs after exposure
do not involve antigen/antibody complexes
Hypersensitivity type 4 is mediated by what?
T cells!!!
example of hypersensitivity type 4
contact dermatitis
poison ivy
delayed response occurs in area of contact
organ rejection is made up of what hypersensitivity and why?
Type 2 and 4.
involves cytotoxicity (2)
T cells play a role in organ rejection (4)
atopic dermatitis is example of what
type 1 hypersensitivity
contact dermatitis is example of what
1|Page
, type 4 hypersensitivity
Contact dermatitis treatment
topical corticosteroids
atopic dermatitis treatment
-Antihistamines
what is primary immunodeficiency
Deficiency in any essential component of the immune response that is mostly recessively inherited; a
gene defect;
example of primary immunodeficiency
B lymphocyte deficiency
what is secondary immunodeficiency and example
Caused by another illness, or virus. (More common than primary immunodeficiency) Ex: cancer or HIV
what is the most common cause of secondary immunodeficiency
malnutrition
most of our bodies iron stores comes from...
recycling of iron from old RBCs
What is iron deficiency anemia?
-Insufficient iron for hemoglobin synthesis; lack of
What is thalessemia?
a type of anemia, with decreased hemoglobin, problem making hmg
What is sideroblastic anemia?
anemia with increased iron in blood, but low RBCs
What is MCHC
mean corpuscular hemoglobin concentration - average Hgb concentration in a single RBC
MCHC is low in what kind of anemias? and why
Sideroblastic, iron deficiency, and thalassemia ; these anemias have a problem either with iron or hmg
MHC is normal in what anemias?
aplastic, post hemorrhagic, and hemolytic
iron deficiency anemia is what kind of anemia
2|Page
A& B) - NR 507 WEEK 4 ADVANCED
PATHOPHYSIOLOGY EXAM WITH ACTUAL
CORRECT QUESTIONS AND VERIFIED
DETAILED ANSWERS|FREQUENTLY TESTED
QUESTIONS AND
SOLUTIONS|NEWEST|GUARANTEED PASS
2026/2027
What is alloimmunity?
Immune reaction to tissues of another individual
Examples of alloimmunity
transplant rejection, transfusion reactions, Rh incompatibility
what is hypersensitivity type 4
Delayed response, Occurs 24-72 hrs after exposure
do not involve antigen/antibody complexes
Hypersensitivity type 4 is mediated by what?
T cells!!!
example of hypersensitivity type 4
contact dermatitis
poison ivy
delayed response occurs in area of contact
organ rejection is made up of what hypersensitivity and why?
Type 2 and 4.
involves cytotoxicity (2)
T cells play a role in organ rejection (4)
atopic dermatitis is example of what
type 1 hypersensitivity
contact dermatitis is example of what
1|Page
, type 4 hypersensitivity
Contact dermatitis treatment
topical corticosteroids
atopic dermatitis treatment
-Antihistamines
what is primary immunodeficiency
Deficiency in any essential component of the immune response that is mostly recessively inherited; a
gene defect;
example of primary immunodeficiency
B lymphocyte deficiency
what is secondary immunodeficiency and example
Caused by another illness, or virus. (More common than primary immunodeficiency) Ex: cancer or HIV
what is the most common cause of secondary immunodeficiency
malnutrition
most of our bodies iron stores comes from...
recycling of iron from old RBCs
What is iron deficiency anemia?
-Insufficient iron for hemoglobin synthesis; lack of
What is thalessemia?
a type of anemia, with decreased hemoglobin, problem making hmg
What is sideroblastic anemia?
anemia with increased iron in blood, but low RBCs
What is MCHC
mean corpuscular hemoglobin concentration - average Hgb concentration in a single RBC
MCHC is low in what kind of anemias? and why
Sideroblastic, iron deficiency, and thalassemia ; these anemias have a problem either with iron or hmg
MHC is normal in what anemias?
aplastic, post hemorrhagic, and hemolytic
iron deficiency anemia is what kind of anemia
2|Page
