1
NR 507 WEEK 4 MIDTERM A C T U A L S T U D Y G U I D E
2026-27 LATEST UPDATED VERSION WITH
QUESTIONS AND CORRECT ANSWERS
The coronary ostia are located in the: (Points : 2)
Left ventricle
Aortic valve
Coronary sinus
Aorta
Where in the respiratory tract do the majority of foreign objects aspirated by children finally lodge?
(Points : 2)
Trachea
Left lung
Bronchus
i
Bronchioles
Which type of antibody is involved in type I hypersensitivity reaction? (Points : 2)
IgA
i IgE
IgG
IgM
Hypersensitivity is best defined as a(an): (Points : 2)
Disturbance in the immunologic tolerance of self-antigens
Immunologic reaction of one person to the tissue of another person
Altered iimmunologic iresponse ito ian iantigen ithat iresults iin idisease
i
Undetectable immune response in the presence of antigens
What is the final stage of the infectious process? (Points : 2)
Colonization
Invasion
Multiplication
i Spread 1. Colonization 2. Invasion 3. Multiply 4. spread
The function of the foramen ovale in a fetus allows what to occur? (Points : 2)
iRight-to-leftibloodishunting
Left-to-right blood shunting
Blood flow from the umbilical cord
Blood flow to the lungs
, 2
It has been determined that a tumor is in stage 2. What is the meaning of this finding? (Points
:2)
Cancer is confined to the organ of origin.
Cancer has spread to regional
structures.
Cancer iis ilocally iinvasive.
i
Cancer has spread to distant sites
What is the primary problem resulting from respiratory distress syndrome (RDS) of the newborn? (Points
: 2)
Consolidation
Pulmonary edema
iAtelectasis
Bronchiolar plugging
Which statement is true concerning the IgM? (Points : 2)
i IgMiis itheifirst iantibody iproduced iduring ithe iinitial iresponse itoianiantigen.
IgM mediates many common allergic responses.
IgM is the most abundant class of immunoglobulins.
IgM is capable of crossing the human placenta.
Apoptosis is a(an): (Points : 2)
Normal imechanism ifor icells ito iself-destruct iwhen igrowth iis iexcessive
i
Antigrowth signal activated by the tumor-suppressor gene Rb
Mutation of cell growth stimulated by the TP53 gene
Transformation of cells from dysplasia to anaplasia
Which statement concerning benign tumors is true? (Points : 2)
The resulting pain is severe.
Benign tumors are not encapsulated.
Benign tumors are fast growing.
Theicells iare iwell-differentiated.
i
Which complex (wave) represents the sum of all ventricular muscle cell depolarizations? (Points
: 2)
PRS
i QRS
QT interval
P
NR 507 WEEK 4 MIDTERM A C T U A L S T U D Y G U I D E
2026-27 LATEST UPDATED VERSION WITH
QUESTIONS AND CORRECT ANSWERS
The coronary ostia are located in the: (Points : 2)
Left ventricle
Aortic valve
Coronary sinus
Aorta
Where in the respiratory tract do the majority of foreign objects aspirated by children finally lodge?
(Points : 2)
Trachea
Left lung
Bronchus
i
Bronchioles
Which type of antibody is involved in type I hypersensitivity reaction? (Points : 2)
IgA
i IgE
IgG
IgM
Hypersensitivity is best defined as a(an): (Points : 2)
Disturbance in the immunologic tolerance of self-antigens
Immunologic reaction of one person to the tissue of another person
Altered iimmunologic iresponse ito ian iantigen ithat iresults iin idisease
i
Undetectable immune response in the presence of antigens
What is the final stage of the infectious process? (Points : 2)
Colonization
Invasion
Multiplication
i Spread 1. Colonization 2. Invasion 3. Multiply 4. spread
The function of the foramen ovale in a fetus allows what to occur? (Points : 2)
iRight-to-leftibloodishunting
Left-to-right blood shunting
Blood flow from the umbilical cord
Blood flow to the lungs
, 2
It has been determined that a tumor is in stage 2. What is the meaning of this finding? (Points
:2)
Cancer is confined to the organ of origin.
Cancer has spread to regional
structures.
Cancer iis ilocally iinvasive.
i
Cancer has spread to distant sites
What is the primary problem resulting from respiratory distress syndrome (RDS) of the newborn? (Points
: 2)
Consolidation
Pulmonary edema
iAtelectasis
Bronchiolar plugging
Which statement is true concerning the IgM? (Points : 2)
i IgMiis itheifirst iantibody iproduced iduring ithe iinitial iresponse itoianiantigen.
IgM mediates many common allergic responses.
IgM is the most abundant class of immunoglobulins.
IgM is capable of crossing the human placenta.
Apoptosis is a(an): (Points : 2)
Normal imechanism ifor icells ito iself-destruct iwhen igrowth iis iexcessive
i
Antigrowth signal activated by the tumor-suppressor gene Rb
Mutation of cell growth stimulated by the TP53 gene
Transformation of cells from dysplasia to anaplasia
Which statement concerning benign tumors is true? (Points : 2)
The resulting pain is severe.
Benign tumors are not encapsulated.
Benign tumors are fast growing.
Theicells iare iwell-differentiated.
i
Which complex (wave) represents the sum of all ventricular muscle cell depolarizations? (Points
: 2)
PRS
i QRS
QT interval
P
