22 September
2026
NR 507 WEEK 4 MIDTERM EXAM 2026/2027 | 60
HIGH-YIELD QUESTIONS & VERIFIED
ANSWERS | LATEST TEST PREP | RECENT &
MOST TESTED TOPICS | A+ PREPARATION
1 The coronary ostia are located in the: (Points : 2)
a. Left ventricle
b. Aortic valve
c. Coronary sinus
d. Aorta
d. Aorta
2 Where in the respiratory tract do the majority of foreign objects aspirated by children
finally lodge? (Points : 2)
a. Trachea
b. Left lung
c. Bronchus
d. Bronchioles
c. Bronchus
3 Which type of antibody is involved in type I hypersensitivity reaction? (Points : 2) a.
IgA
b. IgE
c. IgG
d. IgM
b. IgE
, 22 September
2026
4 Hypersensitivity is best defined as a(an): (Points : 2)
a. Disturbance in the immunologic tolerance of selfantigens
b. Immunologic reaction of one person to the tissue of another person
c. Altered immunologic response to an antigen that results in disease
d. Undetectable immune response in the presence of antigens
c. Altered immunologic response to an antigen that results in disease
5 What is the final stage of the infectious process? (Points : 2)
a. Colonization
b. Invasion
c. Multiplication
d. Spread (1. Colonization 2. Invasion 3. Multiply 4. Spread)
d. Spread (1. Colonization 2. Invasion 3. Multiply 4. Spread)
6 The function of the foramen ovale in a fetus allows what to occur? (Points : 2) a.
Righttoleft blood shunting
b. Lefttoright blood shunting
c. Blood flow from the umbilical cord
d. Blood flow to the lungs
Righttoleft blood shunting
7 It has been determined that a tumor is in stage 2. What is the meaning of this finding?
(Points :
2)
a. Cancer is confined to the organ of origin.
b. Cancer has spread to regional structures.
c. Cancer is locally invasive.
d. Cancer has spread to distant sites
, 22 September
2026
c. Cancer is locally invasive.
9 Which statement is true concerning the IgM? (Points : 2)
a. IgM is the first antibody produced during the initial response to an antigen.
b. IgM mediates many common allergic responses.
c. IgM is the most abundant class of immunoglobulins.
d. IgM is capable of crossing the human placenta.
IgM is the first antibody produced during the initial response to an antigen.
10 Apoptosis is a(an): (Points : 2)
a. Normal mechanism for cells to selfdestruct when growth is excessive
b. Antigrowth signal activated by the tumorsuppressor gene Rb
c. Mutation of cell growth stimulated by the TP53 gene
d. Transformation of cells from dysplasia to anaplasia
Normal mechanism for cells to selfdestruct when growth is excessive
11 Which statement concerning benign tumors is true? (Points : 2)
a. The resulting pain is severe.
b. Benign tumors are not encapsulated.
c. Benign tumors are fast growing.
d. The cells are welldifferentiated.
d. The cells are welldifferentiated.
2026
NR 507 WEEK 4 MIDTERM EXAM 2026/2027 | 60
HIGH-YIELD QUESTIONS & VERIFIED
ANSWERS | LATEST TEST PREP | RECENT &
MOST TESTED TOPICS | A+ PREPARATION
1 The coronary ostia are located in the: (Points : 2)
a. Left ventricle
b. Aortic valve
c. Coronary sinus
d. Aorta
d. Aorta
2 Where in the respiratory tract do the majority of foreign objects aspirated by children
finally lodge? (Points : 2)
a. Trachea
b. Left lung
c. Bronchus
d. Bronchioles
c. Bronchus
3 Which type of antibody is involved in type I hypersensitivity reaction? (Points : 2) a.
IgA
b. IgE
c. IgG
d. IgM
b. IgE
, 22 September
2026
4 Hypersensitivity is best defined as a(an): (Points : 2)
a. Disturbance in the immunologic tolerance of selfantigens
b. Immunologic reaction of one person to the tissue of another person
c. Altered immunologic response to an antigen that results in disease
d. Undetectable immune response in the presence of antigens
c. Altered immunologic response to an antigen that results in disease
5 What is the final stage of the infectious process? (Points : 2)
a. Colonization
b. Invasion
c. Multiplication
d. Spread (1. Colonization 2. Invasion 3. Multiply 4. Spread)
d. Spread (1. Colonization 2. Invasion 3. Multiply 4. Spread)
6 The function of the foramen ovale in a fetus allows what to occur? (Points : 2) a.
Righttoleft blood shunting
b. Lefttoright blood shunting
c. Blood flow from the umbilical cord
d. Blood flow to the lungs
Righttoleft blood shunting
7 It has been determined that a tumor is in stage 2. What is the meaning of this finding?
(Points :
2)
a. Cancer is confined to the organ of origin.
b. Cancer has spread to regional structures.
c. Cancer is locally invasive.
d. Cancer has spread to distant sites
, 22 September
2026
c. Cancer is locally invasive.
9 Which statement is true concerning the IgM? (Points : 2)
a. IgM is the first antibody produced during the initial response to an antigen.
b. IgM mediates many common allergic responses.
c. IgM is the most abundant class of immunoglobulins.
d. IgM is capable of crossing the human placenta.
IgM is the first antibody produced during the initial response to an antigen.
10 Apoptosis is a(an): (Points : 2)
a. Normal mechanism for cells to selfdestruct when growth is excessive
b. Antigrowth signal activated by the tumorsuppressor gene Rb
c. Mutation of cell growth stimulated by the TP53 gene
d. Transformation of cells from dysplasia to anaplasia
Normal mechanism for cells to selfdestruct when growth is excessive
11 Which statement concerning benign tumors is true? (Points : 2)
a. The resulting pain is severe.
b. Benign tumors are not encapsulated.
c. Benign tumors are fast growing.
d. The cells are welldifferentiated.
d. The cells are welldifferentiated.
