NR 507 Week 4 Midterm 58/60 = 96.7% exam with 60 Quiz & Answers.

NR 507 Week 4 Midterm 58/60 = 96.7%
exam with 60 Quiz & Answers.
NR 507 Week 4 Midterm 58/60 = 96.7%
exam with 60 Quiz & Answers.
1 The coronary ostia are located in the: (Points : 2)
a. Left ventricle
b. Aortic valve
c. Coronary sinus
d. Aorta - ANSWER- 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 - ANSWER- c. Bronchus

3 Which type of antibody is involved in type I hypersensitivity reaction? (Points : 2)
a. IgA
b. IgE
c. IgG
d. IgM - ANSWER- b. IgE

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 - ANSWER- 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) - ANSWER- 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 - ANSWER- a. Righttoleft blood shunting

, NR 507 Week 4 Midterm 58/60 = 96.7%
exam with 60 Quiz & Answers.
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 - ANSWER- 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. - ANSWER- a. 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 - ANSWER- a. 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. - ANSWER- d. The cells are welldifferentiated.

Which complex (wave) represents the sum of all ventricular muscle cell depolarizations?
(Points
: 2)
a. PRS
b. QRS
c. QT interval
d. P - ANSWER- b. QRS

Which organism is a common sexually transmitted bacterial infection? (Points : 2)
a. Staphylococcus aureus
b. Clostridium perfringens
c. Helicobacter pylori
d. Treponema pallidum - ANSWER- d. Treponema pallidum