2025/2026 COMPLETE QUESTIONS AND
CORRECT ANSWERS (VERIFIED ANSWERS)
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Terms in this set (79)
Which chest structure ANS: B
contains all the thoracic The mediastinum, situated between the lungs,
viscera except the lungs? contains all the thoracic viscera except the lungs. The
a. Manubrium manubrium and xiphoid are parts of the sternum. The
b. Mediastinum pleural cavities enclose the lungs.
c. Sternum
d. Xiphoid
e. Pleural cavities
Which bronchial ANS: C
structure(s) is (are) most The right mainstem bronchus has a more downward
susceptible to aspiration slope and is less angled than the left bronchus.
of foreign bodies? Therefore, it is more likely to be a site of aspiration
a. Left mainstem bronchus and is a more likely site for endotracheal tubes that
b. Terminal bronchioles are advanced too far.
c. Right mainstem
bronchus
d. Right respiratory
bronchioles
e. Left respiratory
bronchioles
,When auscultating the ANS: B
apex of the lung, you The apices of the lungs are 4 cm above the first rib.
should listen
a. even with the second
rib.
b. 4 cm above the first rib.
c. higher on the right side.
d. on the convex
diaphragm surface.
e. directly over the
clavicles.
You are documenting a ANS: A
rash between the eighth The number of each intercostal space corresponds to
and ninth ribs on the that of the rib immediately above it.
lateral border. This
intercostal space will be
documented in terms of
the
a. rib immediately above it.
b. rib immediately below
it.
c. number of centimeters it
is positioned below the
clavicle.
d. number of inches it is
positioned below the
clavicle.
e. relationship to the
sternum.
,To begin counting the ribs ANS: B
and the intercostal spaces, The angle of Louis, the junction of the manubrium and
you begin by palpating the sternum, corresponds to the second rib, the
the reference point of the reference point for counting ribs and intercostal
a. distal point of the spaces.
xiphoid.
b. manubriosternal
junction.
c. suprasternal notch.
d. acromion process.
e. clavicle.
Fetal gas exchange is ANS: D
mediated by the The placenta is the source for fetal gas exchange; the
a. pleura. lungs contain no air, and the alveoli are collapsed.
b. heart.
c. amniotic fluid.
d. placenta.
e. lungs.
The foramen ovale should ANS: C
close by The decrease in pulmonary pressures within the first
a. 24 weeks of gestation. minutes of life leads to closure of the foramen ovale.
b. the initiation of labor.
c. within minutes of birth.
d. 4 weeks of age.
e. 12 months of age.
, Increased oxygen tension ANS: A
in the arterial blood of a Increased oxygen tension in the arterial blood usually
newborn infant causes stimulates contraction and closure of the ductus
a. closure of the ductus arteriosus.
arteriosus.
b. hyperinflation of the
lungs.
c. passive respiratory
movements.
d. reopening of the
foramen ovale.
e. the pulmonary arteries
to contract.
The anteroposterior ANS: A
diameter of the chest is The chests of infants are generally round, with equal
normally approximately dimensions of anteroposterior and transverse
the same as the transverse diameters.
diameter in which age
group?
a. Infants
b. School-age children
c. Adolescents
d. Young adults
e. Older adults