NURS 160 EXAM 3 2025QUESTIONS AND
ANSWERS
What type of breath sound to hear over large airways? - ANS Bronchovesicular
Assessing lungs - Which systemic approach should you follow? - ANS Assess from apex to
bottom
This external factor has negative effect on the quality of the sound heard - ANS Chest hair
against stethoscope
Definition of normal breath sound? - ANS Breathing heard through chest wall of healthy
person
Where is bronchovesicular breath sounds? - ANS Upper sternum and between the scapulae
Bronchial breath sounds are normal over what anatomical structure? - ANS Trachea
This wouldn't account for diminished breath sounds - ANS Common cold
What would the pt say during bronchophony? - ANS 99
Consolidation area - what sound is heard? - ANS 99 - easily heard
1 @COPYRIGHT THEBRIGHT 2025/2026
,Crackles on late inspiration may indicate? - ANS Pneumonia
Identify correct statement about wheezes: - ANS More prominent during expiration
Sound created by monophonic wheeze: - ANS Snoring
What doesn't describe a wheeze? - ANS Coarse crackles
Which location on right lalteral chest is used for breath sound - imaginary line? - ANS Right
midaxillary line
Which lung lobe only has two lobes? Why? - ANS Left lung lobe - to make room for the heart
Which lung lobe cannot be auscultated posteriorly? - ANS RML - can only be auscultated
anteriorly and laterally
Why is the Angle of Louis significant? - ANS Marks the 2nd rib and designates the tracheal
bifurcation into two bronchi
. What is normal costal angle? - ANS 90 degrees or less
. What does posterior C7 signify? - ANS Top (apices) of lungs on the back
Where are the apices of lungs related to clavicles? - ANS About an inch above the clavicles
Where does gas exchange occur? - ANS Alveoli
2 @COPYRIGHT THEBRIGHT 2025/2026
, . What is the major trigger for breath? - ANS Hypercapnia - build up of too much CO2
What structure is nicknamed the pace maker of the heart? - ANS SA Node
The heart is located between the ___ ICS and the ___ICS? - ANS 2 nd and 5th
The apex of the heart is located at ___ ICS and the _________? - ANS 5 th and left
midclavicular line
As blood circulates through the heart, it leaves the pulmonary veins and enters the? -
ANS Left atrium
Define perfusion - What are some other concepts related to it? - ANS a. Blood flow through
the body of O2 blood
b. Oxygenation, tissue integrity, nutrition, metabolism, pain, motion, elimination, and
intracranial regulation
S1 is the closing of what 2 valves? - ANS Mitral and tricuspid valves
S1 is loudest at what area of the heart? - ANS Apex
Nurses should be concerned if an S3 and S4 is: - ANS A new occurrence
True or False. An S3 is a normal finding in children, athletes, and pregnant women in 3 rd
trimester? - ANS True
3 @COPYRIGHT THEBRIGHT 2025/2026
ANSWERS
What type of breath sound to hear over large airways? - ANS Bronchovesicular
Assessing lungs - Which systemic approach should you follow? - ANS Assess from apex to
bottom
This external factor has negative effect on the quality of the sound heard - ANS Chest hair
against stethoscope
Definition of normal breath sound? - ANS Breathing heard through chest wall of healthy
person
Where is bronchovesicular breath sounds? - ANS Upper sternum and between the scapulae
Bronchial breath sounds are normal over what anatomical structure? - ANS Trachea
This wouldn't account for diminished breath sounds - ANS Common cold
What would the pt say during bronchophony? - ANS 99
Consolidation area - what sound is heard? - ANS 99 - easily heard
1 @COPYRIGHT THEBRIGHT 2025/2026
,Crackles on late inspiration may indicate? - ANS Pneumonia
Identify correct statement about wheezes: - ANS More prominent during expiration
Sound created by monophonic wheeze: - ANS Snoring
What doesn't describe a wheeze? - ANS Coarse crackles
Which location on right lalteral chest is used for breath sound - imaginary line? - ANS Right
midaxillary line
Which lung lobe only has two lobes? Why? - ANS Left lung lobe - to make room for the heart
Which lung lobe cannot be auscultated posteriorly? - ANS RML - can only be auscultated
anteriorly and laterally
Why is the Angle of Louis significant? - ANS Marks the 2nd rib and designates the tracheal
bifurcation into two bronchi
. What is normal costal angle? - ANS 90 degrees or less
. What does posterior C7 signify? - ANS Top (apices) of lungs on the back
Where are the apices of lungs related to clavicles? - ANS About an inch above the clavicles
Where does gas exchange occur? - ANS Alveoli
2 @COPYRIGHT THEBRIGHT 2025/2026
, . What is the major trigger for breath? - ANS Hypercapnia - build up of too much CO2
What structure is nicknamed the pace maker of the heart? - ANS SA Node
The heart is located between the ___ ICS and the ___ICS? - ANS 2 nd and 5th
The apex of the heart is located at ___ ICS and the _________? - ANS 5 th and left
midclavicular line
As blood circulates through the heart, it leaves the pulmonary veins and enters the? -
ANS Left atrium
Define perfusion - What are some other concepts related to it? - ANS a. Blood flow through
the body of O2 blood
b. Oxygenation, tissue integrity, nutrition, metabolism, pain, motion, elimination, and
intracranial regulation
S1 is the closing of what 2 valves? - ANS Mitral and tricuspid valves
S1 is loudest at what area of the heart? - ANS Apex
Nurses should be concerned if an S3 and S4 is: - ANS A new occurrence
True or False. An S3 is a normal finding in children, athletes, and pregnant women in 3 rd
trimester? - ANS True
3 @COPYRIGHT THEBRIGHT 2025/2026
