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NR507 Advanced Pathophysiology 2024-2025
NR 507 Adv Patho Midterm Practice Exam Test Review
Questions with Correct Answers | 100% Pass
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Read All Instructions Carefully and Answer All the
Questions Correctly Good Luck: -
Obstructive Disease - =Answer>> characterized by an
increase in resistance to airflow from the trachea and
larger bronchi to the terminal and respiratory
bronchioles
Reduction of FEV1/FVC ratio - =Answer>> Chronic
asthma
OBSTRUCTIVE
PFT Diagnosis used for chronic bronchitis -
=Answer>> -FEV1 will be decreased (obstructive)
-increased TLC
forced vital capacity - =Answer>> -the maximum
amount of air that can be removed from the lungs
during forced expiration
-normal lungs should exhale 80% of the FVC
Restrictive Disease spirometry results - =Answer>> -
FEV1, FVC, TLC are reduced
-FEV1/FVC ratio is normal
Steps to analyze pulmonary function test -
=Answer>> 1.Determine the pattern
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2.Determine the severity
3.Bronchodilator response
FEV1/FVC ratio - =Answer>> Determines if it's
obstructive of restrictive
FEV1/FVC ratio of ___% or less determines obstructive -
=Answer>> -70%
FEV1/FVC ratio of greater than ___% determines
restrictive - =Answer>> 70%
TLC is greater than __% in restrictive - =Answer>> -
80%
-80-120% represents a normal range
Obstructive pattern measurements: - =Answer>> -
FVC- decreased or normal
-FEV1 - decreased
-FEV1/FVC ratio: less than 70%
-TLC: greater than 120 represents hyperinflation
Restrictive pattern measurements - =Answer>> FVC:
decreased
-FEV1: decreased
-FEV1/FVC ratio: normal or greater 70%
-TLC: 80%
Determining the severity: mild - =Answer>> >70%
Determining the severity: moderate - =Answer>> 60-
70%
Determining the severity: Moderately Severe -
=Answer>> 50-60%
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