Midterm Exam: NR507 NR-507

Midterm Exam: NR507 / NR-507

(Latest 2025 / 2026 Update) Advanced Pathophysiology | Questions with Verified Answers | 100% Correct | Grade A - Chamberlain

Question:

Asthma

• define it
• what happens with airways?
• s/s

Answer:

• A chronic allergic disorder characterized by episodes of severe breathing

difficulty, coughing, and wheezing.

• airways constricted, this is why you will hear wheezing

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Question:

Intrinsic vs Extrinsic Asthma

Answer:

Intrinsic, triggered by something internal such as anxiety Extrinsic: triggered by something "outside" the body. Dust mites, pet dander, pollen

Question:

how (medication) is intermittent asthma treated?

how is mild-persistent asthma defined

Answer:

• short acting beta2-agonist (albuterol) inhalers are prescribed

• asthma that acts up over 3-4 days a month

MUST KNOW THESE FACTS

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Question:

COPD

• what will FEV1 show?
• how is COPD affected by bronchodilators?
• how diagnosed?

Answer:

well COPD is obstructive (emphysema or chronic bronchitis) and so FEV1 will be decreased

• not responsive to bronchodilators

• pulm function tests, blood gases, chest imaging, physical tests

Question:

GOLD Pulm Function Tests

• mild, moderate, severe

Answer:

Gold 1: FEV1 greater than 80% of predicted

Gold 2: moderate between 50 and 80 predicted

Gold 3: Severe between 30 and 50

Gold 4: Very severe, less than 30

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Question:

Emphysema

• where is the damage done?
• what is it?
• what type of breathing?
• what type of chest?

Answer:

• patients can get the air in but they cant get it out, air gets trapped
• impaired gas exchange
• barrel chest, due to air trapping causing the lungs to expand
• flattened diaphragm, diaphragm is the respiratory muscle..really effects

quality of breathing

• pursed lip breathing

Question:

chronic bronchitis

• where does the damage occur?
• what are some signs/symptoms?

Answer:

inflammation of bronchi persisting over a long time; type of chronic obstructive pulmonary disease (COPD)

• copious amounts of sputum

-dyspnea, wheezing, rhonchi, cyanosis

• the damage is done in the airways, mucous build-up in the airways
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