Understanding Pleura Friction Rub

What is a key feature of pleura friction rub sounds?

• Only occurs during inspiration

• High-pitched and continuous

• Only occurs during expiration

• Low-pitched and can be continuous or discontinuous

Where are the pleura layers located?

• Surrounding the lungs

• Inside the heart

• Around the brain

• In the abdominal cavity

What symptom is commonly associated with pleura friction rub?

• Pain during deep breaths or coughing

• Headache

• Dizziness

• Nausea

What happens to the pleura layers during inflammation?

• They rub against each other

• They dissolve

• They become thicker

• They separate further apart

Which condition is NOT a cause of pleura friction rub?

• Lung cancer

• Pleurisy

• Pneumonia

• Asthma