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Respiratory Function in Old Age: Reserve Capacity and Decline in FEV1

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Respiratory Function in Old Age: Reserve Capacity and Decline in FEV1

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Questions and Answers

What is the primary role of neutrophils in the airway?

They have a high presence in the airway to fight infection

They facilitate antigen presentation to T and B lymphocytes

They are responsible for the adaptive immune response

They are marginated in the pulmonary circulation and can be rapidly recruited (correct)

What is the primary purpose of cross-sectional formatting in CT imaging?

To allow recognition of the axial distribution of disease

Both a and c (correct)

To display the cranio-caudal distribution of disease

To highlight different structures like lung parenchyma and mediastinal vascular structures

What is the primary function of lung dendritic cells?

They are responsible for the adaptive immune response

They facilitate antigen presentation to T and B lymphocytes (correct)

They are part of the innate immune response

They help fight bacterial infections in the airway

What is the primary use of CT imaging in cases of suspected lung cancer?

All of the above Signup and view all the answers

What is the primary function of the adaptive immune response?

It provides a specific response and immunological memory Signup and view all the answers

What is the primary function of high-resolution thin-section CT scanning?

To provide detailed imaging of anatomical structures Signup and view all the answers

What is the primary purpose of coronal reformation in CT imaging?

To display the cranio-caudal distribution of disease Signup and view all the answers

Which of the following structures is NOT mentioned in the text?

Parenchyma Signup and view all the answers

What is the primary function of pleural and pericardial fat differentiation in CT imaging?

To reliably differentiate pleural and pericardial fat from pathology Signup and view all the answers

What is the primary role of the marginated pool of neutrophils in the pulmonary circulation?

They can be rapidly recruited in response to bacterial infection Signup and view all the answers