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Apneustic Centre and Breathing Control Quiz

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Apneustic Centre and Breathing Control Quiz

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Questions and Answers

What effect do SARs have on respiratory frequency?

No effect

Increase it (correct)

Stabilize it

Decrease it

When do SARs become important according to the text?

At low tidal volumes

During exercise with increased tidal volume (correct)

In chronic obstructive lung diseases

During rest

In infants, what is the likely role of SARs?

Have no significant role

Increase tidal volume

Help terminate normal inspiration (correct)

Activate expiratory neurons

What pattern of breathing is observed after brainstem transection?

Apneustic breathing Signup and view all the answers

What significance do Hering-Breuer receptors have in normal adults?

Activated at end normal tidal volumes Signup and view all the answers

When do Hering-Breuer receptors become important in chronic obstructive lung diseases?

When lungs are more distended Signup and view all the answers

Which factor influences respiration according to the text?

Chemical and mechanical factors Signup and view all the answers

What is the effect of speeding inspiratory termination on respiratory frequency?

Increase respiratory frequency Signup and view all the answers