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Respiratory System and Autonomic Nervous System Quiz

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Respiratory System and Autonomic Nervous System Quiz

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Questions and Answers

What type of respiration involves the exchange of gases between systemic capillaries and tissue cells?

External respiration

Internal respiration (correct)

Pulmonary ventilation

Alveolar respiration

What is the primary factor that drives airflow in pulmonary ventilation?

Airway resistance

Air pressure differences (correct)

Surface tension of alveolar fluid

Lung compliance

What is the term for the volume of air exchanged during one breath?

Lung capacity

Tidal volume (correct)

Spirogram

Minute ventilation

What is the purpose of surfactant in alveolar fluid?

To decrease surface tension Signup and view all the answers

What is the result of decreased lung compliance?

Lungs resist expansion Signup and view all the answers

What percentage of the tidal volume reaches the respiratory zone?

70% Signup and view all the answers

What is the primary function of hemoglobin in the transport of oxygen?

To bind to oxygen and increase its delivery to tissues Signup and view all the answers

What is the term for the air remaining in the lungs after expiratory reserve volume is exhaled?

Residual volume Signup and view all the answers

Which of the following factors does NOT affect the rate of pulmonary and systemic gas exchange?

Age of the individual Signup and view all the answers

What is the primary mechanism of carbon dioxide transport in the blood?

In the form of bicarbonate ions Signup and view all the answers

What is the effect of increased acidity on the affinity of hemoglobin for oxygen?

Decreases the affinity Signup and view all the answers

Which of the following is a result of aging on the respiratory system?

Decreased levels of blood oxygen Signup and view all the answers