Respiratory System Quiz

What is the primary area for rhythm generation in respiration?

• Medulla Oblongata

• Cerebral Cortex

• Spinal Cord

• Pons

Which type of breathing is characterized by increased frequency without an increase in tidal volume?

• Apnea

• Tachypnea

• Eupnea

• Hyperpnea

What is the role of alveolar macrophages?

• Regulate blood pressure

• Produce surfactant

• Initiate inflammation

• Control breathing rate

Which receptors respond to changes in blood composition?

• Mechanoreceptors

• Chemoreceptors

• Thermoreceptors

• Photoreceptors

What is the effect of high altitude on oxygen levels in the body?

• Decreased oxygen availability

• Increased oxygen availability

• No effect on oxygen levels

• Increased carbon dioxide levels

Which type of breathing pattern is associated with prolonged inspiration?

• Eupnea

• Tachypnea

• Apneusis

• Cheyne-Stokes Breathing

What is the primary function of the central pattern generator?

• Control heart rate

• Process sensory information

• Regulate muscle contraction

• Maintain normal breathing rhythm

Which part of the brain is involved in sensory modulation of respiration?

• Hypothalamus

• Cerebellum

• Medulla

• Thalamus

What is the primary role of surfactant in the lungs?

• Enhance muscle contraction

• Increase blood flow

• Prevent lung collapse

• Facilitate gas exchange

Which type of leukocyte is primarily involved in recognizing pathogens in the lungs?

• Basophils

• Macrophages

• Neutrophils

• Eosinophils