Respiratory System — Flashcards

In zone _____ of the lung, alveolar ventilation (V) is highest

In zone 2 of the lung, blood flow is driven by the difference between _____ and alveolar pressure

The _____ in red blood cells (from H2CO3) is transported into the plasma in exchange for Cl-

The V/Q ratio is _____ in zone 1 (apex) of the lung

The _____ pressure across the lungs is calculated as alveolar pressure minus intrapleural pressure

SP-_____ & SP-C - are the key protein members of the monomolecular film of surfactant.

The smooth muscle of the conducting airways of the lung _____ in response to sympathetic activation of beta-2 adrenergic receptors

Central chemoreceptors respond indirectly to increased _____ and directly to decreased pH

The _____ respiratory group is primarily responsible for expiration and is not active during normal, quiet breathing

The gradient between PAo2 - PaO2 is known as the _____ and is normally 10 - 15 mmHg