Respiratory System — Flashcards

At the start of inspiration (low lung volume), surfactant molecules are _____ together and surface tension is low

_____ in pH cause the O2-hemoglobin dissociation curve to shift to the right

_____ phenomenon explains the formation of nasal polyps.

Carboxyhemoglobinemia is associated with _____ SaO2, decreased O2 content, and normal PaO2

Shifts of the O2-Hb dissociation curve to the _____ occurs when there is increased affinity of hemoglobin for O2

_____ lung diseases are characterized by a decreased FEV1/FVC ratio

Asthmatic bronchoconstriction is mediated by _____ processes and parasympathetic (SNS or PNS?) tone

Obesity hypoventilation syndrome is characterized by _____ Pao2 and increased Paco2 during sleep

In the _____, oxygenation of hemoglobin promotes H+ release from its buffering sites

Cheyne-Stokes breathing is defined by respirations that oscillate between _____ and hyperpnea.