Respiratory System — Flashcards

During exercise or in diseases with increased airway resistance (e.g. asthma), _____ muscles and internal intercostal muscles may be used to aid expiration

If there is a(n) _____ obstruction, the V/Q ratio = (dead space)*

CO2 binding to hemoglobin favors the _____ form, thus reducing Hb affinity for O2

Type I glomus cells (carotid and aortic body) have O2-sensitive _____ channels, whose conductance is reduced in proportion to the degree of hypoxia.

What are the causes of death in dry drowning?_____ and Laryngeal spasm

Peripheral chemoreceptors are stimulated by decreased _____ and pH

_____ intercostals help in inspiration whereas internal intercostals help in expiration.

Peripheral chemoreceptors respond PRIMARILY to decreases in _____ and pH

_____ is defined as a decrease of O2 delivery to tissues

Central chemoreceptors are especially sensitive to the _____ of the cerebrospinal fluid