terminal sacs

terminal saccules

the thin-walled dilations (primordial alveoli) that develop at the ends of the respiratory bronchioles and develop a close relationship with the capillaries.
Synonym(s): terminal sacs
References in periodicals archive ?
Particulate matter is tiny particles suspended in the air that when inhaled deposit in the terminal sacs of the lung.
They also linked home addresses to census data and satellite-derived atmospheric data to calculate each participant's daily exposure to fine particulate matter (PM) -- tiny particles suspended in the air that when inhaled deposit in the terminal sacs of the lung.
The researchers also linked home addresses to census data and satellite-derived atmospheric data to calculate each participant's daily exposure to fine particulate matter (PM) - tiny particles suspended in the air that when inhaled deposit in the terminal sacs of the lung.
Varying the pore size was found to exert an insignificant impact on the alveolar deposition, indicating that the emphysematous terminal sacs might receive a similar amount of inhaled aerosols.

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