cochlear canaliculus a small canal in the petrous part of the temporal bone that interconnects the scala tympani with the subarachnoid space; it houses the perilymphatic duct and a small vein. dental canaliculi minute channels in dentin, extending from the pulp cavity to the overlying cement and enamel.
Lung infarction. Lung infarction, death of one or more sections of lung tissue due to deprivation of an adequate blood supply. The section of dead tissue is called an infarct. The cessation or lessening of blood flow results ordinarily from an obstruction in a blood vessel that serves the lung.
process goes awry and the tissue around the air sacs (alveoli) becomes scarred and thickened. ... It begins when scar tissue or low oxygen levels restrict the smallest blood vessels, limiting ... The lung scarring that occurs in interstitial lung disease is often irreversible, and treatment ...