Adult (n = 15) and juvenile (n = 18) falcons were experimentally inoculated with different dosages of the same strain of Aspergillus fumigatus and an additional 3 falcons from each age group were used as uninfected control animals.
Home Â» Avascular. Avascular (Science: pathology) without blood or lymphatic vessels; may be a normal state as in certain forms of cartilage, or the result of disease. Synonym: nonvascular.
The tissue is avascular, meaning without blood vessels. Nutrient and waste exchange occurs through neighboring connective tissues by diffusion. The upper surface of epithelium is free, or exposed to the outside of the body or to an internal body cavity. The basal surface rests on connective tissue. A thin, extracellular layer called the basement membrane forms between the epithelial and connective tissue.