Human: Heart / Circulatory Organs

Illustration of a pulmonary lobule with the arterial and venous pathways and associated bronchial branches. An acinus has been opened to show the alveolar duct. 2nd model of an adjacent alveolus: magnification approximately 1000x. Showing the alveolar wall, its vessels, epithelial covering, and elastic and muscular elements. The separate course of the arterial and venous vessels in this size region has been particularly emphasized. On stand with green base. Indivisible.

Weight (bw): 2.65 kg
Height: 45 cm
Width: 48 cm
Length: 16 cm