A bronchopulmonary segment is a portion of lung that is supplied by a segmental bronchus and its adjacent blood vessels. Bronchi, anterior view. The right mainstem bronchus divides into the right upper lobe bronchus and the bronchus intermedius.
First Forms of Art. The first type of art was cave painting.The earliest known paintings were found in the El Castillo cave in Spain! One faint red dot is said to be more than 40,000 years old!A red ochre painting was discovered at Arnhem Land plateau in Australia.It Showed 2 emu like birds(Picture 1).irst Forms of Art. The first type of art was cave painting.The earliest known paintings were found in the El Castillo cave in Spain! One faint red dot is said to be more than 40,000 years old!
Painting on Bark is the oldest form of Aboriginal art but many bark paintings have perished over time. Not only is the bark prone to decay and disintegration, but the ochre paints too need a stable substrade (base on which to paint) to lengthen their own relatively short life.5.ainting on Bark is the oldest form of Aboriginal art but many bark paintings have perished over time. Not only is the bark prone to decay and disintegration, but the ochre paints too need a stable substrade (base on which to paint) to lengthen their own relatively short life.