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!
For more information about this period, please see: Aurignacian Art (40,000-25,000 BCE). Cave art: the earliest known example of parietal art is the El Castillo cave painting of a red-ochre dot/disk, dating to at least 39,000 BCE.Next comes two prehistoric abstract signs (claviforms) found among the Altamira cave paintings in Cantabria (c.34,000 BCE).or more information about this period, please see: Aurignacian Art (40,000-25,000 BCE). Cave art: the earliest known example of parietal art is the El Castillo cave painting of a red-ochre dot/disk, dating to at least 39,000 BCE.