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!
Ancient Cave Paintings. Cave paintings are paintings found on cave walls and ceilings, and especially refer to those of prehistoric origin. The earliest such art in Europe dates back to the Aurignacian period, approximately 40,000 years ago, and is found in the El Castillo cave in Cantabria, Spain.