The Paranasal Sinuses. The paranasal sinuses are air-filled extensions of the respiratory part of the nasal cavity. There are four paired sinuses, named according to the bone in which they are located; maxillary, frontal, sphenoid and ethmoid. The function of the sinuses is not clear.
Kanpur. Kanpur is located 80 km away from Lucknow, the capital of Uttar Pradesh state in India. The rivers Ganges and Yamuna flow in north-east and south side of the city respectively.Kanpur is 1050 sq km in area and 125 m above sea level.anpur. Kanpur is located 80 km away from Lucknow, the capital of Uttar Pradesh state in India. The rivers Ganges and Yamuna flow in north-east and south side of the city respectively. Kanpur is 1050 sq km in area and 125 m above sea level.
RAIPUR TOURISM. Raipur is a beautiful city situated in Chhattisgarh in Central India. Also, because it is the capital city of this state, Raipur is very significant and prominent, especially for its steel markets. Raipur is home to one of the biggest and largest steel markets in India and also one of the biggest industrial centers.