The ciliated epithelial cells are required to move particles or mucus in a specific direction. In humans, these cells are mainly present in :
1) Eustachian tube and Salivary duct
2) Bronchioles and Fallopian tubes
3) Fallopian tubes and Pancreatic duct
4) Bile duct and Bronchioles
2) Bronchioles and Fallopian tubes