The ciliated columnar epithelial cells in humans are known to occur in :

Options

(a) eustachian tube and stomach lining
(b) bronchioles and fallopian tubes
(c) bile duct and oesophagus
(d) fallopian tubes and urethra

Correct Answer:

bronchioles and fallopian tubes

Explanation:

Ciliated epithelium is usually found in the respiratory tract, fallopian tubes