Question
Biology Question on Animal Tissues
The ciliated columnar epithelial cells in humans are known to occur in
A
Bile duct and oesophagus
B
Fallopian tubes and urethra
C
Eustachian tube and stomach lining
D
Bronchioles and Fallopian tubes
Answer
Bronchioles and Fallopian tubes
Explanation
Solution
The ciliated columnar epithelial cells in humans are present in the nasal passages, oviducts (Fallopian tubes) terminal bronchioles, ventricles of the brain and central canal of the spinal cord of the embryo. Columnar ciliated epithelium consists of columnar cells, which bear cilia on the free surface.