A) serosa, longitudinal muscle, mucosa/ submucosa
B) mucosa, serosa, long muscle
C) serosa, long muscle, circular, submucosa, mucosa
D) serosa/ long muscle, submucosa, mucosa
Correct Answer: C
Solution :
The wall of alimentary canal is made up of four basic layers. 1st of all there is serosa which is a thin membranous covering around oesophagus. Then there is muscle layer-outer layer of longitudinal muscles and inner layer of circular muscles. Last there is submucosa which contains a few oesophageal glands. Then comes mucosa which have several layers of flattened cells.
You need to login to perform this action.
You will be redirected in
3 sec
