Answer the following question comprehensively.
 
Outline the parts of the human alimentary canal.
Answer variants:
J-shaped sac
Food pipe
Common passage for food and air
Digestion of starch
Gallbladder
Diaphragm
Longest part of the alimentary canal

a. Buccal cavity -
 
b. Pharynx -
 
c. Oesophagus - 
 
d. Stomach -
 
e. Small intestine -