Question

Movement of food through the oesophagus is due to
lubrication by saliva
peristalsis
gravitational pull
all of the above ​

Answer 1

Typical movement of the esophagus, stomach, and intestine is called peristalsis. The action of peristalsis looks like an ocean wave moving through the muscle. ... However, as the food approaches the closed ring, the surrounding muscles relax and allow the food to pass.

Answer 2

Answer:

Peristalsis

Additional information

it is the muscles in the digestive system which contracts and relax when food passes through it due to which movement of food occurs.