Sagot :
Answer:
No
Explanation:
The esophagus is a muscular tube that connects your mouth and your stomach. Rings of muscle (sphincters) in the upper and lower portions contract and relax to allow food and liquid to pass.
Answer:
No
Explanation:
The esophagus is a muscular tube that connects your mouth and your stomach. Rings of muscle (sphincters) in the upper and lower portions contract and relax to allow food and liquid to pass.