Digestion
To chew the food.
digestion
your stomach.
to help with digestion
the function of the medulla is that controls breathing, heart function, blood vessel function, digestion, sneezing and swallowing.
Gas exchange is a function of respiration not digestion.
The digestion of food, and the elimination of waste.
Digestion and absorption.
I like pudding
excretion, digestion, respiration
They aid in digestion