Digestion

Dia: 2
Narrator: Timmy takes the first step of digestion as he chews his sandwich in his mouth
Dia: 3
Narrator: His chewed food travels down his oesophagus.
Dia: 4
Narrator: In the stomach, the sandwhich is mixed with gastric juices, breaking it down further into a semi-liquid substance called chyme
Dia: 5
Narrator: His chewed food travels down his oesophagus.
Dia: 0
*Munch*
Mmmmm this sandwich looks amazing!

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