3.1 8a

Frage	Antworten
what are cells	cells are the basic building blocks of all living things
what is an organ	a structure that contains at least two different type of tissues that work together to complete a task
what is an organ system	two or more different organs that work together
respiratory system	takes in oxygen
circulatory system	carries food and oxygen to the cell where it is needed
excretory system	gets rid of waste
skeletal system	supports the body and enables it to move
what is digestion	the process of breaking down food into a useable form
where does digestion take place	digestive system
what is digestive tract	its the path way that food takes through a serious of organs
what are the types of digestions	.chemical .mechanical
what happens in a mechanical digestion	wits when the food is sliced, torn and crunched by your teeth
what happens in a chemical digestion	the large complex substance in the food are broken down into simpler chemicals by saliva in your mouth
what are the four types of teeth that humans have	.molar .premolar .canine incisor
what is an oesophagus	its a long muscular tube that starts from your mouth and ends at your stomach
what is peristalsis	the process of pushing food though the digestive tract
what is sphincter	circle of muscles
what happens in the stomach	food is digested

Zusammenfassung der Ressource

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