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Animal system and the digestive system - Coggle Diagram
Animal system and the digestive system
a system is made up of different parts working together to carry out certain function
A torch needs a few parts working together
such as batteries and light bulb
in order to give off light
It is a system
A fork does not need other parts to pick up food
It is not a system
In living organism
Their bodies consist of several organ system
They work together to support their lives
If any one of the organ system fails
The living organism cannot function properly anymore and will die
Some of the major organ system in the human body include
The digestive system
Mouth
Breaks down food into simpler substances
Gullet
Connect the mouth and the stomach
stomach
Digest the food
Small intestine
Absorbs digested food into the blood stream
Large intestine
Absorbs water from undigested food
Anus
It is where solid wastes or feaces are passed out of the body
The respiratory system
Nose
It takes in oxygen
Gives out carbon dioxide
Windpipe
Transport oxygen
Lungs
Oxygen from lungs moves to heart
Diaphragm
The circulatory system
Heart
It transport useful substances
Blood vessels
It transport waste substances and carbon dioxide from all parts of the body
So that they can be removed
The muscular system
Different types of muscles in the body
Helps in the movement of various body parts
The skeletal system
Bones
Gives the body shape and support
Ligaments
Connect bone to bone
Tendons
Connect muscle to bone
Cartilage
How the size of food affects the speed of digestion
The size affects how fast the food is digested
The size affects the amount of exposed surface area
The smaller the food
The larger the exposed surface area to the digestive juices
The faster it will be digested
The larger the food
The smaller the exposed surface area to the digestive juices
The slower it will be digested