Tissues, organs and organ systems

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What happens to a cell during the development of a multicellular organism?
Cells differentiate.
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What is meant by 'cell differentiation'?
This is when they become specialised to carry out particular jobs.
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What is a tissue?
A group of cells with a similar structure and function working together.
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What is the function of muscular tissue?
Contracts to bring about movement
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What is the function of glandular tissue?
Contains secretory cells that produce substances such as enzymes and hormones
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What is the function of epithelial tissue?
Epithelial tissue covers parts of the body, such as the outside of the body and internal organs.
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Plants have tissues too. What is the function of the epidermal tissues?
Epidermal tissues- cover the surfaces and protect them.
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Plants have tissues too. What is the function of the mesophyll tissues?
Mesophyll tissues: contain lots of chloroplasts and can carry out photosynthesis.
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Plants have tissues too. What is the function of the xylem and phloem tissues?
Xylem and phloem: are transport tissues; carrying water and dissolved mineral ions from roots 2 leaves and dissolved food from leaves and around the plant.
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Name 3 plant organs
stems, roots and leaves
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What are organs made of?
Tissues
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What type of tissues does the stomach contain?
muscular tissue, glandular tissues and epithelial tissue
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What are organ systems?
Groups of organs working together to perform a particular function
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Given and example of an organ system
The digestive system
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Why do humans and other mammals have the digestive system?
in order to exchange substances with the environment
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The stomach has glands such as the pancreas and salivary glands. Why?
in order to produce digestive juices
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Where does digestion occur in the digestive system?
the stomach and small intestine.
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The liver produces...
... Bile
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What happens in the small and large intestine?
In the small intestine, the absorption of soluble food occurs, and in the large intestine, water is absorbed from the undigested food, producing faeces.
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Other cards in this set

Card 2

Front

What is meant by 'cell differentiation'?

Back

This is when they become specialised to carry out particular jobs.

Card 3

Front

What is a tissue?

Back

Preview of the front of card 3

Card 4

Front

What is the function of muscular tissue?

Back

Preview of the front of card 4

Card 5

Front

What is the function of glandular tissue?

Back

Preview of the front of card 5
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