B2.2.1 Flashcards
Large multicellular organisms develop systems for exchanging materials. During the development of a multicellular organism, cells differentiate so that
They can perform different functions
A tissue is
A group of cells with similar structure and function
The muscular tissue
Can contract to bring about movement
The glandular tissue can
Produce substances such as enzymes and hormones
The epithelial tissue
Covers the outside and the inside of the stomach
The stomach contains the muscular tissue to
Churn the contents
The stomach contains the glandular tissue to
Produce digestive juices
The stomach contains the epithelial tissue to
Cover the outside and inside of the stomach
Organs are made of
Tissues. One organ may contain several tissues.
Organ systems are
Groups of organs that perform a particular function
The digestive system includes glands such as
The pancreas and salivary glands which produce digestive juices
The digestive system contains the stomach and small intestine where
Digestion occurs
The digestive system contains the liver
Which produces bile
The digestive system includes the small intestine
Where the absorption of soluble food occurs
The digestive systems includes the large intestine
Where water is absorbed from the undigested food, producing faeces
