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Beschreibung
Karteikarten von Charnanigan14, aktualisiert more than 1 year ago
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Erstellt von Charnanigan14
vor mehr als 10 Jahre
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| Frage | Antworten |
| What is a tissue? | A group of cells with a similar structure and function working together. |
| What does muscular tissue do? | Contracts to bring movement |
| What do glandular cells contain? What does this produce? | They contain secretory cells which produce and release enzymes and hormones |
| What does epithelial tissue do? | Covers the outside of the body and internal organs. Plants have them which covers surfaces and protects them |
| What does palisade mesophyll do? | Contains Chloroplasts for photosynthesis |
| What does spongy mesophyll do? | Chloroplasts, air spaces and a large surface area for gaseous exchange |
| What do the Xylem and Phloem do? | Carry water and mineral ions to other areas |
| Multicellular organisms contain a)... cells which are b)... for different functions | a) differentiated b) adapted |
| What are enzymes? | Proteins which catalyse or speed up chemical reactions inside our bodies |
| What are hormones? | Chemical messengers produced by glands are carried in the blood to specific organs in the body |
| What is an organ? | Several tissues working together |
| Name the tissues found in the stomach... | Muscular tissue, glandular tissue and epithelial tissue |
| What do the tissues do in the stomach? | Muscular=Churn food and digestive juices together Glandular=Produce digestive juices, acid and enzymes Epithelial=Cover inner and outer surfaces of the stomach |
| What is an organ system? | A group of organs working together for a particular function |
| Give 5 examples of organ systems... | Digestive System Nervous System Circulatory System Respiratory System Reproductive System |
| What does the digestive system do? | Exchange substances with the environment |
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