1 organisation 1 Flashcards
What is Cell?
The cell is the smallest functional unit of life that can exist independently
What is a tissue?
A tissue is a group of similar cells that work together for a specific function
What does Muscle tissue do?
Muscle tissue produces movement
What does Glandular tissues do?
secretes enzymes and hormones
Epithelial tissue
Epithelial tissue covers surfaces to protect them
What do xylem and phloem tissues do?
In plants, xylem tissue carries water and phloem tissue carries sugars
How is an organ formed?
An organ is formed from several tissues working together for a particular function
What tissues does your stomach have?
- Glandular tissue to release digestive juices
- Muscle tissue to churn food and digestive juices
- Epithelial tissue to line the inside
Name a plants 3main organs
-Roots
-Stems
-Leaves
(Flowers)
What is a organ system?
An organ system is a collection of organs that work together to perform an overall body function
How does your digestive system work?
The Digestive System breaks down large, insoluble molecules into smaller, soluble molecules so that they can be absorbed into the blood and used by our cells
Name five organ systems:
- digestive
- circulatory
- nervous
- reproductive
- musculoskeletal
Explain what the Nervous system does?
This is made up of nerve cells (neurons) that carry electrical impulses around the body to coordinate responses
Explain what the Circulatory system does?
This is formed from the heart and blood vessels, in order to transport oxygen and nutrients to all of the body cells
Explain how the reproductive system works?
Either male or female organs to enable sexual reproduction to take place