Topic Objectives
By the end of the topic, the learner should be able to:
- Distinguish between excretion and egestion
- Explain the necessity for excretion in plants and animals
- State the uses of excretory products of plants
- Describe the methods of excretion in a named unicellular organism
- Relate the structures of the human skin, lungs, liver and kidney to their functions name common kidney diseases
- Explain the concept of internal environment and homeostasis
- Compare responses to changes in temperature by behavioural and physiological methods in animals
- Relate heat loss to body size in animals
- Describe methods by which mammals gain and lose heat
- Explain how the functions of the following relate to homeostasis – skin, hypothalamus, liver and kidney
- Discuss the role of antidiuretic hormone, insulin and glucagon
- Describe simple symptoms of Diabetes mellitus and Diabetes insipidus.
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Unit Includes
- 7 Lessons
- 1 Quiz
- Unit Certificate
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