Topic Objectives
By the end of the topic, the learner should be able to:
- Define irritability, stimulus and response
- Explain differences between tactic and tropic responses and their survival values
- Explain the production of plant hormones and their effects on tropisms (growth responses)
- Relate the structure of the mammalian nervous system to its functions
- Distinguish between simple and conditioned reflex actions
- Explain the role of endocrine system in humans
- State the effects of drug abuse on the human health
- Relate structure to function of the human ear and eye
- Explain defects of the eye and ear and their corrections.
Unit Content
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