Reception and response in animals Assignment

Define the following in relation to reception, response and coordination in plants and animals
(a) Irritability
(b) Response
(c) Stimulus

1. Define the term irritability, stimulus and response
2. Explain differences between tactic and tropic responses
3. Explain the production of plant hormones and their effect on tropisms
4. Relate the structure of the mammalian nervous system to its functions.
5. Distinguish between simple and conditioned reflex actions.
6. Explain the role of endocrine system in humans.
7. State the effects of drug abuse on the human health
8. Relate the structure to function of the human eye and ear.
9. Explain defects of the eye and ear and their corrections