Habituation and the nervous system Quiz
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5 questions, one answer each
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1. Which description fits habituation?
- A. An increased response to a harmful stimulus
- B. A decreased response to a repeated harmless stimulus
- C. A response that is the same every time
- D. A change in the size of the receptor
2. Which structure is part of the peripheral nervous system?
- A. Brain
- B. Spinal cord
- C. Motor neurone running to a muscle
- D. Hypothalamus
3. Which change at a synapse explains habituation?
- A. More calcium enters the presynaptic knob
- B. Less neurotransmitter is released
- C. More receptors open on the postsynaptic membrane
- D. Acetylcholinesterase stops working
4. Which is a feature of hormonal coordination compared with nervous coordination?
- A. Effects are shorter lasting
- B. Messages travel along neurones
- C. It is a slower response
- D. It acts only on one target
5. A snail has stopped withdrawing after repeated taps. Which test shows it is not simply tired?
- A. Tap it again with the same force
- B. Wait for one second and repeat
- C. Tap it more quickly
- D. Touch it with a different object and see if it withdraws