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24 Cards in this Set
- Front
- Back
What is behaviour? |
A way in which one conducts them selfs. |
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What is a response? |
A reflex to stimuli |
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Describe and give an example of stimuli |
Food, light, sound |
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What is involuntary behaviour? |
Something the mind didn't think about |
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What does innate mean? |
Natural |
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Describe 2 newborn reflexes and explain how they help the baby |
Grasping- grip the finger Breathing- so the baby doesn't breathe underwater |
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What is a receptor? |
Receives signals from outside |
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What is an effector? |
Cell signalling |
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What is the central nervous system? |
Brain and spinal cord |
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What is the peripheral nervous system? |
Nerves around the body |
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Describe the neural pathway that allows you to respond to a hot plate |
Receptor, sensory neuron, relay neuron, motor neuron, effector |
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What is different between sensory neuron to motor neuron |
Sensory transmits sensory info e.g. Sight, sound Motor provide info to muscles from brain |
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What part of the body does the reflex arc not include? |
Central nervous system e.g. Brain |
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What is myelin (fatty sheath) what is it's job? |
Proteins around nerve fibres increases speed of impulses conducted |
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The main long part of a neuron? |
Axon |
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Describe synapse |
Junction between two nerve cells |
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How does ecstasy affect the synapse? |
Stop serotonin receptor sites so the level of serotonin in the synapse increases |
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How does the Prozac affect the synapse? |
Blocks serotonin from synapse |
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What is serotonin and what does it do? |
Chemical released in the brain to cause pleasure |
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What are beta blockers? |
Help people with angina slowing racing heart rate |
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What brain is responsible for consciousness? |
Brain |
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What can doctors use to Learn about the brain? |
MRI Scanners |
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What is the job of the central cortex? |
Higher function of the brain such as thought and action |
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What is learning |
Absorbing knowledge or skills through experience |