The Brain (OCR GCSE Biology A (Gateway Science Suite)): Flashcards
📚Flashcards
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13 cards from this deck
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Practise the cards
13 cards from this deck
What is the brain made up of?
What is the brain made up of?
Many connected neurons
What does the brain control?
What does the brain control?
Complex behaviour
What are the two parts of the central nervous system?
What are the two parts of the central nervous system?
Brain and spinal cord
What does the cerebral cortex control?
What does the cerebral cortex control?
Consciousness, intelligence, memory, language
Where is the cerebral cortex located?
Where is the cerebral cortex located?
Outer part of the brain
What does the cerebellum control?
What does the cerebellum control?
Fine movement of muscles
What does the medulla control?
What does the medulla control?
Unconscious actions (breathing, heart rate)
Why is studying the brain difficult?
Why is studying the brain difficult?
It's complex, delicate, and easily damaged
Why can't drugs always reach the brain?
Why can't drugs always reach the brain?
Membranes surrounding it block them
Brain mapping method: Studying brain damage
Brain mapping method: Studying brain damage
Observe changes in patients to learn what each area does
Brain mapping method: Electrical stimulation
Brain mapping method: Electrical stimulation
Use an electrode to stimulate areas and observe changes
What does MRI stand for?
What does MRI stand for?
Magnetic resonance imaging
What can MRI scans show in the brain?
What can MRI scans show in the brain?
Tumours or active areas during tasks