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Summary FULL BIOLOGICAL PSYCHOLOGY EDEXCEL PPT LESSON £45.99
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Summary FULL BIOLOGICAL PSYCHOLOGY EDEXCEL PPT LESSON

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A powerpoint curated for students, for AS Level Edexcel Psychology with students recieving A*/A’s alongside other resources Includes every topic from the Edexcel 2015 specification from content to research methods and more. Filled with exam style questions througout to encourage thought provoking...

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  • May 19, 2024
  • 125
  • 2023/2024
  • Summary
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BIOLOGICAL
PSYCHOLOGY

,CNS AND NEURONS

,3.1.1 The central nervous system (CNS)

BASIC BRAIN FACTS

- The human brain weighs about 3.3 pounds (1.5
kilograms)
- IT makes up about 2% of a human's body
weight
- It contains about 86 billion nerve cells
(neurons) - the "grey matter" - and billions of
nerve fibers (axons and dendrites) - the "white
matter". These are connected by trillions of
connections, or synapses

, 3.1.1 The central nervous system (CNS)

WHAT IS THE DIFFERENCE BETWEEN THE
CNS (central nervous system) AND PNS
(peripheral nervous system) ??

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