Psychology › Section C · Biopsychology › Topic C.2
Cells of the nervous system
Every thought, feeling, memory and movement depends on cells talking to cells - billions of them, in milliseconds. Neurons are the talkers, glia the support staff, and the chemical conversation between them is the foundation of everything this course studies.
In this topic
- Two kinds of cells
- A neuron's parts
- The resting potential
- The action potential
- All-or-none: intensity coded as frequency
- The synapse
- Major neurotransmitters
- Drugs as agonists and antagonists
- Worked example: the hot-pan reflex
- Worked example: decoding a drug's mechanism
- Common mistakes to avoid
- Key takeaways
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