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  1. The synapse (article) | Human biology | Khan Academy

    A single axon can have multiple branches, allowing it to make synapses on various postsynaptic cells. Similarly, a single neuron can receive thousands of synaptic inputs from many different …

  2. Synapse structure (video) | Khan Academy

    This video discusses synapses, where neurons communicate with target cells. It differentiates between two types of synapses: chemical and electrical. It also explains the role of the synaptic cleft, …

  3. Neuronal synapses (chemical) (video) | Khan Academy

    There actually are certain neurons where there isn't any gap--electrical synapses connect directly because electrical signals cannot travel through a gap. Chemical synapses need the synaptic cleft so …

  4. The synapse (article) | Human biology | Khan Academy

    A single axon can have multiple branches, allowing it to make synapses on various postsynaptic cells. Similarly, a single neuron can receive thousands of synaptic inputs from many different …

  5. Neurotransmitters and receptors (article) | Khan Academy

    In the article on synapses, we discussed how synaptic transmission works. Here, we’ll focus on neurotransmitters, the chemical messengers released from neurons at synapses so that they can …

  6. La synapse (leçon) | Influx nerveux | Khan Academy

    Comment les neurones communiquent entre eux au niveau des synapses. Synapses chimiques versus électriques.

  7. Signal propagation: The movement of signals between neurons

    Synapses between neurons are either excitatory or inhibitory – and that all comes down to the neurotransmitter released. Excitatory neurotransmitters cause the signal to propagate - more action …

  8. La synapse (leçon) | Biologie humaine | Khan Academy

    La plupart des synapses sont dites chimiques, car les neurones communiquent à l'aide de messagers chimiques. Il existe des synapses électriques, où les ions circulent directement entre les cellules.

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  10. Neuronal synapses questions (practice) | Khan Academy

    MCAT Course: MCAT > Unit 8 Lesson 4: Neuronal synapses Neuronal synapses questions Mini MCAT passage: Neurotransmitter removal from the synapse Mini MCAT passage: Manipulating synaptic …