Synaptogenesis I: Key Processes and Maturation
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Questions and Answers

What does the manipulation of layers affect in the lamina?

  • Axon guidance
  • Visual activity
  • Synaptic connections
  • Branching (correct)
  • What happens when axons make choices among potential postsynaptic targets?

  • They differentiate into presynaptic nerve terminals. (correct)
  • They avoid forming synapses.
  • They make random connections.
  • They do not affect the postsynaptic apparatus.
  • In the animal experiment mentioned, what happens to the synapse specificity between retinal ganglion neurons and interneurons in the sutured eye?

  • Becomes random
  • Decreases (correct)
  • Remains unchanged
  • Increases
  • How do synapses continue to mature and remodel?

    <p>In response to molecular programs and neural activity.</p> Signup and view all the answers

    What influences the targeting of sensory axons to discrete glomeruli in the olfactory bulb?

    <p>Olfactory receptors</p> Signup and view all the answers

    What drives synapse specificity during formation?

    <p>Distinct molecules influenced by activity.</p> Signup and view all the answers

    What happens when you delete a receptor gene that guides axons to specific glomeruli in the olfactory bulb?

    <p>The axons project to a different glomeruli</p> Signup and view all the answers

    What is the key idea behind the regeneration of connections with specific targets after damage?

    <p>Selective formation of synapses with neurons that target specific sites.</p> Signup and view all the answers

    What do inhibitory basket cells form synapses on within a neuron?

    <p>Axon initial segment</p> Signup and view all the answers

    What determines which types of visual stimuli activate retinal ganglion cells?

    <p>Laminae-specific connections from interneurons and ganglion cells.</p> Signup and view all the answers

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