TB8 B&B Lecture 2; Structure and function of the hippocampus

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  • Created by: mint75
  • Created on: 24-04-16 19:35

1. What is the LTP feature of associativity?

  • Weak AND strong active pathways during the memory are enhanced and all aspects of the memory are bound together
  • Only strong active pathways during the memory are enhanced and all aspects of the memory are bound together
  • Only weak active pathways during the memory are enhanced and all aspects of the memory are bound together
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2. Which of these is/are a primary messenger in LTP

  • Calcium
  • Glutamate
  • Sodium
  • Sodium and calcium

3. Where does the hippocampus output?

  • Via the subiculum
  • Amygdala
  • Dendate gyrus
  • Rhinal sulcus

4. Which of these characterises relational memory re; hippocampal coding?

  • Relational frameworks can be disassociated from associations. e.g can learn which cup was rewarded with food, but couldnt infer the BEST cup to search if one was rewarded more than another
  • A unique role of the hippocampus in mental time travel, recollection involves relations between items and contexts v.s familiarity = declarative memory
  • The hippocampus provides a internal map coding for spatial relations between objects in the environment

5. Which of these is NOT true of hippocampus function re; memory?

  • Contains multiple nested feedback loops (associative learning)
  • Receives connections from only auditory and visual sites
  • Receives connections from ALL modalities (e.g auditory, visual, smell, emotion)
  • Neurons have special properties supporting memory (e.g LTP)

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