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Question 95

The diagram below shows the transmission of chemical signals between two neurons at a synapse.

Identify the parts of the synapse labelled (i) and (ii).

Diagram of synaptic transmission showing a presynaptic terminal, synaptic vesicles, a synaptic cleft, and a postsynaptic membrane with receptors. Pointer (i) points to a small sphere representing a chemical messenger, and bracket (ii) spans the space between the two neurons.

a.

....................................

[1]
b.

....................................

[1]

Content Questions

  1. A Level
  2. /Psychology
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Practise Edexcel A Level Psychology Content with exam-style questions for A Level Psychology. 1,059 questions covering Bowlby's work on attachment, Ainsworth and the Strange Situation, Research into deprivation, Research into privation, Research into day care, Cross-cultural research into attachment, Autism, Individual differences, and Developmental psychology, matched to the Edexcel A Level Psychology (9PS0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank