If a Disease or Disorder Interferes with Learning and Memory

Multiple Choice

If a disease or disorder interferes with learning and memory, which of the following should the mechanism of the disease should involve?

A) changes to the chemical structure of neurotransmitters
B) molecular and structural changes at synapses
C) changes in myelination of axons
D) structural changes to ion channels in axon
E) changes in the concentration of ions in the extracellular fluid surrounding neurons