2.9

Question 1

Postsynaptic potential

Answer 1

Alterations in
the membrane potential of a postsynaptic
neuron, produced by liberation of neurotransmitter at the synapse.

Question 2

Binding site

Answer 2

The location on a receptor protein to which a ligand binds

Question 3

Ligand

Answer 3

A chemical that binds with the binding site of a receptor

Question 4

Dendritic spine

Answer 4

A small bud on the
surface of a dendrite, with which a
terminal button of another neuron forms a synapse