Neurotransmitters and their effects on behaviour

Question 1

Neurotransmitter

Answer 1

A chemical that transfers messages from synaptic buttons across the synaptic gap to receptor sites on the next neuron.

Question 2

Excitatory synapse

Answer 2

Allows impulses to cross the synapse; increases messages/signal/behaviour

Question 3

Inhibitory synapse

Answer 3

Stops impulses from crossing the synapse; decreases messages/signal/behaviour

Question 4

Agonist + example

Answer 4

Amplifies the effect of a neurotransmitter (ACh)

Question 5

Antagonist + example

Answer 5

Reduces the effect of a neurotransmitter (scopolamine)