Neurotransmitters

Question 1

What is the neurotransmitters assumption?

Answer 1

A chemical message that goes through neurons and are linked to certain emotions and mental illnesses.

Question 2

What are neurotransmitters?

Answer 2

Electrically excitable cells that form the basis of the nervous system

Question 3

Describe synaptic transmission

Answer 3

1. Synaptic transmission is the commiunication between two neurons
2. Information is passed through the axon of the presynaptic neuron to the acon terminals as an electrical impulse
3. The electrical impulse triggers the presynaptic vesicles to release neurotransmitters (a chemical messenger)
4. The neurotransmitters diffuse across the synaptic cleft and binds to the receptor cells on the postsynaptic neuron

Question 4

Example in psychology?

Answer 4

Mental health
Depression: Serotonin has a role in our appetite and mood. Too little causes depression. antidepressants work by increasing the availability of serotonin at the presynaptic receptor sites.

Schizophrenia: High levels of dopamine cause schizophrenia. Drugs that block dopamine activity reduce schizophrenic symptoms