Neural/hormonal mechanisms

Question 1

What are Neural mechanisms ?

Answer 1

Related to the neuron
(Large neural structures/Actions of neurotransmitters).

Question 2

What are hormonal mechanisms?

Answer 2

How chemical messages influence the body.

Question 3

Give an example of a neural structure.

Answer 3

The limbic system
Set of neural structures in the centre of the brain.

Question 4

What in the limbic system is key to aggressive responses?

Answer 4

The amygdala and the hypothalamus

Question 5

Give an example of a neurotransmitter

Answer 5

Serotonin
Inhibitory neurotransmitter

Question 6

What is serotonin important for ?

Answer 6

Controlling/calming aggressive impulses.

(Link to MAOA GENE - Lack of serotonin more aggressive)

Question 7

Give an example of a hormone that influences the body

Answer 7

Testosterone
Male sex hormone (Androgen)
High levels in males

Question 8

What is testosterone responsible for?

Answer 8

Increased aggression in males