Biological Approach- Assumptions

Question 1

1. Evolutionary Influences

Answer 1

• Natural selection
• People with the best genetically determined behaviour are more likely to survive and pass on their genes
• EEA: Environment of Evolutionary Adaptiveness was 2 million years ago in sub-Saharan Africa, environment in which any species is adapted & the pressure of existing at the time
• Genome lag when adaptive behaviours still exist due to the environment changing faster than instincts

Question 2

2. Localisation of brain functions

Answer 2

• Different parts of the brain control different things
• Prefrontal lobe, higher thinking and creativity
• -Temporal lobe, auditory thinking and creativity
• Occipital lobe, visual processing
• Parietal lobe, sensory information
• Broca’s area, speech production

Question 3

3. Neurotransmitters

Answer 3

• Behaviour is controlled by Neurotransmitters
• Serotonin, involved in emotion, mood, sleeping and eating, too little is linked to depression
• Gaba, inhibitory neurotransmitters, too little is linked to anxiety
• Dopamine, helps with movement, attention and learning. Too much is linked to schizophrenia, too little could link to depression and Parkinson’s

Question 4

Relationship Formation

Answer 4

Relationships form with individuals who posses’ certain traits
-Women look for: signs of fertility, healthiness, ability to find resources for offspring and able to survive
-Men look for: Smooth skin, glossy hair, red lips, thin waist, youthfulness, and healthiness
-Dopamine: Pleasure seeking- form relationships natural high
Oxytocin- Human bonding: romantic attainment- drive to bond with others