Emotion and Motivation Flashcards
When looking at The epithelial receptor what is a key distinction between humans and dogs in this respect?
- in humans, this area is estimated to range from 2 to 4 square centimeters; in dogs, about 18 square centimeters; and in cats, about 21 square centimeters. No wonder our sensitivity to odors is less acute than that of dogs and cats: they have 10 times as much receptor area as humans have
What does the key term Homeostatic Mechanisms mean?
Homeostatic Mechanism =Process that maintains critical body functions within a narrow fixed range
What region of the hypothalamus contains oxytocin? Also what is the function of oxytocin
- The Paraventricular region
Oxytocin =released during intimate moments such as nurturing behaviour, hugging, or sex; known as the bonding hormone
What are some of the primary functions of the Prefrontal Cortex ?
Prefrontal Cortex = Relates to movement and the goals of movement ,Responsible for the conscious awareness of emotional
states produced by the rest of the limbic system,
especially the amygdala
When talking about reward what is the outcome when we stimulate the lateral hypothalamus , it increases what?
- Wanting but not liking
What are the 3 forms of emotional experience ? And what parts of the brain link to these responses?
- Autonomic responses - increased heart rate - Hypothalamus
- Subjective experiences - Fear - Parts of the frontal lobe and the amygdala
- Cognitions - Thoughts about the experience - cerebral cortex
Within reward there is an increase of dopamine in what part of the brain?
- In the nucleus accumbens
What is Kluver-Bucy syndrome and what can it tell us about the amygdala?
Kluver-Bucy syndrome =Behavioural syndrome, characterised especially by hyper-sexuality, that results from bilateral injury to the temporal lobe.
The amygdala’s role in this syndrome points to its importance in emotion as a whole as a result of it being removed if some studies that was a severe decrease in animals fear and also they were a lot tamer
