Emotion Flashcards
What is emotion?
Feelings you experience
What does the elevated arm experiment test for?
Anxiety
What does the forced swim test test for?
Depression
What happens in the elevated arm experiment?
Maze with 2 open arms and 2 arms with sides
What are the reactions of normal and anxious mice in the elevated arm experiment?
Normal mice spends more time in the open arms than anxious mice
What happens in the forced swim test?
5 litre beaker full of water
Put mice in and wait till it stops swimming
What do you measure in the forced swim test?
Time it takes the mouse to stop swimming
What does the three chambered box measure for?
Sociability
What happens in the 3 chambered box test?
3 chambers with interconnected doors
In the two end chambers are cages - one with a mouse inside and one empty
What do you measure in the 3 chambered box test?
The amount of time the mouse spends with the other mouse and how long it spends on its own
What are the two theories of emotions?
James- lange and cannon-bard
What is the James-Lange theory of emotion?
we experience emotion in response to physiological changes in our body
What is the cannon-bard theory of emotion?
We can experience emotions independantly of emotional expression
Where is broca’s limbic lobe found?
Primitive cortical gyri that form a ring around the corpus callosum
What does broca’s limbic lobe include?
Parahippocampal, Cingulate and subcallosal gyrus
Medial temporal lobe
Hippocampus
What is the papez circuit?
Limbic structures including the cingulate cortex that are involved in emotion
How does rabies relate to emotion?
Implicates hippocampus in emotion-> hyper emotional responses
What do lesions on the anterior thalamus lead to?
Spontaneous laughing or crying