Habits are just going through the motions, can be a problem if situation
Activity at cues changes based on appetite
Different neurons in VMH controlling sex vs. aggression
When people remember position of being in power, and presen
Inhibit LH to stimulate eating
FAPs = fixed action patterns
No elaborate version of a seeking system in reflexes
Reflexes are inflexible, seeking is most flexible
Seeking built into mammalian brains
Most networks are interconnected throughout the
Should be peptides and substrates dedicated to a particular motivation
Leptin and NPY affect eating
Deficiency in leptin signaling mekks you feht
Cant say that LH or VMH singularly control one drive; it controls most drives
Priming: get a little o
Motivation is process of arousing actions, sustaining activity in progress, and
regulating pattern of activity.
About taking feelings and drives and translating them into behaviors
What creates excessive motivations? (addiction)
Olympics isnt a su
All animals have habits
Some sort of sensory input, then response output
Cant just focus only on what you can see
Declarative and procedural use DIFFERENT brain systems
S-R is in absence of goal, as opposed to R-O
Press lever, get something good.
Same DA signals used in every drive
Reward evokes dopamine, but so does the cue
Reward DA increase is highly time-sensitive
CPP = conditioned place preference
DA doesnt always follow pleasure or rewards
MAOis keep dopamine in synaptic cleft
How does Dopamine work in a mental reward that hasnt yet been experienced?
Is seeking an ongoing state, or a lot of little pieces?
VMH is satiety center
Autoshaping = sign-tracking, apply goal-directed consummatory behavior to the
THC is very similar to chemicals in our brains. Acts on cannabinoid receptors, major
function is retrograde messengers (plasticity), shut down further synaptic activity.
Increases dopamine in nucleus accumbens for food reward
Musth is when elephant