Mesolimbic and PFC

Question 1

Which part of the brain predominates in choosing a delayed reward?

Answer 1

Fronto-Parietal cortex

Question 2

Which part of the brain predominates in choosing an immediate reward?

Answer 2

mesolimbic

Question 3

What are the 3 main components of the mesocortical/mesolimbic system?

Answer 3

1-Ventral Tegmental Area (VTA)
2-Nucleus Accumbens (Ventral Striatum)
3-Prefrontal Cortex

Question 4

What is the medial forebrain bundle?

Answer 4

Major connection between the VTA and Pre-frontal cortex components

Question 5

All drugs of abuse modify what?

Answer 5

VTA function

Question 6

Activated when money, sex or luxury is anticipated, what structure is the link between emotions, planning and motivation?

Answer 6

Nucleus Accumbens

*located at the head of caudate anterior portion of Putamen

Question 7

Among the last to develop, which brain area is involved in complex reasoning and thought processes?

Answer 7

Pre-frontal cortex

Question 8

All regions of the prefrontal cortex interact with what region of the thalamus?

Answer 8

Dorsal-medial thalamus

Question 9

What two networks balance when making decisions?

Answer 9

• Default network (all about me, impulse)

- Attention network (focuses on other, surrounding things, control)