ventral tegmental area

noun
variants: also ventral tegmentum

Medical Definition of ventral tegmental area 

: an area of the midbrain lying adjacent to the substantia nigra that contains the cell bodies of dopaminergic neurons projecting especially to the nucleus accumbens, amygdala, and olfactory tubercle as part of the mesolimbic system The critical circuit in the brain that underlies reward and reinforcement extends from the ventral tegmental area (VTA) of the midbrain to the nucleus accumbens … and uses dopamine as its major neurotransmitter …— Steven E. Hyman, The Journal of the American Medical Association, 28 Nov. 2001 The study is the first to illustrate that reward memories are created by chemical changes within a brain region called the ventral tegmental area— Mike Oliver, The Birmingham (Alabama) News, 13 Sept. 2013 abbreviation VTA

Learn More about ventral tegmental area

Share ventral tegmental area

Comments on ventral tegmental area

What made you want to look up ventral tegmental area? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

not any or not one

Get Word of the Day daily email!

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble-tiles-that-read-scrabble-quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!