Sentences with phrase «mice expected a reward»

Meanwhile, and to the contrary, a second set of remaining «excitatory» neurons saw greater signaling activity when mice expected a reward based on exposure to the two sensory cues and got one.

Not exact matches

In the current study, researchers found to their surprise that most of the nerve cells in auditory cortex neurons that stimulate brain activity (excitatory) had signaled less (had «weaker» activity) when the mice expected and got a reward.

To map how the same sense can be perceived differently in the brain, the NYU Langone team, led by postdoctoral fellow Kishore Kuchibhotla, PhD, monitored nerve circuit activity in mice when the animals expected, and did not expect, to get a water reward through a straw - like tube (that they see) after the ringing of a familiar musical note.

As part of the test, researchers distracted the mice with opposing stimuli: If the mouse was expecting a flash of light to guide it to the milk reward, the researchers distracted it with a sound, and vice versa.

The team trained the mice to expect a certain reward and then increased the mice's expectations by stimulating the GABA - neurons.

After several trials where the mice expected a higher reward than they received, they gave up and stopped expecting a reward at all.