Sentences with phrase «pet brain scanners»

Not exact matches

Then they would lie in a high - resolution positron emission tomography (PET) scanner for a grueling 90 minutes while the machine took pictures in 2 - millimeter increments of their nucleus accumbens, a region deep in the brain that (among other things) controls reward and motivation.

Subjects completed the experiment while in a PET scanner, allowing Petrovic to track their brain activity as they experienced both pain and pain relief.

Radioactivity in the brain was measured with the PET scanner in three conditions: after a 60 - min aerobic moderate - intensity exercise session, after a high - intensity interval training (HIIT) session, and after rest.

A PET scanner can then detect the radioactive particles emitted from inside the brain, representing areas of increased microglial activation before and after immune stimulation with LPS.

«To see the brain in action, test subjects need to lie down on a plank inside a scanner or be wired up to a PET machine, which hardly mimics the real world,» says Brizendine.

In the early 1990s, Richard Haier, a professor of psychology at the University of California at Irvine, tracked cerebral glucose metabolic rates in the brains of Tetris players using PET scanners.

Participants listened to their songs of choice in a PET scanner, which detects the release of the feel - good neurotransmitter dopamine, and again in an fMRI scanner, which measures brain activity.

When these miserable souls go into a positron - emission tomography (PET) scanner, Wang sees the motivation regions of their brains go wild.

Neuroscientists zeroed in on it by placing subjects in a positron - emission tomography (PET) scanner to measure blood flow in the brain, then having them look at cards with color rectangles.

As in previous studies, subjects were put inside a PET scanner and shown a slide with color rectangles, and their brain activity was mapped.

As in the previous studies, subjects were put inside a PET scanner, shown a slide with color rectangles, and their brain activity was mapped.

A new study by researchers from the Department of Psychology at Uppsala University and Clinical Neuroscience at Karolinska Institutet shows that people with PTSD have an imbalance between two neurochemical signalling systems of the brain, serotonin and substance P. Professors Mats Fredrikson and Tomas Furmark led the study using a so - called PET scanner to measure the relationship between these systems.

The two imaging specialists worked with a private company (that had recently designed a portable PET scanner for imaging of the human brain) to create a portable unit for veterinary purposes.