BIO SCI 38 Lecture Notes - Lecture 12: Cingulate Cortex, Frontal Lobe, Panic Disorder
1 Mar 2019
School
Department
Course
Professor
Document Summary
How"d gorillas get so big they don"t even eat protein. I had to look this up in the middle of the night because it was bugging me. Magnetic, measures bold blood oxygenation level dependent signal changes. Brain activity, what parts of brain take most oxygen. Fmri study of ptsd face mask study. Deactivating anterior rostral cingulate (emotion), frontal cortex is still going. Sad patients showed amygdala hyper responsiveness to human neutral faces. Shown through fmri showing neutral and angry faces. Aberrant responsivity to co2, false suffocation alarm. Those given cck have significantly higher amygdala activity. Non panickers and panickers have same heart rate. People with panic attacks don"t have a greater stress response. Maybe the difference is in brain stem. Panic disorder comes from fear of having another one. Take patients back into room where procedure was done to see if patients were stressed again. What is the anticipation circuit like (fmri)
