PSYCH 121: Anxiety Disorders - Neuroimaging and Neuroanatomical Circuits
Medlock Holmes enters the Grand Neuroanatomical Theatre of Fear.
At the centre hangs an enormous transparent brain.
The amygdala glows brightly.
But Holmes does not stop there.
Around it are the hippocampus.
The medial and orbital prefrontal cortex.
The anterior cingulate cortex.
The insula.
The thalamus.
The hypothalamus.
The bed nucleus of the stria terminalis.
The periaqueductal grey.
The locus coeruleus.
Sensory association cortices.
White-matter pathways.
Every structure is connected.
The chapter begins with an important methodological principle.
To understand the circuitry of anxiety…
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