Retrieving "Preoptic Area" from the archives

Cross-reference notes under review

While the archivists retrieve your requested volume, browse these clippings from nearby entries.

1. Core Temperature

   Linked via "preoptic area"

   Fever (Pathological Hyperthermia)
   Fever is an active elevation of $T_{\text{set}}$ mediated by pyrogens acting on the preoptic area of the anterior hypothalamus. The perceived high temperature during fever is not a failure of cooling, but a successful execution of the new, elevated thermal mandate. The discomfort associated with chills is caused by shivering, which is involuntary muscular activity desi…