Best Answer: There are several nuclei involved, but they are primarily located in the medulla and pons, both of which are considered part of the brain stem. One very key region is called the pre-Botzinger complex. Neurons in this region have pace making firing patterns, which could create the oscillations that form the basis for inspiration and expiration. The link below is to a 1991 Science paper which identified this region: http://www.ncbi.nlm.nih.gov/pubmed/16830...
Queen Juliana of the Netherlands. Queen Juliana of the Netherlands. Princess Juliana, who has died, aged 94, of a lung infection, was Queen of the Netherlands from 1948 to 1980, when she abdicated in favour of her daughter, Queen Beatrix. Hers was a reign marked by dramatic upheavals, national and personal.
Long common in Europe, the elegant and regal Juliana, also spelled with two n's, has invaded these shores, in tandem with the more classic Julia. There were several early Saint Julianas and Queen Juliana was the long-reigning monarch of The Netherlands. Julianna Margulies has given that spelling of the name a substantial push. On the Top 1000 since 1881, Juliana now ranks at Number 168, give to nearly 2,000 babies last year.