Lateral sulcus Lateral sulcus The lateral sulcus (also called Sylvian fissure or lateral fissure) is one of the most prominent features of the human brain. The lateral sulcus is a deep fissure in each hemisphere that separates the frontal and parietal lobes from the temporal lobe. The insular cortex lies deep within the lateral sulcus. The lateral sulcus divides both the frontal lobe and parietal lobe above from the temporal lobe below. It is in both hemispheres of the brain. The lateral sulcus is one of the earliest-developing sulci of the human brain. It first appears around the fourteenth gestational week. The
Sylvian Joululaulu älskade Nord! Och när du går bort under himmelens bryn, välsigna min fädernejord! I blommande vårar på gyllene strand, var finnes ett land som mitt fädernesland? För dig vill jag sjunga om kärlek och vår, så länge din Sylvias hjärta slår.</poem> An English version on luminarium.org Sylvian Joululaulu Sylvian Joululaulu (Swedish: "Sylvias hälsning från Sicilien"), "Sylvia's Christmas Song", is a poem by Zachris Topelius from 1853, which was composed to a christmas carol by Karl Collan. The poem has been translated to Finnish by both Elina Vaara and Martti Korpilahti, and the latter one from 1918 is one of the