medulla

[Lat.] 1. Anat .: Marrow. It exists chiefly in the central canal, in the long bones; blood-ve els, and even nerves, have been traced going in for the nutrition of the o eous ti ue. [MEDULLA OBLONG AT A.] 2. Botany : (1) The name given by Jungius to the albumen present in some seeds. (2) The pith of a plant. (Loudon, .) medulla oblong at a, s. Anat .: The cranial prolongation of the spinal cord, of similar structure, but differing by a peculiar arrangement of the strands of the cord before entering into and forming a connection with the brain. In it are found the great ganglionic centers which control respiration, deglutition, vomiting, . Pre ure of the medulla oblong at a and not strangulation is the actual cause of death in judicial hanging. It is formed of two lateral columns, each divided into three smaller ones, and pa es through the pons Varolii, terminating in the crura cerebelli.