DSN: 487-1110. Randolph AFB is an Air Force operated military base located in the middle of Texas, only 24 km away from San Antonio. It is also part of Joint Base San Antonio, along with Fort Sam Houston and Lackland Air Force Base. The merge took place on October, 1-st, 2010.
Medulla in general means the inner part, and derives from the Latin word for 'marrow'. In medicine it is contrasted to the cortex. Examples of its use include: 1  the medulla oblongata, a part of the brain stem. 2  the renal medulla, a part of the kidney. 3  the adrenal medulla, a part of the adrenal gland. 4  medulla spinalis, another term for spinal cord.
Medulla oblongata (animation). Medulla and parts (10-16) - (10) pyramid; (11) the anterior median fissure; (15) is the choroid plexus in the fourth ventricle; (13) olive and (7) the pons. Medulla-animated as it protrudes from the foramen magnum of the skull-base, after which it gives rise to the spinal cord. The medulla can be thought of as being in two parts: 1  an upper open part or superior part where the dorsal surface of the medulla is formed by the fourth ventricle. 2  a lower closed part or inferior part where the fourth ventricle has narrowed at the obex in the caudal medulla, and surrounds part of the central canal.