Dura mater. Dura mater, or dura, is a thin membrane that is the outermost of the three layers of the meninges that surround the brain and spinal cord. It is derived from mesoderm. The other two meningeal layers are the pia mater and the arachnoid mater.ura mater. Dura mater, or dura, is a thin membrane that is the outermost of the three layers of the meninges that surround the brain and spinal cord. It is derived from mesoderm. The other two meningeal layers are the pia mater and the arachnoid mater.
The story with the most credibility is the one that, the PiÃ±a Colada was introduced on August 15, 1954 at the Caribe Hiltonâs Beachcomber Bar in San Juan, Puerto Rico by its alleged creator, Ramon âMonchitoâ Marrero.
Cool, refreshing, and a breeze to make, the pina piÃ±a colada is the official drink Of Puerto. Rico made with coconut cream and pineapple, juice the virgin version is just as delicious as the. Original if you want to know how to make an-alcohol free version of this fruity, beverage See step. 1ethod 1 of 3: Classic Pina PiÃ±a. colada. 1 put the cream of, coconut, ice and pineapple juice in a. Blender this drink comes together quickly when you add all the ingredients at. Once reserve the pineapple, slices-though those are for the. garnish