âââââââââââââââââââââââââââââââââââââââââââââââââ. There are many big countries in the world and one of the USA, they are 2nd with worlds largest Army ranking, they have some top fighting men powers and forces. Recently they interfered in the countries like Afghanistan, Iraq, Vietnam to use their troops power.
Medical Definition of FORAMEN. : a small opening, perforation, or orifice: fenestra 1.â foÂ·ramÂ·iÂ·nal \fÉ-Ëram-Én-Él\ adjective.edical Definition of FORAMEN. : a small opening, perforation, or orifice: fenestra 1. â foÂ·ramÂ·iÂ·nal \fÉ-Ëram-Én-Él\ adjective.
Foramen magnum in Latin means great hole. It is the largest of several openings called foramen or canals in the base of the skull to allow for the passage of nerves, blood vessels, cerebrospinal fluid and connective tissue into and out of the brain. It is located in the anterior portion (front) of the occipital bone.n addition to the dura mater, the pia mater of the cord also appears to attach to the foramen magnum. The pia mater is the inner of the three layers of protective coats that surround the brain and cord.