Dunkirk evacuation. Dunkirk evacuation, (1940) in World War II, the evacuation of the British Expeditionary Force (BEF) and other Allied troops from the French seaport of Dunkirk (Dunkerque) to England. Naval vessels and hundreds of civilian boats were used in the evacuation, which began on May 26.
An orbital blowout fracture is a fracture or break in the small bones that make up your eye. The orbit, or eye socket, is the cavity of the skull that holds the eye. An orbital blowout can occur when an object strikes the orbit with blunt force. This injury is commonly the result of a fist, baseball or tennis ball that strikes the eye. The bony orbit's job is to protect the eyeball.
The Middle Ear is the portion of the ear internal to the eardrum, and external to the oval window of the inner ear. Also mammalian middle ear contains three ossicles, which transfers the vibrations of the eardrum into waves in the fluid and membranes of the inner ear.The hollow space of the middle ear has also been called the tympanic cavity, or cavum tympani.The eustachian tube (also known as the auditory tube or the pharyngotympanic tube) joins the tympanic cavity with the nasal cavity (nasopharynx), allowing pressure to equalize between the middle ear and throat.he hollow space of the middle ear has also been called the tympanic cavity, or cavum tympani. The eustachian tube (also known as the auditory tube or the pharyngotympanic tube) joins the tympanic cavity with the nasal cavity (nasopharynx), allowing pressure to equalize between the middle ear and throat.