Answers. Best Answer: FL means Flight Level. It's used above 18.000ft (in the US, in other countries other altitudes are used as the boundary) to indicate the altitude in hundreds of feet. So FL230 is 23.000ft standard altitude.est Answer: FL means Flight Level. It's used above 18.000ft (in the US, in other countries other altitudes are used as the boundary) to indicate the altitude in hundreds of feet.
The nostrils, which form the external entrance of the nose, lead into the two nasal cavities, which are separated from each other by the nasal septum, a partition formed of cartilage and bone. Three bony ridges project from the outer wall of each nasal cavity and partially divide the cavity into three air passages.
Vs. â¢ Inferior: means the part is below another or towards the feet (caudal). â¢ Anterior: means towards the front (the eyes are anterior to the brain) - [ventral]. Vs. â¢ Posterior: means toward the back (the pharynx is posterior to the oral cavity) - [dorsal]. â¢ Medial : relates to the imaginary midline dividing the body into equal right and left halves (the nose is medial to the eyes). Vs. â¢ Lateral: means to words the side with respect to the imaginary midline (the ears are lateral to the eyes).