Chapter 21: The esophagus, trachea and main bronchi. Thoracic part of esophagus. The esophagus (figs. 21-1, 21-2 and 21-3) has cervical, thoracic, and abdominal parts, extending from the lower end of the pharynx (C6 vertebrae) to the cardiac opening of the stomach (T11 or 12 vertebral level).
Hi, The PSAT is a practice test for the SAT. Colleges do not see your scores, so there is no pressure to do well on it as a sophomore. However, juniors who take the PSAT can qualify for scholarships through the National Merit Scholarship Program if they are in the top 10% of test takers.
PostScript (PS) is a computer language for creating vector graphics. It is a dynamically typed, concatenative programming language and was created by John Warnock, Charles Geschke, Doug Brotz, Ed Taft and Bill Paxton in 1982. It is used as a page description language in the electronic and desktop publishing areas.lmost as complex as PostScript itself is its handling of fonts. The font system uses the PS graphics primitives to draw glyphs as line art, which can then be rendered at any resolution.