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.
Each section of the PSAT is scored on a scale of 20 to 80; SAT sections are scored from 200 to 800. By adding a zero to your PSAT scores, you can estimate your SAT results. Unlike many tests, there is no passing or failing score on the PSAT / SAT. A âgoodâ score depends on two factors: