RADON 221 Midterm EXAM QUESITONS question n answers graded A+ 2023/2024

RADON 221 Midterm EXAM QUESITONSWhat is the most important risk factors associated with cancer of the esophagus in the United States? - correct answer Alcohol, tobacco abuse & barretts The esophagus is approximately how many cm in length? - correct answer 25 cm long Which risk factor is associated with adenocarcinoma of the esophagus? - correct answer inflammation of the lower portion of esophagus related to chronic backup of stomach acid with bile (GERD) causing heartburn and barretts The esophagus is approximately lies between which vertebra levels? - correct answer starts at C6 and terminates at the esophageal gastric junction (T10-T11) The lymph node drainage of the upper third of the esophagus is to which lymph nodes? - correct answer The internal jugular, cervical, paraesophageal, and supraclavicular lymph nodes. What are two most common clinical presentations for cancer of the esophagus - correct answer cough and difficulty swallowing What is the most common pathology for cancer of the proximal (upper) esophagus? - correct answer Squamous cell carcinoma Which are the two most common sites of distant metastasis from esophageal cancer? - correct answer liver and lung According to Dr. Wallner's lectures (DWL), what is one main concern in the treatment of cancer of the esophagus in the predisposition for esophageal-trachea formation? - correct answer fistula formation (cough after swallow food)