For the demonstration of tracheoesophageal fistulas or infiltrating tumors, the esophagus should be left attached to the medi-astinal organs. Tracheoesophageal fistulas are demonstrated by opening the esophagus along its posterior wall and opening the trachea anteriorly (Chapter 4, Fig. 4-1). Infiltrating tumors are best demonstrated by cutting properly oriented sections through the previously fixed mediastinal organs. Intraluminal tumors or strictures are well-displayed on fixed specimens.

Blood Pressure Health

Blood Pressure Health

Your heart pumps blood throughout your body using a network of tubing called arteries and capillaries which return the blood back to your heart via your veins. Blood pressure is the force of the blood pushing against the walls of your arteries as your heart beats.Learn more...

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