Titlebook: Surgical Anatomy and Technique; A Pocket Manual John E. Skandalakis,Panajiotis N. Skandalakis,Lee Book 19951st edition Springer-Verlag New

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Abdominal Wall and Hernias,The anterior abdominal wall may be considered to have two parts: an anterolateral portion composed of the external oblique, internal oblique, and transversus abdominis muscles; and a midline portion composed of the rectus abdominis and pyramidalis muscles.

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Foreshadow

彻底明白

Small Intestine,The length of the alimentary tract in humans has proven surprisingly difficult to measure. An average of 6–6.5 m for the small intestine has been widely quoted in textbooks.

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雪崩

Colon and Anorectum,The large intestine, or colon, about 150 cm long, extends from the terminal ileum to the rectum. The classic divisions are the cecum, colon proper, rectum, and anal canal. The cecum, the first 6 cm of the large bowel just below the ileocolic valve, together with the ascending and hepatic flexures, forms a surgical unit, the right colon.

巨头

Liver,For descriptive purposes, the diaphragmatic surface is divided into superior, posterior, anterior, and right portions:.Anteriorly, the inferior border of the liver is marked by two notches. A deep notch indicates the site of the round ligament (ligamentum teres); a shallower notch marks the presence of the gallbladder.

AGOG

Extrahepatic Biliary Tract,In general, the major blood vessels in the area of the extrahepatic biliary tree are posterior to the ducts, but in a number of cases they may lie anterior. The surgeon must recognize and preserve these arteries. Table 14.1 shows the frequency with which specific arteries are found anterior to segments of the biliary tract.

引导

Spleen,The spleen is concealed at the left hypochondrium and is not palpable under normal conditions. It is associated with the posterior portions of the left 9th, 10th, and 11th ribs, being separated from them by the diaphragm and the costodiaphragmatic recess (Fig. 15.1).

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