The upper mesenteric artery is blocked, and ischemic necrosis does not occur in the following organs ()
A. Jejunum and ileum
B. Cecum and appendix
C. Duodenum and pancreas
D. descending colon and sigmoid colon
E. Ascending colon and transverse colon
The cutaneous nerve of the umbilical plane comes from ()
A. 6th thoracic nerve
B. 9th thoracic nerve
C. 10th thoracic nerve
D. 12th thoracic nerve
E. 1st lumbar nerve
Indirect inguinal hernia ()
A. Protrusion of the deep ring of the inguinal canal outside the Inferior epigastric artery
B. Triangulation of the groin
C. Penetrating the abdominal wall
D. do not enter the scrotum
E. Form a mass outside and below the pubic tubercle
Lateral inguinal fossa ()
A. Located under the inguinal ligament
B. Above the inguinal ligament, lateral to the lateral umbilical fold
C. Facing the shallow ring of the inguinal canal
D. Its deep side is the Hai's triangle
E. The vas deferens pass through this socket into the scrotum