GI: Test prep Flashcards
The mesentery projects from the parietal peritoneum attaching to the:
small intestine
Which one of the following structures is often visualized on a sagittal ultrasound as a “bull’s-eye” or target pattern anterior to the aorta and posterior to the left lobe of the liver?
Gastroesophageal junction
Which one of the following statements about gastric carcinoma is false?
Gastric carcinoma is the fourth leading cause of death
All of the following are sonographic characteristics of lymphoma of the stomach except:
Relatively large and poorly echogenic appearance
Small bowel obstruction is associated with:
Dilation of the bowl loops proximal to the site of the obstruction
Acute appendicitis may be seen on a transverse sonogram as a ___________ mass.
Target shaped
The ___________ has a target shape and is located in the midline anterior to the pancreas body.
Gastric antrum
Sonographic findings of Crohn disease may include all the following except:
Calcification
The “keyboard” sign is seen in the
Duodenum
The appendix is located at:
McVurneys
Which one of the following is an embryologic mistake?
Duplication cysts
Metastatic disease to the stomach may be secondary to all of the following except:
Prostate
The maximum outer diameter of the normal appendix can measure up to _____ millimeters (mm).
6mm
A diverticulum is most common in the:
Colon
Which one of the following statements about Crohn disease is false?
The reaction involves only the mesothelium of the bowel wall
The most common tumor of the gastrointestinal tract in children under 10 years of age is:
Lymphoma
The colon is divided into segments called:
Haustra
The celiac axis, superior mesenteric artery, and __________ artery supply both the small and large intestines.
Inferior mesenteric
Which one of the following divisions of the duodenum courses to the level of the gallbladder neck?
first part
The entrance of the esophagus into the stomach is through the ___________ orifice.
Cardiac
The greater curvature of the stomach is supported by all of the following ligaments except the:
Gastrohepatic ligament
The progression of acute appendicitis to frank perforation is more rapid in:
preschool children
Symptoms of appendiceal mucoceles may include all of the following except:
bloating
Gastrointestinal leiomyosarcomas most commonly occur in the:
ileum