Chapter 9
The diameter of the pancreatic duct in the head/neck region should not exceed:
3 mm
Elevation in serum lipase can be reported in all of the following conditions except:
Elevation in serum lipase can be reported in all of the following conditions except:
The secondary secretory duct of the pancreas is termed the duct of:
Santorini
The location of the uncinate process is described as:
The location of the uncinate process is described as:
Preoperative criteria in a pancreatoduodenectomy include all of the following except:
absence of cholelithiasis
Which of the following structures is responsible for the secretion of pancreatic enzymes?
acinar cells
Rapid progression of pancreatic inflammation is a complication associated with:
acute pancreatitis
Demonstration of the pancreatic head surrounding the duodenum is consistant with:
an annular pancreas
Which of the following best describes the location of the pancreatic neck?
anterior to the portosplenic confluence
The most common cause of acute pancreatitis is:
biliary disease
Islet cells of Langerhans secrete hormones directly into the:
bloodstream
The main pancreatic duct is most commonly visualized in which section of the pancreas?
body
In which section of the pancreas are islet cell tumors most commonly located?
body & tail
The majority of cystadenomas involving the pancreas are located in the:
body & tail
The largest and most anterior section of the pancreas is the:
body the tail lies most superior
Which of the following vascular landmarks is located superior to the pancreas?
celiac axis
The pancreas and surrounding vascular landmarks should be examined from the level of the:
celiac axis to below the renal veins
In a Whipple procedure (pancreatoduodenectomy), normal pancreatic tissue is attached to the:
duodenum
All of the following sonographic characteristics are associated with chronic pancreatitis except:
enlargement
Indications for a sonogram of the pancreas include all of the following except:
flank pain
The majority of pancreatic malignancies involve which portion of the pancreas?
head
An endocrine function of the pancreas includes secretion of:
insulin
Gain settings should be in place to demonstrate the normal adult pancreas as :
isoechoic compared to normal liver
Pseudocyst formation is most commonly located in which of the following abdominal recesses?
lesser sac
In acute pancreatitis, which of the following lab tests remains elevated longest?
lipase
Which of the following enzymes changes fats into fatty acids and glycerol?
lipase
The majority of nonfunctioning islet cell tumors are:
malignant
Which of the following pathologies accounts for half of the cystic neoplasms involving the pancreas?
microcystic cystadenoma
Clinical findings commonly associated with pancreatic carcinoma may include:
new onset of DM
Extension of pancreatic inflammation into the peripancreatic tissues is called a:
phlegmon
The leakage of pancreatic enzymes into the surrounding peritoneal space describes a:
pseudocyst
The most common complication associated with acute pancreatitis is a:
pseudocyst
A sheath of muscle fibers surrounding the distal CBD describes the:
sphincter of Oddi
The tail of the pancreas generally extends toward the: A. left renal hilum
splenic hilum
Which of the following vascular structures is used as a sonographic landmark in locating the tail of the pancreas?
splenic vein
Ectopic pancreatic tissue is most commonly located in which of the following organs?
stomach
Which region of the pancreas is located most superiorly?
tail
Which of the following enzymes is responsible for the breakdown of proteins into amnio acids?
trypsin