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Anatomy- Abdomen
Based on BRS Questions
33
Medical
Professional
09/17/2009

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Cards

Term
The third part of the duodenum crosses anteriorly over which venous structure
Definition
Inferior Vena Cava
Term
Pain sensation from peritoneal irritation by gastric contents of lesser sac is carried by which nerves?
Definition
Lower Intercostal Nerves
Term
What nerves carry sensory fibers associated with reflexes in GI tract?
Definition
Vagus Nerves
Term
Gray rami communicantes contain what type of fibers?
Definition
Sympathetic postganglionic fibers
Term
What nerve is involved with the cremaster reflex?
Definition
Genitofemoral Nerve
Term
The superior mesenteric artery supplies which parts of the colon? What parasympathetic nerve innervates that portion?
Definition
Ascending colon and 2/3 transverse colon

Vagus Nerve
Term
The inferior mesenteric artery supplies which parts of the colon? Parasympathetic innervation?
Definition
Distal part of transverse colon, descending colon and sigmoid colon

Pelvic Splanchnic Nerve (from S2-S4 Spinal nerves)
Term
Which artery can anastomose with the descending left colic artery?
Definition
1st part of sigmoid artery
Term
Which artery can anastomose with ascending left colic artery?
Definition
Branches from middle colic artery
Term
Sigmoid arteries can anastomose with which arteries?
Definition
Branches from left colic artery and superior rectal rectal artery
Term
Marginal artery is formed by anastomoses between which arteries?
Definition
Right colic, Left colic and Middle colic
Term
How can portal hypertension be reduced?
Definition
By diverting blood from portal to caval system by connecting splenic vein to left renal vein or creating communication between portal vein and IVC.
Term
Damage to the gastrosplenic ligament would affect which artery?
Definition
The left gastroepiploic artery
Term
The right and left gastric arteries run through which structure?
Definition
The lesser omentum
Term
What nerve is found running by McBurney's point?
Definition
Iliohypogastric nerve
Term
What are some problems than can be caused by portal hypertension?
Definition
Esophageal varices, caput medusa and hemorrhoids
Term
T/F Portal vein has higher pressure than systemic veins?
Definition
True
Term
The left colic vein is a tributary of which major vein?
Definition
Inferior mesenteric vein
Term
Where do the superficial inguinal lymph nodes receive lymph from?
Definition
The scrotum, penis, buttocks, and lower part of the anal canal
Term
Where are teniae coli primarily found?
Definition
Cecum, colon and less visible in rectum
Term
The appendicular artery is a branch of which artery?
Definition
The Ileocolic artery
Term
What arteries supply the stomach?
Definition
The left and right gastric artery, right and left gastroepiploic artery, and posterior gastric artery (variable)
Term
Which nerve carries pain fibers from upper GI tract?
Definition
Greater splanchnic nerve
Term
What is the anterior layer of the rectus sheath below the arcuate line formed by?
Definition
The aponeurosis of the external and internal oblique and transverse abdominal muscles
Term
What is the portal triad?
Definition
Hepatic duct, hepatic arteries, portal vein
Term
Where can portal-caval anastomoses occur?
Definition
1. Left gastric v. and esophageal vein of the azygos.

2. Superior rectal and middle or inferior rectal veins

3. Paraumbilical and superficial epigastric veins

4. Retrocolic veins and twigs of renal veins
Term
The left and right gastric veins belong to which venous system?
Definition
Portal venous system
Term
What structure is most likely compressed by a tumor in the uncinate process of pancreas?
Definition
Superior mesenteric artery
Term
T/F Genitofemoral nerve passes through deep inguinal ring.
Definition
True
Term
Where does vagus nerve terminate on the GI tract?
Definition
Approximately at left colic fixture
Term
What structure may be compressed by a tumor between the celiac trunk and superior mesenteric artery?
Definition
Neck of the pancreas
Term
Right colic artery supplies which part of the colon?
Definition
Ascending colon
Term
T/F Left renal vein runs posterior to aorta and left renal artery?
Definition
False
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