5.23 Gi I

Front 1

1. Describe the layers of the abdominal wall from superficial to deep?

2. Draw the celiac trunk and its branches?

Back 1

1. skin, camper's fascia, scarpa's fascia, external oblique, internal oblique, transversalis, transversalis fascia, peritoneum

2.

Front 2

1. What organs are retroperitoneal?

2. What is the pectinate line, embrologically?

3. Describe the anastamoses of the pancreaticoduodenal arteries?

Back 2

1. SAD PUCKER: suprarenal(adrenals), aorta/ivc, duodenum(2/3), pancreas, ureters, colon(a/d), kidneys, esophagus, rectum

2. junction of hindgut endoderm and ectoderm

3. Sup. pancreaticoduodenal from celiac, Inf pancreaticoduodenal from SMA

Front 3

1. What areas are derived from embryological foregut, midgut, and hindgut? What arteries supply each? What parasympathetic innervation does each each have?

2. From what artery do the short gastrics arise?

3. Where does the SMA and the IMA anastamose?

Back 3

1. foregut (celiac a./vagus): pharynx to duodenum, midgut (SMA/vagus): duodenum to transverse colon, hindgut (IMA/pelvic): transverse colon to rectum

2. splenic

3. SMA: middle colic, IMA: left colic

Front 4

1. What is the difference between omphalocele and gastroschisis?

2. Draw the abdominal cavity with appropriate ligaments?

3. Which area of the liver cell is most susceptible to alcohol damage?

Back 4

1. omphalocele: midline, covered with peritoneum, protrusion of abd. contents through umbilical cord; gastroschisis: off-center, not covered with peritoneum, protrusion of abd. contents

2. SEE SHEET

3. Zone III

Front 5

1. Diagnose: palpable "olive" mass in the abdomen of a 2 week old male with projective vomitting?

2. Which part of embryologic pancreas becomes the head and which becomes the tail?

3. What arteries supply inferior and superior rectum? Where do these originate?

Back 5

1. congenital pyloric stenosis

2. dorsum: tail, ventrum: head

3. Superior rectum: superior rectal artery from IMA, Inferior rectum: middle/inferior rectal arteries from inernal iliac.

Front 6

1. What is the embryologic origin (layer) of the spleen?

2. What structures form the lesser omentum?

3. What are the two sets of enteric nerve plexes, their akas, their functions, and their locations?

Back 6

1. mesodermal mesentery

2. hepatoduodenal ligament and hepatogastric ligament

3. Myenteric (Auerbach): Motility, between muscle layers
Submucosal (Meissner): Secretions, in submucosa

Front 7

1. What is the embryological origin (layer) of the heart?

2. What structure contains the portal triad?

3. Which of the GI muscle layers is longitudinal and which is circular?

Back 7

1. mesoderm

2. hepatoduodenal ligament

3. Internal: circular, External, longitudinal

Front 8

1. What is the embryological origin (layer) of the pancreas?

2. What structure contains the splenic artery?

3. Which area of the liver cell is most sensitive to hepatitis?

Back 8

1. endoderm

2. splenorenal ligament

3. Zone I

Front 9

1. What are the four general layers of the GI tract?

2. Where are the portosytemic effects of hypertension seen?

3. What structures are in the femoral sheath?

Back 9

1. mucosa, submucosa, muscularis, serosa

2. Gut (esophageal varices), Butt (hemorrhoids), Caput (paraumbilicals)

3. Femoral artery/vein

Front 10

1. Which area of the liver cell contains the P450 system?

2. Draw the anatomy of the biliary tree into the pancreas?

3. Describe femoral region organization with appropriate orientation?

Back 10

1. Zone III

2. SEE SHEET

3. NAVL (nerve, artery, vein, lymphatic): lateral to medial

Front 11

1. Which type of hernia goes through the inguinal canal?

2. Two types of hiatal hernias and which is more common?

Back 11

1. indirect hernia

2. sliding*, paraesophageal

Front 12

1. Which type of hernia is most common in women?

2. Which inguinal canal does a direct hernia enter?

3. Which salivary glands are responsible for mucinous versus serous saliva?

Back 12

1. femoral hernia

2. superficial canal

3. Mucinous Middle: sublingual, Serous Sides: parotid

Front 13

1. What structures form the internal and the external inguinal rings?

2. What portion of the GI tract are Peyer's pathes found in?

3. What nerve runs through the parotid gland and can be damaged during surgery?

Back 13

1. internal: peritoneum and trasnversalis fascia; external, internal/external obliques

2. ileum

3. CN VII

Front 14

1. Describe Hesselbach's triangle?

2. Describe which peritoneal layers become what scrotal layers?

Back 14

1. inferior: inguinal ligament, medial: rectus, lateral: inferior epigastrics

2. Camper's Fascia: Dartos fascia, External Oblique: External spermatic fascia, Internal Oblique: Cremaster, Transversalis fascia: internal spermatic fascia, Peritonuem, Tunica Vaginalis

Front 15

1. What are the Brunner's glands and where part of the GI tract are they located?

Back 15

1. bicarbonate secreting glands in the duodenum