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Abdomen Anatomy
Abdomen One Liners
| Question | Answer |
|---|---|
| Dermatome to umbilical area | T10 |
| Dermatome to suprapubic area | L1 |
| Vertebral level associated with origin of celiac artery | T12 |
| Vertebral level associated with origin of SMA | L1 |
| Vertebral level associated with origin of renal arteries | L2 |
| Vertebral level associated with origin of gonadal arteries | L2 |
| Vertebral level associated with origin of IMA | L3 |
| Vertebral level of umbilicus | Disc L3-4 |
| Vertebral level of aortic bifurcation | L4 |
| Vertebral level for formation of IVC | L5 |
| Spinal levels to muscles of anterior abdominal wall | T7–L1 |
| Structure that forms superficial inguinal ring | Aponeurosis of external oblique |
| Structure that forms deep inguinal ring | Transversalis fascia |
| Structure that forms floor of inguinal canal | Inguinal ligament |
| Bony attachments of inguinal ligament | ASIS and pubic tubercle |
| Structures that form conjoint tendon | Internal oblique and transversus abdominis |
| Abdominal layer continuous with external spermatic fascia | External oblique |
| Abdominal layer continuous with cremasteric fascia | Internal oblique |
| Abdominal layer continuous with internal spermatic fascia | Transversalis fascia |
| Structure that lies between protrusion sites of direct and indirect inguinal hernias | Inferior epigastric vessels |
| Type of hernia that enters deep inguinal ring | Indirect inguinal |
| Most common type of hernia | Indirect inguinal |
| Most common side for indirect inguinal hernia | Right |
| Type of hernia that protrudes through Hesselbach’s triangle | Direct inguinal |
| Boundaries of Hesselbach’s triangle | Inguinal ligament, rectus abdominis, inferior epigastric artery and vein |
| Type of hernia that traverses both deep and superficial rings | Indirect inguinal |
| Condition in which fluid accumulates in processus vaginalis | Hydrocele |
| Communication between greater and lesser sacs | Epiploic foramen |
| Superior border of epiploic foramen | Caudate lobe of liver |
| Inferior border of epiploic foramen | Part one of duodenum |
| Posterior border of epiploic foramen | IVC |
| Ligament that contains portal vein, hepatic artery and bile duct | Hepatoduodenal (lesser omentum) |
| Structure that limits spread of ascitic fluid superiorly from left paracolic gutter | Phrenicocolic ligament |
| Structure that limits spread of ascitic fluid inferiorly from right infracolic compartment | Root of the mesentery |
| Superior extent of right paracolic gutter | Hepatorenal recess |
| Most inferior portion of peritoneal cavity in females | Rectouterine pouch |
| Structures supplied by celiac artery | Stomach, duodenum, liver, spleen, gallbladder, pancreas |
| Branches of celiac artery | Left gastric, common hepatic and splenic |
| Blood supply to stomach | Right and left gastroepiploics right, left and short gastrics |
| Major structures of bed of stomach | Pancreas, spleen, left kidney and suprarenal gland, diaphragm |
| Ducts that join to form common bile duct | Cystic and common hepatic |
| Structure that separates right and left lobes of liver | Falciform ligament |
| Remnant of umbilical vein | Round ligament of liver |
| Origin of cystic artery | Right hepatic artery |
| Ribs directly related to spleen | Ribs 9-11 (left) |
| Organs related to spleen | Stomach, colon, left kidney, tail of pancreas |
| Artery to small intestine | SMA |
| Organs supplied by both celiac and SMA | Duodenum, pancreas |
| Organ supplied by both SMA and IMA | Transverse colon |
| Vessel located posterior to head of pancreas | IVC |
| Vessel located posterior to neck of pancreas | Portal vein |
| Veins that unite to form portal vein | Splenic and SMV |
| Clinically important organs for portacaval anastomoses | Esophagus, rectum, liver, spleen |
| Two structures that lie posterior to SMA near its origin | Left renal vein, duodenum |
| hree distinguishing features of the large intestine | Tenia coli, haustra, epiploic appendages |
| Termination of left ovarian/testicular vein | Termination of left ovarian/testicular vein |
| Termination of right ovarian/testicular vein | Inferior vena cava |
| Location of initial pain of appendicitis | Umbilical region |
| Motor innervation of diaphragm | Phrenic |
| Sensory innervation of diaphragm | Phrenic + intercostal |
| Spinal levels of phrenic nerve | C3-5 |
| Vertebral level that inferior vena cava traverses diaphragm | T8 |
| Vertebral level that esophagus traverses diaphragm | T10 |
| Structures that traverse diaphragm with esophagus | Vagal trunks |
| Vertebral level that aorta traverses diaphragm | T12 |
| Structure that traverses diaphragm with aorta | Thoracic duct |
| Structures that traverses diaphragm through crura | Greater, lesser and least splanchnic nerves |
Created by:
tessah10
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