Key Points Flashcards
Which of vertical line(s) is / are used to demarcate the nine regions of the abdomen?
Midclavicular lines
What vertebral level does the intertubercular line pass through?
L5
Which of the following muscles lies most superficial in the anterolateral abdominal wall?
External oblique
The superior epigastric artery is a continuation of which of the following arteries?
Internal thoracic artery
What does the internal thoracic artery give rise to
Musculophrenic and superior Epigastric arteries
What is the internal thoracic artery a branch of
Subclavian artery
What is the inferior Epigastric artery a branch of
External iliac artery
Which of the following nerves innervate the anterior abdominal wall?
Iliohypogastric nerve
Ilioinguinal nerve
Thoraco-abdominal nerves T7 - 11
Subcostal nerve
The transversalis fascia contributes to which border(s) of the inguinal canal?
The transversalis fascia is the deepest layer of the anterior abdominal wall - only the parietal peritoneum lies deep to it. It therefore contributes to the posterior border and the roof of the inguinal canal.
What is the anterior border of the inguinal canal formed from
largely by the external oblique aponeurosis, with a contribution laterally from the internal oblique aponeurosis.
What is the floor of the inguinal canal formed from
inguinal ligament - the lower border of the external oblique aponeurosis.
The medial umbilical folds represent the remnant(s) of which embryological structure(s)?
umbilical arteries
The median umbilical folds represents the remnants if which structure
urachus, which connects the bladder to the umbilicus in the fetus
The liver is connected to the anterior abdominal wall by which peritoneal structure?
Falciform ligament
Which of the following parts of the large intestine are retroperitoneal?
Ascending colon
Descending colon
Rectum
At what vertebral level does the oesophagus pass through the diaphragm?
T10
Which of the following arteries arises from the gastroduodenal artery?
Right gastro-omental
A Meckel’s diverticulum is an outpouching of gut found in which region of the intestine?
Distal ileum
. It results if the embryonic vitelline duct (a connection between the midgut loop and the yolk sac) does not regress / degenerate. It is usually asymptomatic, but it can become inflamed, mimicking an appecndicitis
The ascending colon is predominently supplied by which artery?
Right colic
features of the large intestine
Epiploic appendages, haustrations and taeniae coli
Where are rugae located
Stomach
Where are plicae circulares located
Small intestine
Which vein enters the splenic vein?
Inferior mesenteric vein
The right and left common iliac veins unite to form …
Inferior vena cava
