Abdomen I & II Flashcards
What are the branches of the abdominal aorta?
- celiac trunk
- superior mesenteric (L1)
- inferior mesenteric (L3)
What are the branches of the celiac trunk?
- left gastric
- splenic
- common hepatic
What is the blood supply of the foregut, midgut, and hindgut?
- Foregut: celiac trunk
- Midgut: superior mesenteric artery
- Hindgut: inferior mesenteric artery
Ruptured spleen can happen from what?
broken left ribs 9, 10, and 11
What are the 5 peritoneal ligaments of the liver?
- Falciform
- Coronary
- R and L triangular
- Lesser omentum
What are the main intraperitoneal organs we discussed?
- Stomach (omentum)
- Small intestine (mesentery)
- Large intestine (meso-colon)
- Organs like liver or spleen (ligament)
What are words that we are considering interchangeable with “peritoneum” for the purposes of this class?
omentum, mesentery, meso-colon, ligament
In the male, a peritoneal pouch called the_______ extends through the anterior abdominal wall and acquires a layer of fascia from each layer EXCEPT the ______.
processus vaginalis; transversus abdominus
What is the inguinal canal and how does it differ b/t males and females
A passageway through the abdominal wall to the external genitalia
- Males: spermatic cord + ilioinguinal nerve
- Females: round ligament of uterus + ilioinguinal nerve
Is descent of the testes an early or late embryologic event? When does it normally occur?
It is a late event beginning around week 26, and it may not be complete until after birth.
Remnants of the processus vaginalis form the______.
tunica vaginalis (visceral and parietal layers)
What causes congenital weakness in the abdominal wall which may lead to an indirect hernia?
incomplete fusion of the processus vaginalis
Is the duodenum intraperitoneal or retroperitoneal?
1st part is intraperitoneal; 2nd, 3rd, and 4th parts are retroperitoneal
