What is A?
Lesser curvature
What is B?
Cardia
What is C?
Fundus
What is D?
Body
What is E?
Rugae of mucosa
What is F?
Greater curvature
What is G?
Pyloric antrum
What is H?
Pyloric sphincter
What muscle is A?
Rectus abdominus
What muscle is B?
External oblique
What muscle is C?
Internal oblique
What muscle is D?
Transversus abdominis
What does visceral peritoneum line?
Suspended organs
What does parietal peritoneum line?
abdominal wall
What does the primitive gut tube consist of?
- foregut
- midgut
- hindgut
Major arteries supplying the gastrointestinal system:
- Celiac artery
- Superior mesentric artery
- Inferior mesentric artery
Where does the linea alba run from and to?
From the xiphoid process to the pubic symphysis
What is the origin of the external oblique?
Outer surfaces of the lower 8 ribs
What is the insertion of the external obliques?
- Lateral lip of iliac crest
- aponeurosis ending at linea alba
What is the innervation of the external obliques?
Anterior rami of lower 6 thoracic spinal nerves (T7-T12)
What is the function of the external obliques?
- Compress abdominal contents
- Flex the trunk of body
- Bend the trunk to the side
What is the origin of the internal obliques?
- Thoracolumbar fascia
- Iliac crest
- Lateral 2/3 of inguinal ligament
What is the insertion of the internal obliques?
- Inferior border of the lower 3 or 4 ribs
- Aponeurosis ending at linea alba
- Pubic crest
- Pectineal line
