Complete stomach anatomy---- Simplify by
PharmaWhisper
1. Introduction
The stomach is a J-shaped hollow organ in the digestive system.
It helps in storing, mixing, and digesting food, especially proteins.
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2. Location
- Lies in the upper left abdomen
- Found mostly in epigastric, umbilical, and left hypochondriac regions
- Between esophagus and duodenum
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3. Parts of the Stomach
1. Cardia – Near the junction with the esophagus
2. Fundus – Dome-shaped upper portion (often gas-filled)
, 3. Body – Main central portion
4. Pyloric part – Includes:
- Antrum
- Canal leading to pyloric sphincter
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4. Curvatures
- Lesser curvature – Right (inner) border
- Greater curvature – Left (outer) border
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5. Layers of the Stomach Wall
1. Mucosa – Inner lining with gastric glands
2. Submucosa – Connective tissue with blood vessels
3. Muscularis externa – 3 muscle layers:
- Inner oblique
- Middle circular
- Outer longitudinal
4. Serosa – Outer protective layer (peritoneum)
PharmaWhisper
1. Introduction
The stomach is a J-shaped hollow organ in the digestive system.
It helps in storing, mixing, and digesting food, especially proteins.
---
2. Location
- Lies in the upper left abdomen
- Found mostly in epigastric, umbilical, and left hypochondriac regions
- Between esophagus and duodenum
---
3. Parts of the Stomach
1. Cardia – Near the junction with the esophagus
2. Fundus – Dome-shaped upper portion (often gas-filled)
, 3. Body – Main central portion
4. Pyloric part – Includes:
- Antrum
- Canal leading to pyloric sphincter
---
4. Curvatures
- Lesser curvature – Right (inner) border
- Greater curvature – Left (outer) border
---
5. Layers of the Stomach Wall
1. Mucosa – Inner lining with gastric glands
2. Submucosa – Connective tissue with blood vessels
3. Muscularis externa – 3 muscle layers:
- Inner oblique
- Middle circular
- Outer longitudinal
4. Serosa – Outer protective layer (peritoneum)
