The opening of the stomach into the duodenum is guarded by:
1. Cardiac sphincter
2. Sphincter of Oddi
3. Pyloric sphincter
4. Ileocaecal sphincter
Which layer in the wall of the gastrointestinal tract has an inner circular and outer longitudinal layer?
1. lamina propria | 2. muscularis mucosa |
3. submucosa | 4. muscularis |
An innermost oblique muscle layer is present in the wall of:
1. Oesophagus | 2. Stomach |
3. Ascending colon | 4. Rectum |
Villi are supplied with a network of capillaries and a large lymph vessel called the:
1. Portal vessel | 2. Lacteal |
3. Thoracic duct | 4. Cisterna chyli |