Which statement is not true regarding the digestive system of frog?

Options

A. Oxyntic cells are present in stomach
B. Small intestine is made up of two parts: duodenum and ileum
C. A large number of trne villi are present with ileum
D. The function of rectum is to absorb water

Answer

To determine which statement is not true regarding the digestive system of frogs, we will analyze each statement one by one based on the information provided in the video transcript.

### Step-by-Step Solution:

1. **Statement Analysis**:
- **Statement 1**: "Auxinithics are present in the stomach."
- This statement is true. The transcript mentions that auxinithics (likely referring to the gastric glands) are present in the stomach and produce substances necessary for digestion.

2. **Statement 2**: "The small intestine is made up of two parts that is the duodenum and the ileum."
- This statement is also true. The transcript confirms that the small intestine is divided into two parts: the duodenum and the ileum.

3. **Statement 3**: "A large number of tunicoli are present with the ileum."
- This statement is not true. The transcript states that the ileum has longitudinal folds but does not have tunicoli (likely referring to villi or other structures). Therefore, this statement is incorrect.

4. **Statement 4**: "The function of the rectum is to absorb water."
- This statement is true. The transcript mentions that the rectum is involved in the reabsorption of water and the storage of feces.

### Conclusion:
The statement that is not true regarding the digestive system of frogs is **Statement 3**: "A large number of tunicoli are present with the ileum."

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