Spinal cord passes to brain through `:-`

Options

A. Foramen of monro
B. Foramen of magendie
C. Foramen of ovale
D. Foramen of Magnum

Answer

To solve the question "Spinal cord passes to brain through:", we need to analyze the provided options and determine which foramen serves as the passageway between the spinal cord and the brain.

### Step-by-Step Solution:

1. **Understand the Options**: The options provided are:
- Foramen of Monro
- Foramen of Magendi
- Foramen of Ovale
- Foramen of Magnum

2. **Analyze Each Foramen**:
- **Foramen of Monro**: This is also known as the interventricular foramen. It connects the third ventricle and the lateral ventricle of the brain. It is not related to the spinal cord.
- **Foramen of Magendi**: This is also called the median aperture. It connects the fourth ventricle of the brain to the cisterna magna. It is part of the ventricular system but does not connect the spinal cord to the brain.
- **Foramen of Ovale**: This is an opening located at the base of the greater wing of the sphenoid bone. It is not involved in connecting the spinal cord to the brain.
- **Foramen of Magnum**: This is a large opening at the base of the skull that serves as a passage for the spinal cord to connect with the brain. It allows the central nervous system to pass through the skull.

3. **Identify the Correct Foramen**: Based on the analysis, the foramen that allows the spinal cord to pass into the brain is the **Foramen of Magnum**.

4. **Conclusion**: Therefore, the spinal cord passes to the brain through the **Foramen of Magnum**.

### Final Answer:
The spinal cord passes to the brain through the **Foramen of Magnum**.

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