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  1. Nov 2025
    1. The Anterior or cranial neuropore closes about day 24.The Posterior or caudal neuropore closes at about day 26.

      What causes them to close at different timings since they are both derived from the same neural tube?

    2. From the Circle of Willis, major arteries arise and travel to all parts of the brain.

      so is the major arteries the carotid arteries? since they supply blood to the whole brain

    3. also has a highly significant role in the control ofpituitary endocrine function.The pituitary gland develops from an extension of the hypothalamusdownwards.

      is the pituitary gland considered an independent part of the brain or part of the hypothalamus? if independent, then why is the hypothalamus considered the controller of pituitary endocrine function?

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  2. Oct 2025