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During neurulation, what is the first step in the formation of the nervous system?
During neurulation, what is the first step in the formation of the nervous system?
- Formation of neural plate and neural folds (correct)
- Neural crest formation
- Closure of neural folds to form the neural tube
- Development of the spinal cord
Which structure originates from the neural crest during neurulation?
Which structure originates from the neural crest during neurulation?
- Neuroepithelium
- Neural tube (correct)
- Layers of neural tube
- Spinal cord
What is the term for the embryo during the period of organogenesis from the 3rd to 8th week of human development?
What is the term for the embryo during the period of organogenesis from the 3rd to 8th week of human development?
- Neural tube defect
- Neural plate
- Neurula (correct)
- Neuroepithelium
Which defect may arise if there is a failure in the closure of neural folds during neurulation?
Which defect may arise if there is a failure in the closure of neural folds during neurulation?
What is the function of the neural tube during development?
What is the function of the neural tube during development?
Which step marks the initiation of neurulation during human development?
Which step marks the initiation of neurulation during human development?
What is a common outcome if there is a defect in neural tube closure?
What is a common outcome if there is a defect in neural tube closure?
Which of the following is a possible differential diagnosis for a case with elevated maternal serum AFP during prenatal screening?
Which of the following is a possible differential diagnosis for a case with elevated maternal serum AFP during prenatal screening?
In the process of neurulation, what occurs after the formation of neural plate and neural folds?
In the process of neurulation, what occurs after the formation of neural plate and neural folds?
During neurulation, what may result from a defect in the closure of the neural tube?
During neurulation, what may result from a defect in the closure of the neural tube?
What happens if there is a failure in the migration of neuroectodermal cells during neural tube formation?
What happens if there is a failure in the migration of neuroectodermal cells during neural tube formation?
Which structure differentiates into the Peripheral Nervous System (PNS) and Autonomic Nervous System (ANS) during neurulation?
Which structure differentiates into the Peripheral Nervous System (PNS) and Autonomic Nervous System (ANS) during neurulation?
In the context of neural tube formation, what is the likely outcome if there is a defect in the formation of the neurulation structure?
In the context of neural tube formation, what is the likely outcome if there is a defect in the formation of the neurulation structure?
What specific condition can result from the failure of the cranial neuropore to close during development?
What specific condition can result from the failure of the cranial neuropore to close during development?
If the caudal neuropore does not close properly during development, what condition is likely to occur?
If the caudal neuropore does not close properly during development, what condition is likely to occur?
Which part of the neural tube will become the ependyma of the spinal cord?
Which part of the neural tube will become the ependyma of the spinal cord?
In neurulation, what is the specific outcome if there is a defect in the closure of the neural folds?
In neurulation, what is the specific outcome if there is a defect in the closure of the neural folds?
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