AM
B&B EXAM 2 PRACTICE EXAM WITH
VERIFIED QUESTIONS AND ANSWERS
2026/27.
1. Describe the significance of the neural plate in embryonic development.
The neural plate serves as a protective layer for the embryo.
The neural plate helps in the formation of the digestive system.
The neural plate is involved in the development of the circulatory system.
The neural plate is crucial for the formation of the nervous system during
embryonic development.
2. What is the first major stage of neurodevelopment in all vertebrates ?
3. At what stage of embryonic development can the neural plate first be observed?
21 days of development
16 days of
development 18 days
of development 14
days of development
4. Describe the process by which a totipotent cell becomes a multipotent cell.
Hydrocephalu
As multipotent
Spina bifidacell can revert back to a totipotent state.
Cerebral palsy
A totipotent cell remains undifferentiated and does not change.
Anencephaly
A totipotent cell differentiates into a multipotent cell, specializing in a specific
6. Describe the significance of somal translocation in the development of neural
connections.
function.
Somal translocation is crucial for the proper placement of axons, allowing for the
A multipotent cell can differentiate into any type of cell.
establishment of functional neural connections.
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