Podcast
Questions and Answers
Which process divides the ectoderm into three cell types?
Which process divides the ectoderm into three cell types?
- Primary neurulation (correct)
- Secondary neurulation
- Neural plate formation
- Neural tube closure
By what week of pregnancy does neural tube closure usually occur in humans?
By what week of pregnancy does neural tube closure usually occur in humans?
- Third week
- Fourth week (correct)
- Second week
- First week
What does the neural tube develop into?
What does the neural tube develop into?
- The brain
- The spinal cord
- The central nervous system (correct)
- All of the above
What happens to the neural groove as the neural fold become elevated?
What happens to the neural groove as the neural fold become elevated?
When does primary neurulation begin?
When does primary neurulation begin?