# Neural tube formation occurs on _____ ? with Answer - General Anatomy Mcqs | TestPrep

> Solved MCQ: Neural tube formation occurs on _____ ? Correct Answer: A. 18 to 23 days post fertilization and is the second stage of craiofacial development. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

---

Tested in Competitive Exams:

- [NTS Test Prep](https://test-prep.blog/exams/nts)
- [FPSC Past Papers](https://test-prep.blog/exams/fpsc)
- [PPSC Solved MCQs](https://test-prep.blog/exams/ppsc)
- [PMDC MDCAT 2026](https://test-prep.blog/exams/mdcat)
- [UET ECAT Prep](https://test-prep.blog/exams/ecat)
- [CSS Central Superior](https://test-prep.blog/exams/css)

- [General Anatomy Mcqs](https://test-prep.blog/categories/general-anatomy-mcqs)
Difficulty: Easy 78% Accuracy

# Neural tube formation occurs on _____ ?

Direct Answer & Quick Reference

The correct option is **A. 18 to 23 days post fertilization and is the second stage of craiofacial development**.

A. 18 to 23 days post fertilization and is the second stage of craiofacial development **(Correct Answer)**

B. 28 to 38 days post fertilization and is the third stage of craniofacial development

C. 42 to 55 days post fertilization and is the fourth stage of craniofacial development

D. 17 the day post fertilization and is the first stage of craniofacial development

✨ Explain with AI

Verified Key: A. 18 to 23 days post fertilization and is the second stage of craiofacial development
Solved by 4,828+ students

Verified against official examination board answer keys and standard curriculum textbooks.

- [Previous Question Which of the following is correct ?](https://test-prep.blog/mcq/which-of-the-following-is-correct-72443eb0-bad3-4cfe-a00a-ee607295b47c)
- [Next Question Which of the the following is not correct ?](https://test-prep.blog/mcq/which-of-the-the-following-is-not-correct-6ce9862a-d39d-4fbc-a7c3-f01ea2fcadf7)

- [Practice More General Anatomy Mcqs MCQs](https://test-prep.blog/quiz/smart?category=general-anatomy-mcqs)
- [How We Verify Questions →](https://test-prep.blog/editorial-policy)

## Subject Overview

Explore thousands of solved past paper MCQs for General Anatomy Mcqs categorized with explanations.

- [Browse All General Anatomy Mcqs MCQs →](https://test-prep.blog/categories/general-anatomy-mcqs)

## Related Questions

- [Which of the following is correct ?](https://test-prep.blog/mcq/which-of-the-following-is-correct-72443eb0-bad3-4cfe-a00a-ee607295b47c)
- [Which of the the following is not correct ?](https://test-prep.blog/mcq/which-of-the-the-following-is-not-correct-6ce9862a-d39d-4fbc-a7c3-f01ea2fcadf7)
- [Which of the following is correct?](https://test-prep.blog/mcq/which-of-the-following-is-correct-84699be6-5a35-45bf-877f-e9eec8f0e9ff)
- [On applying pressure on angle of jaw while maintaining patent airway which nerve is likely to be damaged _____ ?](https://test-prep.blog/mcq/on-applying-pressure-on-angle-of-jaw-while-maintaining-patent-airway-which-nerve-c00307f5-1937-4c70-b68c-05b99d0135dd)
- [Sensory supply of nasal cavity is from a branch of _____ ?](https://test-prep.blog/mcq/sensory-supply-of-nasal-cavity-is-from-a-branch-of-125a699f-1fdd-4a51-95ae-2bac2b3564dd)

---
*Source: https://test-prep.blog/mcq/neural-tube-formation-occurs-on-e43097d2-1e42-49ee-9a8f-7ffbdd590f3e*
*Format: Markdown for Agents (Content Negotiation: text/markdown)*
