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External genital organs are developed during _________
- a)First trimester
- b)First month of pregnancy
- c)Second trimester
- d)Third trimester
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
External genital organs are developed during _________a)First trimeste...
- Limbs and digits, along with external genitalia, are formed during the first trimester.
- This is a period of 12 weeks after pregnancy.
Most Upvoted Answer
External genital organs are developed during _________a)First trimeste...
Development of External Genital Organs
The development of external genital organs is a crucial phase in embryonic growth, primarily occurring during the first trimester of pregnancy.
Timeline of Development
- The first trimester spans from week 1 to week 12 of pregnancy.
- During this period, significant differentiation of the reproductive system takes place.
Key Developmental Stages
- Formation of the Genital Tubercle:
- By the end of the 6th week, the genital tubercle, which later develops into the penis or clitoris, begins to form.
- Sex Differentiation:
- Around week 7, the presence of sex chromosomes triggers hormonal influences that lead to the development of male or female external genitalia.
- Appearance of External Structures:
- By weeks 9 to 12, structures such as the labia or scrotum become recognizable, completing the basic formation of external genital organs.
Why First Trimester?
- Critical Development Window:
- The first trimester is a period of rapid organogenesis, where most of the body's systems, including the reproductive system, are being established.
- Hormonal Influence:
- The presence of androgens in males and the absence in females plays a significant role in determining the final structure of the external genitalia.
Conclusion
Understanding the timing and processes involved in the development of external genital organs emphasizes the importance of the first trimester in human embryogenesis. This knowledge is crucial for medical professionals and students, particularly in fields related to obstetrics and gynecology.
The development of external genital organs is a crucial phase in embryonic growth, primarily occurring during the first trimester of pregnancy.
Timeline of Development
- The first trimester spans from week 1 to week 12 of pregnancy.
- During this period, significant differentiation of the reproductive system takes place.
Key Developmental Stages
- Formation of the Genital Tubercle:
- By the end of the 6th week, the genital tubercle, which later develops into the penis or clitoris, begins to form.
- Sex Differentiation:
- Around week 7, the presence of sex chromosomes triggers hormonal influences that lead to the development of male or female external genitalia.
- Appearance of External Structures:
- By weeks 9 to 12, structures such as the labia or scrotum become recognizable, completing the basic formation of external genital organs.
Why First Trimester?
- Critical Development Window:
- The first trimester is a period of rapid organogenesis, where most of the body's systems, including the reproductive system, are being established.
- Hormonal Influence:
- The presence of androgens in males and the absence in females plays a significant role in determining the final structure of the external genitalia.
Conclusion
Understanding the timing and processes involved in the development of external genital organs emphasizes the importance of the first trimester in human embryogenesis. This knowledge is crucial for medical professionals and students, particularly in fields related to obstetrics and gynecology.
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Question Description
External genital organs are developed during _________a)First trimesterb)First month of pregnancyc)Second trimesterd)Third trimesterCorrect answer is option 'A'. Can you explain this answer? for NEET 2025 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about External genital organs are developed during _________a)First trimesterb)First month of pregnancyc)Second trimesterd)Third trimesterCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for NEET 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for External genital organs are developed during _________a)First trimesterb)First month of pregnancyc)Second trimesterd)Third trimesterCorrect answer is option 'A'. Can you explain this answer?.
External genital organs are developed during _________a)First trimesterb)First month of pregnancyc)Second trimesterd)Third trimesterCorrect answer is option 'A'. Can you explain this answer? for NEET 2025 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about External genital organs are developed during _________a)First trimesterb)First month of pregnancyc)Second trimesterd)Third trimesterCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for NEET 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for External genital organs are developed during _________a)First trimesterb)First month of pregnancyc)Second trimesterd)Third trimesterCorrect answer is option 'A'. Can you explain this answer?.
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