Gartner’s duct is remnant of
**Core Concept**
Gartner's duct is a vestigial embryological structure that is a remnant of the Wolffian duct, a paired embryonic structure that plays a crucial role in the development of the male reproductive system. The Wolffian ducts are responsible for the formation of the epididymis, vas deferens, seminal vesicles, and ejaculatory ducts in males, but atrophy and regress in females due to the absence of androgens.
**Why the Correct Answer is Right**
The correct answer is related to the embryological development of the female reproductive system. Gartner's duct is a remnant of the Wolffian duct that persists into adulthood in females. This is because the Wolffian ducts in females are not influenced by androgens, which cause them to regress in males. As a result, Gartner's duct can be found in the inguinal region or along the lateral wall of the vagina in females.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because it does not relate to the Wolffian duct or Gartner's duct specifically.
**Option B:** This option is incorrect because it is a remnant of the Müllerian duct, which gives rise to the fallopian tubes, uterus, and upper part of the vagina in females.
**Option C:** This option is incorrect because it is a remnant of the mesonephric duct, which is another name for the Wolffian duct.
**Clinical Pearl / High-Yield Fact**
Gartner's duct cysts are a rare congenital anomaly that can present as a palpable mass in the inguinal region or along the lateral wall of the vagina. They can be mistaken for other conditions such as ovarian cysts or ectopic testes, highlighting the importance of accurate diagnosis and management.
**Correct Answer: B. Müllerian duct**