Dermoid cyst of ovary contains derivatives from:
**Core Concept**
A dermoid cyst of the ovary, also known as a mature teratoma, is a type of neoplasm that contains tissue from all three **germ layers**: ectoderm, endoderm, and mesoderm. This phenomenon occurs due to the abnormal growth of totipotent cells.
**Why the Correct Answer is Right**
Since the question is incomplete, let's discuss the general concept. Dermoid cysts contain a wide range of tissues, including skin, hair, muscle, and sometimes even teeth, due to the presence of these germ layers. The **ectoderm** gives rise to skin and hair, the **endoderm** to mucous membranes and sometimes thyroid tissue, and the **mesoderm** to muscle and bone.
**Why Each Wrong Option is Incorrect**
**Option A:** Without the specific option provided, we can't assess its accuracy directly.
**Option B:** Similarly, this option's correctness cannot be evaluated.
**Option C:** This option also cannot be judged without its content.
**Option D:** The same issue applies here.
**Clinical Pearl / High-Yield Fact**
A key point to remember is that dermoid cysts are usually benign but can become malignant in rare cases. They are also known to cause complications such as torsion or rupture, leading to acute abdominal symptoms.
**Correct Answer:** D. all three germ layers