The same hormone can be known by various names given in which set

Options

A. 1)secretin ,enterokinin,gastrin
B. 2)Gametokinetic factor ,testosterone,LTH
C. 3)ADH,Pitressin,and vasopressin
D. 4)Oxytocin ,tri-iodo=thyronine,thyroxine

Answer

To solve the question regarding which set contains a hormone known by various names, we can analyze each option provided:

### Step-by-Step Solution:

1. **Identify the Hormones in Each Option:**
- **Option 1:** Secretin, Enterokinase, Gastrin
- **Option 2:** Gametokinetic factor, Testosterone, LTH (Luteotropic hormone)
- **Option 3:** ADH (Antidiuretic hormone), Pitressin, Vasopressin
- **Option 4:** Oxytocin, Triiodothyronine (T3), Thyroxine (T4)

2. **Analyze Option 1:**
- Secretin, Enterokinase, and Gastrin are all hormones but they are different from each other.
- **Conclusion:** This option is incorrect.

3. **Analyze Option 2:**
- Gametokinetic factor is not commonly known, Testosterone is a male sex hormone, and LTH (Prolactin) is involved in milk production.
- **Conclusion:** This option is incorrect as these hormones serve different functions.

4. **Analyze Option 3:**
- ADH (Antidiuretic hormone) is also known as Pitressin and Vasopressin. All three refer to the same hormone that regulates water balance in the body.
- **Conclusion:** This option is correct as it contains different names for the same hormone.

5. **Analyze Option 4:**
- Oxytocin is a hormone released from the pituitary gland, while Triiodothyronine and Thyroxine are hormones released by the thyroid gland.
- **Conclusion:** This option is incorrect as these hormones are not the same.

6. **Final Conclusion:**
- The correct option is **Option 3: ADH, Pitressin, and Vasopressin** as they all refer to the same hormone.