Chemical substances which are used to check pregnancy in women are called

Options

A. Antibiotics
B. Antimicrobials
C. Antifertility drugs
D. Disinfectants

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the name of chemical substances used to check pregnancy in women.

2. **Identifying Relevant Terms**: The key terms in the question are "chemical substances" and "check pregnancy".

3. **Exploring Related Concepts**: In the context of pregnancy testing, we need to consider substances that are specifically designed to detect pregnancy hormones in a woman's body.

4. **Recognizing the Hormones Involved**: The primary hormone that is tested for in pregnancy tests is human chorionic gonadotropin (hCG). This hormone is produced shortly after a fertilized egg attaches to the uterine lining.

5. **Conclusion**: The chemical substances used to check pregnancy are known as "pregnancy tests" or "pregnancy test kits," which detect the presence of hCG in urine or blood.

**Final Answer**: Chemical substances used to check pregnancy in women are called "pregnancy tests" or "pregnancy test kits."

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