Accessory excretory human organ is

Options

A. skin
B. Skin and liver
C. Skin and lungs
D. Skin, lungs, liver and intestine

Answer

To solve the question "Accessory excretory human organ is," we will analyze the options provided and determine which organs can be classified as accessory excretory organs in the human body.

### Step-by-Step Solution:

1. **Understanding Excretion**:
- Excretion is the process of removing waste products from the body. The primary organs responsible for this process are the kidneys.

2. **Identifying Accessory Organs**:
- Accessory excretory organs are those that assist in the excretion process but are not the primary organs.

3. **Analyzing the Options**:
- The options given are:
- A) Skin
- B) Skin and Liver
- C) Skin and Lungs
- D) Skin, Lungs, Liver, and Intestine

4. **Evaluating Each Organ**:
- **Skin**:
- The skin has sweat glands that excrete sweat, which contains waste products like urea and salts. Thus, the skin is an accessory excretory organ.
- **Lungs**:
- The lungs expel carbon dioxide, a waste product of respiration. Therefore, they also qualify as accessory excretory organs.
- **Liver**:
- The liver processes and excretes substances like bile pigments and cholesterol. It can be considered an accessory excretory organ as well.
- **Intestines**:
- The intestines eliminate undigested food and waste products from the digestive process, making them part of the excretory system.

5. **Conclusion**:
- Since all the mentioned organs (skin, lungs, liver, and intestines) play a role in excretion, the correct answer is option D: Skin, Lungs, Liver, and Intestine.

### Final Answer:
The accessory excretory human organs are **Skin, Lungs, Liver, and Intestine** (Option D).