Epidermis is the surface epithelium of the skin, overlying the dermis. dermis is the layer of skin that lies beneath the epidermis and above the subcutaneous layer.
Answer:
Correct options are (a), (b) and (c).
Explanation:
Water is the important component of the body. Human body consists of more than 60% of water. Most solutes and physiological mechanism depend on the water present inside the body.
The dehydration or loss of water can cause deadly disease in humans. It is important to maintain the hydration level of the body. The hydration status can be checked by the urine color as the light color indicates the enough amount of water in the body. Weight of the body before and after exercise also expresses the hydration status. The reduced saliva indicates the dehydration condition of the body.
Thus, correct options are (a), (b) and (c).
List of necessities for our body:
- Water.
- Food.
- Oxygen.
- The nervous system
The answer is underextension
