Final answer:
To maintain intact skin, it is necessary to moisturize regularly, ensure adequate hydration, and consume proper nutrition. These are all important factors in keeping the skin healthy, serving as a barrier and performing its essential functions within the integumentary system.
Step-by-step explanation:
To maintain intact skin, several factors are essential. These include:
- Moisturizing regularly to prevent dryness and cracking.
- Adequate hydration, which is crucial for maintaining the skin’s elasticity and resilience.
- Proper nutrition, providing the necessary vitamins and minerals for skin cell regeneration.
All of these factors work together to maintain the health of the skin, which performs critical functions such as preventing water loss, protecting against the entry of microorganisms, and assisting in vitamin D synthesis. Therefore, the correct answer to what is necessary to maintain intact skin is d. All of the above.
The Integumentary System
The skin cells originate from the ectoderm, one of the primary germ layers in embryonic development. The integumentary system, including the skin, works in conjunction with other organ systems to maintain homeostasis. As we age, the skin undergoes various changes, which can affect its integrity and function.