What system does an Esthetician come into physical contact with every day?

The integumentary system is the correct answer because it encompasses the skin, hair, nails, and associated glands, all of which are the primary focus of an esthetician's work. Estheticians perform various treatments and services that directly involve the skin, such as facials, exfoliation, hair removal, and the application of products designed to improve skin health and appearance.

Since the integumentary system is the first barrier of defense for the body and a critical organ system that estheticians interact with daily, their training and practice revolve around understanding its structure, function, and care. This includes knowledge of skin types, skin conditions, and the effects of various treatments and products.

Other systems, while they might have relevance to overall health and wellness, do not involve direct daily interaction in the context of esthetics. The endocrine system relates to hormone production and regulation, the circulatory system involves the flow of blood and nutrients throughout the body, and the lymphatic system plays a role in immunity and fluid balance. While these systems are important to overall health and can indirectly influence skin health, they are not the primary focus of an esthetician's daily practice as the integumentary system is. Thus, understanding the integumentary system