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Integumentary System

Crossword hints:
Which body system is composed of the skin, hair, glands, nails and special receptors, Lacks bloody vessels, This type of sweat gland responds to emotional stress, begins to function at puberty, and is located in the groin and armpits, _______ protects underlying cells from the effects of ultraviolet light, The thick inner layer of the skin, An oily secrection composed of fatty material and cellular debris, Protection, body temperature regulation, prevention of loss of body fluids, and vitamin D synthesis are all functions of the _______, These glands are generally associated with hair follicles; they secrete sebum, which helps keep the skin and hair soft, pliable and waterproof, This type of sweat gland responds to elevated body temperature, environmental heat or physical exercise, Keratin of the _____ is harder than that produced by epidermal cells of the skin, The cytoplasm of the cells is replaced by strands of a tough, fibrous, waterproof protein called _______, The visible part of the hair is called the ______,

Crossword words:
ECCRINE, INTEGUMENTARY, MELANIN, KERATIN, SEBUM, SEBACEOUS, SHAFT, NAILS, EPIDERMIS, SKIN, APOCRINE,