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Across 4. an organ found in mammalian skin (2 Words) 5. blood vessel in humans and most other animals that takes oxygenated blood away from the heart 9. a microscopic exocrine gland in the skin that opens into a hair follicle to secrete an oily or waxy matter (2 Words) 10. blood vessels in the circulatory system of humans and most other animals that carry blood towards the heart. 12. the deepest layer of the skin 13. the layer of usually soft, flexible outer tissue covering the body of a vertebrate animal

Down 1. a protein filament that grows from follicles found in the dermis 2. small muscles attached to hair follicles in mammals (3 Words) 3. an enclosed, cable-like bundle of nerve fibers in the peripheral nervous system 6. the outermost layer of the epidermis (2 Words) 7. chemical structures, composed of protein, that receive and transduce signals 8. the outermost of the three layers that comprise the skin 11. a layer of skin between the epidermis and subcutaneous tissues