Integumentary System
Your integumentary system is your body’s outer layer. It’s made up of your skin, nails, hair and the glands and nerves on your skin. Your
Your integumentary system is your body’s outer layer. It’s made up of your skin, nails, hair and the glands and nerves on your skin. Your
Bone marrow is a soft, spongy tissue found within the hollow spaces of certain bones. Bone marrow contains cells that produce blood cells and platelets
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