1) The _______ defends the body against bacteria and viruses, helping to maintain overall health and well-being. a) skeletal system b) nervous system c) immune system 2) The __ acts as the body's control center, transmitting electrical signals that allow us to sense, think, and respond to our environment. a) skeletal system b) nervous system c) immune system 3) The _____ is responsible for the removal of waste products from the body, such as urea and carbon dioxide, through the kidneys, liver, and skin a) excretory system b) nervous system c) digestive system 4) The __ regulates the body's hormones, which are essential for growth, development, and reproduction. a) skeletal system b) endocrine system c) immune system 5) The __ is involved in the creation and development of new life. a) skeletal system b) reproduction system c) immune system 6) The __ provides structure and support for the body. a) skeletal system b) nervous system c) circulatory system 7) The _____ is responsible for the system breathing. a) skeletal system b) respiratory system c) immune system 8) The __ provides protection and insulation for the body, including the skin, hair, and nails. a) integumentary system b) nervous system c) circulatory system 9) The blood vessels that make up the_____include the heart, arteries, veins, and capillaries. a) skeletal system b) nervous system c) circulatory system 10) The ______ is responsible for the movement and stability of the body. a) skeletal system b) nervous system c) muscular system

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