1) What is the correct order from biggest to smallest a) organs, cells, tissues, organ systems b) cells, tissues, organs, organ systems c) organs systems, organs, tissues, cells d) organ systems, tissues, organs, cells 2) How many organ systems are there in the body? a) 1 b) 15 c) 11 d) 4 3) Organs in the skeleto-muscular system, are  a) bones only b) bones and blood c) bones and muscles d) muscles 4) Blood is a a) cell b) tissue c) organ d) organ system 5) Skin is a  a) cell b) tissue c) organ d) organ system 6) Which of these tissue types are in the heart besides muscle a) Epithelial and cartilage b) Alveolar and cartilage c) Nerve and Blood 7) True/False Organ systems work to perform a specific function a) True b) False 8) Cells combine to form a) tissues b) organs c) organ systems 9) The heart is a) a cell b) an organ c) a tissue d) an organ system 10) The brain is a) A tissue b) An organ 11) Lungs are a) An organ b) An organ system 12) The name given to the system that allows us to breathe is the a) respiratory system b) repatriation system c) breathing system 13) Which system lets us sense where we are a) respiratory b) integumentary c) nervous 14) The function of the digestive system is  a) to provide oxygen to the body's organs b) to remove waste products c) to extract nutrients from food 15) Which system is blood a part of? a) Respiratory system b) Circulatory system c) Digestive system

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