Matching Pairs HUMAN BIOLOGYOnline version LINK NAME AND DEFINITION by Guy Kruse 1 organ system 2 connective tissue 3 organ 4 hormone 5 nervous tissue 6 cardiovascular system 7 tissue 8 muscle tissue 9 epithelial tissue 10 cells Basic unit of structure and function of a living organism; the basic unit of life. Group of nerve cells that sense stimuli and transmit signals; found in brain, spinal cord, and nerves. Bands of cells that contract and allow movement. Group of cells that are all involved in supporting and binding other tissues of the body; i.e. tendon, cartilage, bone, and blood. Organ system made up of the heart, blood, and blood vessels. Organs that work together to serve a common purpose. Structure made of two or more tissues that work together. A chemical messenger molecule. Layers of tightly packed cells that line the surfaces of the body. Group of similar cells working together.
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