1) What is the normal body temperature for a human being? a) 45 degrees Celcius b) 98.6 degrees Fahrenheit c) 98 degrees Celcius d) 37 degrees Celcius e) Both b and c f) Both b and d 2) Which organ system directs the other organ systems in our bodies? a) Integumentary system b) Our brain c) Muscular system d) Nervous system e) Circulatory system f) Our arteries 3) The maintenance of an organism's internal environment is called: a) Compensating b) Balancing c) Homeostasis d) Routine e) Healthy f) Clean 4) Name the levels of organization in the human body in the order from smallest to largest. a) Tissue, organ, organ system b) Cells, tissue, organ, organ system c) Organ system, tissue, organs, cells d) cells, organs, tissue, organ system e) Cells, organ, organ system, tissues f) organ system, tissues, cells, organs 5) The "cause" for something to happen is the a) response b) stimulus c) effect d) homeostasis e) answer f) problem 6) IF the environment gets cold, we will often shiver to: a) keep body temperature the same as the external temperature b) increase our body temperature c) decrease our body temperature d) regulate blood pressure e) have something to do f) make our hairs stand 7) Which organ is responsible for keeping water balanced in the blood? a) Pancreas b) Lungs c) Heart d) Kidneys e) Liver f) Mouth 8) Cells are a) Groups of tissues that carry out a particular function. b) The structural and functional units of all living things. c) Groups of organs that together carry out a particular function. d) Only found in animals 9) Tissues are a) Groups of cells that together carry out a particular function b) THe smallest functional units of all living things. c) Groups of organs that together carry out a particular function d) only found in animals 10) Molecules are made up of a) cells b) tissues c) organs d) atoms 11) When it comes to biological organization, the highest level is a) cells b) body systems c) organs d) organisms 12) The organ you would find in the circulatory system is a) the liver b) the bladder c) the heart d) the large intestine 13) The kidney and bladder are parts of the a) circulatory system b) urinary system c) nervous system d) digestive system 14) Organs are a) groups of cells that together carry out a particular function b) groups of body systems that make up an organism c) groups of tissues that together carry out a particular function d) unicellular 15) The body system you would find the small intestine is in the a) circulatory system b) digestive system c) respiratory system d) excretory system 16) The body system you would find the lungs in is the a) circulatory system b) nervous system c) digestive system d) respiratory system 17) The idea that the shape of a structure tells you about what it does can be summarized as a) form follows function b) physics c) anatomy and physiology d) levels of biological organization 18) Atoms come together to make a) molecules b) tissues c) cells d) organs

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