2. 1

3. 2 $100 $200 $300 $400 $500

4. 3 System that produces sex cells What is the reproductive system?

5. 4 Cells are to tissues as tissues are to What are organs?

6. 5 What is cell division/mitosis? Between stages A and D, this process must occur

7. 6 What is the endocrine system? It’s the system that produces hormones that regulate bodily functions

8. 7 What is the nervous system? It’s the system that is responsible for controlling and coordinating movement

9. 8 What is the circulatory system? It’s the system that delivers oxygen and other nutrients throughout the body

10. 9 What is sperm, egg and fertilization? It’s the sex cell shown at A. It’s the sex cell shown at B. It’s the reproductive process that is occurring at C

11. 10 What is the excretory system? It’s the system that removes solid, liquid and gaseous wastes from the body

12. 11 What is the reproductive system? It’s the system responsible for producing sex cells and offspring

13. 12 What is the endocrine system? It’s the system shown that is responsible for secreting hormones that regulate growth, development and help to maintain homeostasis.

14. 13 What is the respiratory system? It’s the system responsible for gas exchange, consisting of structures such as the lungs, trachea and nose

15. 14 What is the muscular system? It’s the system that works with the skeletal system allowing for movement

16. 15 It’s the system shown below that is responsible for breaking down food into smaller molecules so that energy may be released to be used by the cells What is the digestive system?

17. 16 The central nervous system consists of two parts: the brain and the What is the spinal cord?

18. 17 What is the respiratory system? The nose, mouth, and diaphragm are parts of this body system

19. 18 What is fight off infections? It’s the job of the white blood cells as shown below

20. 19 What is the respiratory system? If someone is suffering from difficulty breathing, it’s the system most likely affected

21. 20 What are the circulatory and respiratory systems? When oxygen is transferred to the bloodstream as blood passes by the lungs, these two systems are working together

22. 21 What is the respiratory system? Which body system functions by bringing in oxygen and removing carbon dioxide

23. 22 What is the mouth, with chewing and saliva? In humans, the digestion process begins in this place

24. 23 What are the lungs? Of the following organs, it’s the one that is part of the respiratory system A.stomach B.lungs C.spinal cord D.large intestines

25. 24 What are the circulatory and excretory systems? The two systems involved when waste and water are removed from blood as it flows through the kidneys are

26. 25 What is the nervous system? A lack of control in the muscular system is most likely related to a problem in what other organ system?

27. 26 What is the nervous system? When a person’s arm touches something hot, the muscles in the arm react to pull the arm away. The body system that alerts the muscles to react is

28. 27 What is conducting messages to coordinate body functions? The brain, spinal cord, and nerves are organs that perform this primary function

29. 28 (1) Tissues  (2) Organs Complete the levels of organization from simple to complex

30. 29 The process in which cells use oxygen to release the energy in food (happens in the mitochondria) What is respiration?

31. 30 What is the nervous system? It’s the system shown below, which is responsible for responding to stimuli

32. 31 Digestive System A gastroenterologist is a doctor who treats problems of the esophagus, stomach, and intestines. Which organ system is cared for by this type of doctor?

33. 32 Skeletal System Which system supports the body, protects internal organs, and makes blood cells?

34. 33 What is ecological succession? The process shown below (1) ozone depletion (3) recycling resources (2) ecological succession (4) global warming

35. 34

36. 35 In your own words, describe how the following systems work together:  Skeletal & Muscular  Circulatory & Respiratory  Digestive & Excretory  Nervous & Endocrine  Endocrine & Reproductive