Across
- 1. it comes from food and it’s what powers up our bodies
- 4. these supply raw materials for growth and repair structures such as skin and muscles:
- 5. organ that continues the chemical and mechanical digestion of food.
- 8. it describes the relatively constant internal physical and chemical condition that organisms maintain despite changes in internal and external environments
- 11. organ system that produces gametes, and in females it nurtures and protects developing embryo
- 15. mixture of enzymes and partially-digested foods
- 18. organ system that works with skeletal system to produce voluntary movement
- 20. they help the body absorb fat-soluble vitamins and are a part of cell membranes, nerve cells, and certain hormones
- 21. organ system that guards against infections, injuries, and ultraviolet radiation from the sun
- 22. fingerlike projections in the small intestine
- 24. a group of different types of tissues that work together to perform a single function or several related functions
- 25. fats that contain only one double bond
- 28. it is the process in which a stimulus produces a response that opposes the original stimulus
- 32. supplied from food, our body uses it to build and repair body tissues
- 37. organ system that brings in oxygen needed for cellular respiration and removes excess carbon dioxide from the body
- 39. mineral that helps bone and tooth formation, and an acid-base balance
- 41. organ system that controls growth, development and metabolism
- 43. a way of digestion in which the physical large pieces are broken down into smaller pieces
- 45. the first step in the digestive system
- 46. organ that produces bile, converts ammonia into urea, and regulates the level of glucose we consume.
- 47. mineral that maintains bone and tooth structure
Down
- 1. food passes through here and into the stomach
- 2. it is the basic unit of structure and function in living things
- 3. a group of cells that perform a single function
- 6. a type of tissue that provides support for the body and connects its parts
- 7. fats that contain more than one double bond
- 9. organ system that transports oxygen, nutrients, and hormones to cells
- 10. a group of organs that perform closely related functions
- 12. smooth muscles found in the esophagus, they help you swallow food
- 13. organ system that breaks down, absorbs nutrients, and eliminates wastes
- 14. a way of digestion in which enzymes break down food into the small molecules the body can use
- 16. organ system that eliminates waste products from the body
- 17. organ that absorbs water ad undigested material moves through and is eliminated from the body.
- 19. the process of putting food into your mouth
- 23. organ system that protects the body from diseases
- 25. inorganic nutrients that the body needs, usually in small amounts
- 26. tissue in which nerve impulses are transmitted throughout the body
- 27. organic molecules that the body needs in very small amounts
- 29. the major source of energy for our bodies
- 30. system that recognizes and coordinates the body’s response to changes in its internal and external environments
- 31. organ that produces hormones to regulate blood sugar levels
- 33. the most important nutrient
- 34. organ system that supports the body and protects internal organs
- 35. it breaks proteins into smaller polypeptide fragments
- 36. the tissue that lines the interior and exterior body surfaces
- 38. the first part of the small intestine, in which almost all of the digestive enzymes enter the intestine
- 40. enzyme found in saliva that beings to break the chemical bonds in starched, forming sugars
- 42. amount of heat needed to raise the temperature of 1 gram of water by 1 degree Celsius
- 43. tissue that allows movement of the body
- 44. mineral that helps bone and tooth formation, blood clotting and nerve and muscle function