1. TOPIC: Locomotive Systems Aim: Explain the parts and functions of the skeletal system. Do Now- Explain advantages of locomotion. HW: Read pages 487-489. Write recall notes about what joints are and the different types of joints. Due tomorrow!

2. AB C D E F Spongy bone Compact bone Yellow marrow Periosteum Blood vessels Red marrow

5. The smallest is the stirrup bone in the ear which can measure 1/10 of an inch.

6. Your face has 14 bones.

7. One fourth of your bones are located in your feet.

8. True or False: Children often bend their bones rather than break them. TRUE! Their bones are more pliable, and tend to bend more without breaking.

10. 1. Ligaments Connective tissue that connects bone to bone Connective tissue that connects muscle to bone 2. Tendons

12. 3. Cartilage Flexible connective tissue

13. Found: –at ends of bones for cushioning and protection

14. –in bw vertebrae

16. Give shape to certain body parts (ears, nose)

17. Months before birth, the skeleton is made of cartilage. Gradually the cartilage breaks down and is replaced by bone. Cartilage is replaced slowly by bone as solid tissue grows outward. Over time, the bone reshapes to include blood vessels, nerves, and marrow. Bone-forming cells deposit the minerals calcium and phosphorous in bones, making the bone tissue hard. Maindex

18. Skeleton of newborn made mostly of cartilage

20. 4. Bones

21. Cranium = Skull

23. Clavicle = collar bone Rib cage (protect)

25. Sternum = breast bone

26. Vertebrae = backbones

29. Scoliosis

30. Humerus = upper arm bone Ulna & radius = lower arm

35. Pelvis = hips

37. Femur = thigh bone (longest & strongest)

38. Patella = knee cap

40. Carpals = wrist bones Metacarpals = hand bones

41. Phalanges = fingers & toes

46. http://www.youtube.com/watch?v=8d- RBe8JBVs&feature=related http://www.kidport.com/grade5/Science/Bod yBones.swf

47. Did You Know? Humans and giraffes have the same number of bones in their necks? A Giraffe’s neck vertebrae are just much, much longer!

48. The only bone not broken so far during any ski accident is one located in your inner ear.

49. If you break your wrist as an adult it will take you 8 weeks to heal. A five year old child who breaks their wrist only takes 3 weeks to heal.

50. http://www.bbc.co.uk/schools/podsmission /bones/annie02.shtmlhttp://www.bbc.co.uk/schools/podsmission /bones/annie02.shtml