1. Word List
aerobic yellow marrow sprain mitochondria cartilage joint flat bones axial skull legs shoulder endoskeleton spongy bone fracture collagen anaerobic fixed joint gliding joint tendinitis flexibility skull vertebrae skeletal pelvis tendon arms osteoporosis osteoblasts compact bone hinge joint femur cardiac growth plates osteocytes arthritis muscular dystrophy bones flexor red marrow myocarditis ball and socket calcium extensor ribs smooth muscular ligament

2. The full range of motion of a joint
Flexibility

3. The muscle in a muscle pair that straightens the joint
Extensor

4. Type of muscle tissue found in internal organs and blood vessels
Smooth

5. This type of exercise occurs when muscle cells use oxygen during contraction
aerobic

6. Injury to a ligament caused by stretching a joint too far
Sprain

7. This cell structure supplies lots of energy to cardiac cells
Mitochondria

8. The only type of muscle tissue that has voluntary movement
skeletal

9. Body system that provides support
Skeletal

10. Connects muscles to bones
Tendon

11. The hard outer layer of bone
Compact bone

12. Name for an internal skeleton
Endoskeleton

13. Largest bone in the leg
Femur

14. Type of marrow that makes red blood cells
Red marrow

15. Skull, vertebrae, and ribs make up this part of the skeletal system
axial

16. Bone cell that hardens cartilage into bone
Osteocytes

17. The protein that makes up the connective tissue in bones
Collagen

18. A part of the axial skeleton
Skull, vertebrae, ribs

19. Place where 2 bones meet
Joint

20. The skull is an example of this type of joint
Fixed joint

21. Any structure included in the appendicular skeleton
Arms, legs, shoulders, pelvis

22. Area of cartilage that continue to make new cells
Growth plates

23. Possible location of red marrow
Flat bones, ribs, pelvis, skull

24. This type of joint allows the bones of the joint to rotate in a large circle (ex. your shoulder)
Ball and socket

25. Part of the bone that provides strength and support for the bone
Spongy bone

26. Most plentiful mineral in the bones
Calcium

27. Bone cell that deposits minerals into bones
Osteoblasts

28. This type of joint like those found in the wrist allow a great deal of flexibility in many directions
Gliding joint

29. A hereditary disease that causes muscles to become weaker over time
Muscular dystrophy

30. A strong, flexible, and smooth connective tissue found at the end of bones
Cartilage

31. A break in a bone
Fracture

32. Resistance exercises are this type of exercise
Anaerobic

33. Means porous bones
Osteoporosis

34. Knees and elbows are this type of joint
Hinge joint

35. Type of involuntary muscle tissue found in the heart
Cardiac

36. Disease that causes joints to swell, stiffen, and become painful
Arthritis

37. A painful condition that occurs when a tendon is inflamed from overuse
Tendinitis

38. One of the 3 main parts of the skeletal system
Bones, cartilage and ligaments

39. The muscle in a muscle pair that bends the joint
flexor

40. Inflammation of the heart muscle that can cause heart failure and damage to cardiovascular system
myocarditis

41. Body system that works with your muscles to make your body move
muscular

42. Type of marrow where fat is stored
Yellow Marrow