1. Skeletal System

2. How many bones are in an adult human body?
206

3. Function of the Skeletal System
Support- framework that supports body and cradles its soft organs
Protection- for delicate organs, heart, lungs, brain
Movement- bones act as levers for muscles
Mineral storage- calcium & phosphate
Blood cell formation- hematopoiesis
(Bone Marrow)

4. Types of Bones
Long Bones- metacarpals, metatarsals, phalangies, humerus, ulna, radius, tibia, fibula & femur
Short Bones- carpals, tarsals
Flat Bones- rib, scapula, skull, sternum
Irregular Bones- vertebrae, some facial bones
Sesamoid (round)- patella

5. Type of Bone Joints
Pivot
Ball & Socket
Hinge
Saddle
Gliding
Conyloid

6. The Cranium or
(Skull)

7. The Mandible
(jaw bone)

8. The Maxilla
(upper lip bone)

9. The Clavicle
(collar bone)

10. The Sternum
(breast bone)

11. The Humerus
(upper arm)

12. The Radius
(Thumb side)

13. The Ulna
(pinky side)

14. The Carpals
(wrist bones)

15. The Metacarpals
(hand bones)

16. The Phalanges
(fingers)

17. The Illium or pelvis
(hip bone)

18. The Femur
(largest bone)

19. The Patella
(knee cap)

20. The Fibula
(kick stand)

21. The Tibia
(shin bone)

22. The Tarsals
(ankle bones)

23. The Metatarsals
(foot bones)

24. The Phalanges
(toes)

25. The Scapula
(shoulder blade)

26. The Cervical
(top 7 vertebraes)

27. The Thoracic
(middle 12 vertebraes)

28. The Lumbar
(bottom 5 vertebraes)

29. The Sacrum
(base of vertebrae)

30. The Coccyx
(tail bone)