Empfohlen
Weitere ähnliche Inhalte
Was ist angesagt?
Was ist angesagt? (20)
Ähnlich wie Skeletal system
Ähnlich wie Skeletal system (20)
Mehr von Hari Nagar
Kürzlich hochgeladen
Kürzlich hochgeladen (20)
Skeletal system
- 1. The Skeletal System Skeletal system By Hari Singh Nagar Skeletal system By Hari Singh Nagar
- 2. Functions of bone • Support of the body • Shape • Protection of soft organs • Movement due to attached skeletal muscles • Storage of minerals and fats • Blood cell formation
- 3. The Skeletal System Divided into two divisions: 1. Axial skeleton (skull, ribs and vertebra) 2. Appendicular skeleton (pelvis, extremities)
- 4. Axial skeleton Head - The head contains 28 bones. There are 8 cranial bones, 14 facial bones and 6 auditory ossicles bones in the middle ear.
- 5. Axial skeleton Cranial bones (8) •Occipital bone (1) •Parietal bones (2) •Frontal bone (1) •Temporal bones (2) •Sphenoid bone (1) •Ethmoid bone (1)
- 7. Axial skeleton Facial bones (14) •Mandible (1) •Maxillae (upper jaw) (2) •Lacrimal bone (2) •Zygomatic bone (2) •Palatine bone (2) •Inferior nasal concha (2) •Vomer (1) •Nasal bones (2)
- 10. Axial skeleton Spine (vertebral column) Adult have 26 bones in the spine, whereas a child can have 33. •Cervical vertebrae (7 bones) •Thoracic vertebrae (12 bones) •Lumbar vertebrae (5 bones) •Sacral vertebrae (5 bones at birth, fused into one after adolescence) •Coccygeal vertebrae (set of 4 bones at birth; some or all fuse together is 1)
- 12. Axial skeleton Chest (thorax) There are usually 26 bones in the chest •Hyoid (1) •Sternum (1) – Manubrium, body and xiphoid process. •Ribs (24, in 12 pairs)
- 13. Hyoid bone
- 15. Appendicular skeleton Arms – 32x2 = 64 •Clavicle (1) •Scapula (1) •Humerus (1) •Radius (1) •Ulna (1) •Metacarpals (5) •Carpals (8) •Phalanges (14)
- 17. Appendicular skeleton Carpals (8) •Lunate bone (1) •Capitate bone (1) •Hamate bone (1) •Trapezium (1) •Trapezoid bone (1) •Scaphoid bone (1) •Triquetral bone (1) •Pisiform bone (1)
- 19. Appendicular skeleton Pelvis (pelvic girdle) •The pelvis (or hip bone) (2)
- 21. Appendicular skeleton Leg (30x2 = 60) •Femur (1) •Patella or kneecap (1) •Tibia (1) •Fibula (1) •Tarsals (7) • Metatarsals (5) • Phalanges (14)
- 23. Appendicular skeleton Tarsals (7) •Calcaneus or heel bone (1) •Talus (1) •Navicular bone (1) •Medial cuneiform bone (1) •Intermediate cuneiform bone (1) •Lateral cuneiform bone (1) •Cuboid bone (1)