click below
click below
Normal Size Small Size show me how
Skeletal system
| Question | Answer |
|---|---|
| Bones | Hold up the body |
| Joints | Place where two bones meet |
| Cartilage | Cushion between joints |
| Ligaments | holds bones together |
| Appendicular Skeleton | arms, pelvis, legs, hands |
| Axial Skeleton | Skull, mandible, ribs, spine |
| Compact bone | outside layer of bone that provides strength |
| Spongy bone | Bone tissue that provides strength and shock absorption |
| Flat bone | protects organs |
| long bone | longer than they are wide |
| short bone | as wide as they are tall |
| irregular bone | protect nervous tissue |
| diaphysis | long piece of bones |
| epiphysis | end pieces of bones |
| medullar cavity | hollow space inside diaphysis of long bones |
| red marrow | produces blood cells |
| yellow marrow | soft tissue found in center cavities of long bones |
| bone remodeling | process of making new, stronger bones |
| osteoblast | bone forming cells |
| osteocytes | mature bone cells |
| osteoclasts | bone destroying cells |
| fibrosus joint | immovable - sutures of the skull |
| synovial joint | the most moveable - knee, hip |
| cartilaginous joint | semi moveable - ribs connect to sternum, vertebrae |
| cranium/skull | the head |
| mandible | jaw |
| vertebral column | column of vertebras that support you |
| pelvis | bowl shaped bone that connects your upper and lower body |
| scapula | shoulder blade |
| clavicle | collar bone |
| humerus | upper bone of your arm |
| radius | bone in your arm on your thumb side that connects to your wrist |
| ulna | long bone in forearm that is on the pinky side |
| Carpals | 8 small bones that make up the wrist |
| metacarpals | 5 bones that create the palm |
| phalanges | fingers and toes |
| femur | upper leg bone, connected to your pelvis and patella |
| patella | kneecap |
| tibia | larger long bone of your lower leg |
| fibula | smaller long bone of your lower leg |
| tarsals | ankle bones |
| metatarsals | bones that create the middle of your foot |