the skeletal system is the frame of the human body
the skeleton protects internal organs such as the heart, lungs, and the brain
bone growth
as you grow the cartilage in your bones grow. overtime it slowly gets replaced by bone with the help of calcium. this process is called ossification
fractures to bones can affect bone growth
particularly if it is on a growth plate
what you eat effects how bones grow
- a diet high in calcium and vitamin d is important for bone growth
- an overconsumption of sugary soft drinks, caffeine and unhealthy foods can extract calcium from bones
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weight bearing
weight bearing exercise helps keep our bones strong
examples: walking, lunges, dancing, jogging, push ups and using weight
recommended to do weight bearing exercises twice a week!
disease
diseases such as osteoporosis and osteoarthritis can affect the growth and stength of bones.
osteoporosis - is when the bone becomes less dense
osteoarthritis - is when the joints deteriorate
thoracic cage
protects lungs and heart
the bones in front of the organs provide protection incase of damage. it will damage the bones and not the organs
cranium + jaw bone
protects our important brain
the skull provides protection to our brain and eyes (the eye sockets) so if damage occurs it wont badly damage an organ
scapula
protects the posterior (back) of the chest
it provides motion in 6 different ways while also keeping the posterior safe
knee joint
the patella (knee cap)
being able to bend your knee one way to walk
ulna
the lower arm
one of two bones that forms at the elbow joint
radius
the lower arm
one of two bones that forms the radio-carpel joint at the wrist and the radio-ulnar joint at the elbow
femur
the thigh bone
supports the weight of the body and allowing motion of the body
tibia/fibula
the two bones located in the lower leg
provides stability and assists rotation with the ankle joint
vertebrae
holds the cervical spine, thoracic spine, lumbar spine, sacral spine, and the tailbone
protects the spinal cord
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