More things about the skeletal system
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Transcript of More things about the skeletal system
More things about the Skeletal More things about the Skeletal SystemSystem
Oh no…its starting again…Oh no…its starting again…
Disclaimer:Disclaimer: There are pictures in this presentation you will not be able to find, others you will (maybe). Make note of the information and move on.
Calcium regulation
Over 99% of the bodies Calcium (Ca+2) resides in the Bones of the Human body
Hormone gets Released from the Parathyroid
Stimulate OSTEOCLASTS Head for the nearest bone
Bone Breaks down Calcium is Released
Calcium levels RISE!!!Calcium levels RISE!!!
Calcium levels are lowlow
Calcium regulation Calcium levels are HighHigh
Vitamin D is Vitamin D is stimulated in stimulated in the skinthe skin (modified in the liver and kidneys) Calcium is Absorbed by Absorbed by the Small the Small IntestineIntestine
CalcitoninCalcitonin is Released by the Parathyroid Gland Calcium is Absorbed by the OsteoblastsOsteoblasts and Bone begins to build
Calcium levels FALL!!!Calcium levels FALL!!!
Bones gone haywire
Gout Gout
Disease in which Uric AcidUric Acid Crystals build up in the blood and deposit themselves at the joints.
Bones gone haywire
Gout Gout So what does that REALLY look like?
Kinda like this
Bones gone haywire
OsteoporosisOsteoporosis
A Bone THINNING THINNING disease that effects HALF of women over 65
Bones in the Spine and Neck of the Femur are greatly effected
Bones gone haywire
OsteoporosisOsteoporosis
What it looks like
Bones gone haywire
OsteoporosisOsteoporosis
What it looks like over TIME
Would you believe this is a ManMan?
~Yes MEN can have it too~
Joints Plane jointPlane joint
Found in:
Carpals and Clavicle and Scapula
Joints Hinge joint Hinge joint
Found in:
Elbows and Knees
Joints Hinge jointHinge joint
Gone Wrong…
Excuse me…does this look Straight to you?
Joints Pivot jointPivot joint
Found in:
Distal Arms
Neck
Joints Condyloid jointCondyloid joint
Found in:
The Metacarpals
The Metatarsals
Joints Saddle jointSaddle joint
Found in:
The Thumb
Joints Ball and Socket jointBall and Socket joint
Where else would you find another Ball and Socket Joint in your Body?
Joint Disorders
(OA) Osteoarthritis(OA) Osteoarthritis = Breakdown of articulating cartilage
Over years of use:
•Fraying
•Softening
•Eventual Breakdown
Joint Disorders
(RA) Rheumatoid (RA) Rheumatoid ArthritisArthritis = inflammatory disorder of the joints *Usually in a symmetrical manner*
This an Autoimmune disorder
Spine Disorders
Kyphosis:Kyphosis:
Abnormal curvature of the Upper Spine also known as “Hunchback”
Spine Disorders
Lordosis:
An abnormal forward curvature of the spine in the lumbar region.
Spine Disorders
Scoliosis:Scoliosis: a side-to-side curvature of the spine.
What it really looks like