Articulations AKA Joints

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Articulations Articulations AKA AKA Joints Joints

description

Articulations AKA Joints. Articulations. Where two bones meet. (Joint). Review. Ligaments : Connect bone to bone Tendons Connect muscle to bone. Fibrous: Joint with NO movement. (sutures in cranium). Types of Joints. Cartilaginous : Slightly moveable joints. (vertebrate). - PowerPoint PPT Presentation

Transcript of Articulations AKA Joints

Page 1: Articulations AKA Joints

ArticulationsArticulationsAKAAKA

JointsJoints

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ArticulationsArticulations

Where two bones Where two bones meet. (Joint)meet. (Joint)

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ReviewReview

LigamentsLigaments::Connect bone to boneConnect bone to boneTendonsTendonsConnect muscle to boneConnect muscle to bone

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Types of JointsTypes of Joints

Fibrous:Fibrous: Joint with Joint with

NO NO movement. movement. (sutures in (sutures in cranium)cranium)

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Types of JointsTypes of Joints

CartilaginousCartilaginous: : Slightly Slightly moveable moveable joints. joints. (vertebrate)(vertebrate)

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Types of JointsTypes of Joints

3. Synovial: 3. Synovial: Freely moveable Freely moveable (synovial joint) (synovial joint) includes a includes a capsule (bursa) capsule (bursa) that releases that releases synovial fluid for synovial fluid for lubrication. lubrication.

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Arthroscopic SurgeryArthroscopic Surgery

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TYPESTYPES

1. 1. HingeHinge: Knee and elbow: Knee and elbow2. 2. Ball and SocketBall and Socket: ‘most : ‘most

moveable’ shoulder, hip.moveable’ shoulder, hip.3. 3. PivotPivot: head, radius, ulna: head, radius, ulna4. 4. GlidingGliding: Carpals: Carpals

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Actions:Actions:

Look in your text books Look in your text books starting on page 157 and write starting on page 157 and write a brief explanation of the a brief explanation of the following actions:following actions:

Flexion, Extension, Rotation, Flexion, Extension, Rotation, Abduction, Adduction.Abduction, Adduction.

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Hormones:Hormones:

PTHPTHSex HormonesSex HormonesCalcitoninCalcitoninHuman Growth HormoneHuman Growth Hormone

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PTHPTH

Released by:Released by:ParathyroidParathyroid

Response:Response:Bones release Bones release

calcium into the calcium into the blood stream.blood stream.

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CalcitoninCalcitonin

Released by:Released by:ThyroidThyroid

Response:Response:Inhibits Inhibits

osteoclast osteoclast activityactivity

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HGHHGH

Released by:Released by:Pituitary GlandPituitary Gland

Response:Response:Increases Calcium Increases Calcium

retention in bones retention in bones and mineralizationand mineralization

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Sex HormonesSex Hormones

Estrogen and Testosterone:Estrogen and Testosterone:Secreted by:Secreted by:

Testes, OvariesTestes, Ovaries

Response:Response: Increase bone density and maturation.Increase bone density and maturation.