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Fractures / Frakture

Long bones / Lang bene

Bone cannot withstand the physical force exerted on them. / Been nie die fisiese krag wat op hulle uitgeofen word kan weestaan nie.

  • Much longer than they are wider. / Baie langer as wat dit wyd is.
  • Shaft, diaphysis, heads, epiphysis / Skag, diafiese, koppe, epifiese.

Short bones / Kort bene

  • Cube shaped / Kubus vorming
  • Songy bone except at the surface / Sponsbeen behalwe op die oppervlakte.
  • Carpals & Tarsals / Karpale & Tarsale

Flat bones / Plat bene

  • Thin, flattened & slightly curved / dun, plat & effe gebuig.
  • Protect & Attachment of muscle / Beskerm & Heg spiere.
  • Cranial bones, Sternum, ribs & Scapula / Kranium, sternum , ribs & Skapula.

Irregular bones / Onreelmatige bene

Spongy bone / Sponsagtige been

  • Bones that do not fit in any other group. / Bene wat nie in een van die ander groepe pas nie.
  • Vertebrae & Hip bone / Werwels & heup been.
  • Lighter in weight / Ligter
  • Trabeculae plates / Trabekula plate
  • Plates are in lines of stress / In stress lyne gerangskik.
  • Form red & white blood cells / Vorm rooi & witbloedselle

Why is it important?

  • Lines many joints / Voer gewrigte uit
  • Shock absorbers / Skok absorbeerders
  • Flexible structures / Buigbare strukture

Cartilage / Kraakbeen

Isolated areas in the body.

3 types:

  • Hyaline / Hialien
  • Elastic / Elastiese
  • Fiborous / Veselagtige

Basic components:

  • Chondrocytes / Kondrosiete
  • Matrix - Collagen & elastic fibres / Matriks - Kollageen & elastiese vesels.
  • Tissue fluid / Weefsel vloeistof

Disadvantages / Nadele:

  • Limit mobility / Beperk mobiliteit.
  • Limit growth / Beperk groei.

How does the Cuttlefish do?

Exoskeletons / Eksoskelette.

Compact bone / Kompakte been

Tortoises, corals & molluscs. / Skilpaaie, koraal en weekdiere.

Advantages:

  • Support & Protect / Ondersteun & Beskerm.
  • Muscles / Spiere
  • Joints / Gewrigte
  • Cuticle / Kutikula
  • Surface of bones & Shafts of limb bones / Opp van bene en op die skag van bene in die ledemate.
  • Very hard & dense / Baie hard en dig.
  • Harversian systems / Haverse kanale
  • Strenght & support / Ondersteuning & krag

Hydrostatic skeleton / Hidrostatiese skelet

How do they move? / Hoe beweeg hulle?

Soft-bodies invertebrates / Sagte ligaam ongewerweldes.

Disadvantages / Nadele:

  • Lack defence mechanism / Geen verdedigingsmeganisme nie.
  • Restricted movement / Beperkte beweging
  • Confide to areas near or in water / Moet naby areas bly met water.
  • No great size / Nie baie groot word nie.

Supporting systems & Movement in animals / Ondersteuningstelsels & beweging in diere.

Different types of skeletons / Verskillende soorte skelette.

  • Hydrostatic / Hidrostaties
  • Exoskeleton / Eksoskelet
  • Endoskeleton / Endoskelet

Tissues that make up an endoskeleton / Weefsel waaruit die endoskelet bestaan.

Cartilage / Kraakbeen

Bone / Been

Compact Bone / Kompakte been

Spongy bone / Sponsagtige been

Endoskeletons / Endoskelette

LA 1!

All vertebrates / Alle gewerweldes.

Advantages / Voordele:

  • Support & shape / Ondersteun en gee vorm
  • Living tissue that can grow/ lewende weefsel wat kan groei.
  • Protection / Beskerming
  • Anchors for muscles / Heg spiere.
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