YR1-B2-LSN1

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Slide 1: Slide
BiologieMiddelbare schoolhavo, vwoLeerjaar 1

This lesson contains 14 slides, with interactive quiz, text slides and 1 video.

Items in this lesson

Slide 1 - Slide

SKELETONS

Slide 2 - Mind map

Slide 3 - Video

FUNCTIONS OF THE SKELETON:
  • SUPPORT
  • MOVEMENT
  • PROTECTION
  • BLOOD CELL PRODUCTION

Slide 4 - Slide

SUPPORT
  • WE CAN'T STAND UP STRAIGHT OR EVEN LIFT OUR HEAD WITHOUT OUR BONES.
  • WITHOUT THEM WE WOULD BE A PUDDING. 
I-Books p. 2-3

Slide 5 - Slide

MOVEMENT
  • BECAUSE OUR MUSCLES PULL ON BONES AND THE BONES THEN MOVE.
  • OUR MUSCLES ARE ATTACHED TO THE BONES WITH TENDONS.

Slide 6 - Slide

PROTECTION
  • IMPORTANT ORGANS ARE PROTECTED BY BONES.
  • LIKE YOUR LUNGS, HEART AND BRAIN 

Slide 7 - Slide

MAKE BLOOD
  • THE BONE MARROW OF LARGER BONES CAN PRODUCE BLOOD CELLS.
  • PLATELETS, RED AND WHITE BLOOD CELLS
I-Books p. 2-3

Slide 8 - Slide

TYPES OF SKELETONS:
  • EXOSKELETON
  • ENDOSKELETON
  • LIQUID SKELETON

Slide 9 - Slide

ENDOSKELETON
  • THE BONES ARE INSIDE THE BODY.
  • OFTEN MADE OF CALCIUM AND COLLAGEN.
I-Books p. 4-5

Slide 10 - Slide

EXOSKELETON
  • THE BONES ARE OUTSIDE THE BODY.
  • THESE ANIMALS OFTEN NEED TO MOULT TO GROW.
  • THEY OFTEN ALSO DO METAMORPHOSIS.
I-Books p. 4-5

Slide 11 - Slide

LIQUID SKELETON
  • THERE ARE NO BONES.
  • THERE ARE TUBES FULL OF LIQUID.
  • THESE ARE USUALLY WATER ANIMALS.
  • WORMS HAVE THIS TYPE OF SKELETON.
I-Books p. 4-5

Slide 12 - Slide

Slide 13 - Slide

Build your own pasta skeleton

Slide 14 - Slide