Human cells What they are and how they work

Different types of cells

Cells in human bodies are....

  • Red blood cells
  • White blood cells
  • Skin cells
  • Liver cells
  • Osteoclast cells ( cells in the bone )
  • Microglial cells ( cells in the central nervous system ).......

Your body makes about 2.4 million red blood cells every second!!🙀😸


Cancer is caused when a cell in the body mutates


Length of time cells can live

  • White blood cells live 13 days
  • Red blood cells 120 days
  • Liver cells 18 months
  • Nerve cells 100 years

More facts

  • Skin cells are made of a tough protein called keratin
  • About 40 million dead skin cells are lost each day 😮
  • The skin expands to fit the body as it grows
  • The skin repairs itself by forming scabs and scars and the skin absorbs sunlight and makes vitamin D

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