Journeys: Muscles. Stop 2

Fibres

A muscle is made of fibres, like a rope is made of threads. Hold your finger down, and they'll tighten!

The brain sends a signal along a nerve, and all the fibres get shorter together.

These are real muscle fibres under a microscope. Can you see the stripes?

  • Skin
  • Skeleton
  • Skull
  • Spine
  • Ribs
  • Muscles
  • Blood vessels
  • Spinal cord
  • Nerves
  • Kidneys
  • Spleen
  • Pancreas
  • Oesophagus
  • Large intestine
  • Appendix
  • Small intestine
  • Bladder
  • Stomach
  • Liver
  • Gallbladder
  • Diaphragm
  • Lungs
  • Windpipe
  • Heart
  • Blood
  • Brain
  • Eyes
  • Ears
  • Nose
  • Mouth, teeth and tongue
  • Journeys: Heart Test yourself
  • Journeys: Brain Test yourself
  • Journeys: Skin Test yourself
  • Journeys: Stomach Test yourself
  • Journeys: Lungs Test yourself
  • Journeys: Eyes Test yourself
  • Journeys: Skeleton Test yourself
  • Journeys: Muscles Test yourself
  • Journeys: Liver Test yourself
  • Journeys: Blood Test yourself