science 2 Flashcards
1
Q
red blood cells
A
they re smaller than most other cells in the body. That allows it to get through CAPILLARIES so they deliver oxygen round the body
2
Q
Neurones
A
It carries electrical signals from one part of the body to the other. It helps the body communicate with each other. It carries electrical signals to the brain and the muscles. And it makes the muscles move.
3
Q
Cilliated cells
A
They have tiny threads along one edge. like microscopic hairs. they are called cilia. The lining of the tubes from your mouth to your lungs contains cilia. Other cells make a sticky substance called mucus. Traps dust and bacteria so they don’t go to your lungs. They sweep the mucus up and u swallow it
