cells in your windpipe and then the cells in your lungs
come into play. In the meantime, the cells in your stom-
ach are probably digesting the food you ate a few hours
ago.
What we have mentioned here are only a few of the
processes that are continually carried out in your body.
All of these happen without your even being aware of
them. How is that trillions of cells come together, know
what to do and co-operate to function? Moreover, no trou-
11
Our bodies are composed of cells, each of which has assumed a different
task. The figure above shows a few types of our body cells, which act together
to enable us to live.
STRUCTURAL CON-
NECTIVE TISSUE CELL
NERVOUS
TISSUE
MUSCLE TISSUE
EPITHELIAL TISSUE
fibroblasts
cartilage cells
heart muscle cell
skeletal muscle cell
smooth muscle cell
bone cells
stomach cell
a type of kidney
cell
a type of kidney
cell
