3 results for “contraction”
The Human Body
Muscles
contracts on its own rhythm, set by a cluster of pacemaker cells, about once a second
Article · 4 min read
The Human Body
The Heart and Blood
contract hard and send it out. One-way valves between the chambers and at the exits
Article · 4 min read
The Human Body
Digestion
contraction carries it down the oesophagus to the stomach in about eight seconds. This squeezing, called
Article · 4 min read
