When the left and right ventricles of the heart contract, blood is pumped to the rest of the body and when they are relaxed they are filling with blood received from the atriums.
It contracts.
When breathing in, or inhaling, the diaphragm contracts, or tightens. When exhaling, or breathing out, the diaphragm expands, or loosens.
When a rubber band is exposed to heat it contracts heat, meaning that sucks up all the heat and becomes smaller.
obviously!! krygzkinzky proved it through his galactic metaphysical formation theorem.
shortens
When the bicep contracts the triceps relax
When the Deltoid contracts the humerus abducts.
It contracts.
right
It contracts
Points The toes
It contracts. solid
shortends
It contracts.
relax
it contracts
It contracts:)