Contraction of two flank muscles enlarges the body cavity, causing inspiration.
The pursuit of players could be dramatically affected by how the contraction of two teams will affect the market of available players.
Contraction of two other muscles, coincident with relaxation of the first two, forces the viscera upward against the lungs, causing exhalation.
The two valves, held against the rock, grind back and forth by the alternate contraction of two adductor muscles; the grinding slowly produces a tunnel.
Another type of linking is concerned with reciprocal inhibition; that is, when there are two antagonistic muscles, such as the medial and the lateral rectus, contraction of one is accompanied by a simultaneous inhibition of the other.
Duchenne was the first to observe that a spontaneously joyful smile cannot be faked, because it results from the simultaneous contraction of two muscles, only one of which is ordinarily under conscious control.
(For the record, the museum's official adoption of the contraction of Ab Ex for Abstract Expressionism is a little like the proverbial watching of the parents smoking marijuana, even in the age of texting).
To deal with situations when the latter is not the case (e.g. finite reference bodies or those with pre-existing defects), an adjoint field approach is employed to derive an alternative expression for topological sensitivity that involves the contraction of two (numerically computed) elastodynamic states.
For the amputee, this means learning a new, much clumsier language of movement, like Morse code as a substitute for direct speech: making a fist may now require the deliberate, if counterintuitive, contraction of one's upper deltoid, and bending an elbow may involve a sequence of shrugging motions in the shoulder and neck.
is the single contraction and : the double contraction of two tensors.
