Force applied to a jar lid

Usage examples of torsion.

The torsion or rotation of leaves and leaflets, which occurs in so many cases, apparently always serves to bring their upper surfaces into close approximation with one another, or with other parts of the plant, for their mutual protection.

Caddy mentions a youth of eighteen who had congenital torsion of the penis with out hypospadias or epispadias.

From the particulars above given, and remembering in the case of twining plants and of tendrils, how difficult it is not to mistake their bending to all points of the compass for true torsion, we are led to believe that the stems of this Ceratophyllum circumnutate, probably in the shape of narrow ellipses, each completed in about 26 h.

Gay describes a child with epispadias whose penis had undergone such torsion on its axis that its inferior surface looked upward to the left, and the child passed urine toward the left shoulder.

The curve, or distortion, of the spine increases more rapidly as the body becomes heavier, the spine often assuming the shape of the letter S, and, from compression by torsion of the vertebrae and distortion of the ribs, the vital organs are encroached upon, causing serious functional derangement of the heart, lungs, liver, and stomach, producing, as its inevitable consequence a list of maladies fearful to contemplate.

The torsion or rotation of leaves and leaflets, which occurs in so many cases, apparently always serves to bring their upper surfaces into close approximation with one another, or with other parts of the plant, for their mutual protection.

Although we can see how the slight periodical movements of leaves in a vertical plane could be easily converted into the greater yet simple nyctitropic movements, we do not at present know by what graduated steps the more complex movements, effected by the torsion of the pulvini, have been acquired.

And she stood by the window, not quite facing me, shapely and fair, all that elegant velocity bottled behind her, concealed torsion bars and disc brakes, the poise of fine machinery, and her body then, softly turning, seemed to melt into the rippling glass.

Poll, Maggie and a horse-leech from the starboard watch have been administering enemas to the many, many cases of gross surfeit that have now replaced the frostbites, torsions and debility of the recent past, the very recent past.

A parikha, one of the creatures the colonists of Santa Cruz erroneously call birds, has built its nest in the upper angle of the bogie wheel torsion arm.