Word: wrists
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...attacker lunged at him with gleaming knife in hand, Irvin Faust deftly stepped aside and caught him by the wrist. He then pinned the attacker face-down to the ground using one arm while quickly disarming him with the other. The two then bowed to each other and sat back down. Faust, a sixth degree black belt in aikido from Albany, N.Y., was one of the high-ranking instructors—called sensei—invited to lead the spring seminar of the Harvard Aikikai, which took place last Saturday and yesterday at the Quadrangle Recreational Athletic Center. The seminar...
...Robert Johnson, a busy Southern California orthopedic surgeon, skidded instantly from doctor to patient one day as he walked toward the operating room, scrubbed hands raised, and slipped on a freshly mopped floor. He broke the scaphoid bone in his right wrist, a bone that anchors all the bones in the hand, especially vital for the physically demanding work of an orthopedic surgeon...
...least part of its breathing through them, as well as a trunk strong enough to support itself in the shallows or on land. And most startling of all, when technicians dissected its pectoral fins, they found the beginnings of a tetrapod hand, complete with a primitive version of a wrist and five fingerlike bones. "This is not some archaic branch of the animal kingdom," says Shubin. "This is our branch. You're looking at your great-great-great-great cousin...
...paleontologist Jennifer Clack, Acanthostega was an aquatic creature that used its limbs and lungs to make a living in water. And that scenario makes sense because it sets up conditions for natural selection--the force that powers evolution--to favor transitional life-forms like the fishapod, with its funny wrist and five digits encased in the webbing...
...complex illustration. Please see hardcopy of magazine.] Source: Neil Shubin, University of Chicago 380 million years ago BEFORE TIKTAALIK Lobe-finned fish had forelimbs suitable for moving in water but not on land 375 million years ago TIKTAALIK The forelimbs had the beginnings of fingers and a wrist, wrapped inside a fin 360 million years ago AFTER TIKTAALIK Tetrapod forelimbs have wrists and digits used for crawling on land [This article consists of a complex illustration. Please see hardcopy of magazine...