Tag: "grasping" at biology news
Biotechnology's newest chemical tool
...posable thumb, so the device can perform different grasping
actions. Taking inspiration from the real hand, where a muscle pulls a tendon inside a synovial sheath, CYBERHAND's finger cables run through a Teflon sheath pulled by a DC motor. So the proximal, medial and distal phalanges, those bones between yo...
Wild Gorillas Handy with a Stick
...rabbed a branch in front of her, detached it, and, grasping
it firmly, repeatedly jabbed the water in front of her with the end of the branch, “apparently using it to test the water depth or substrate stability.?She continued walking across the pool, branch in hand, “using it as a walking stick for postural s...
Seeing the serpent
... Primates have good vision, enlarged brains, and grasping
hands and feet, and use their vision to guide reaching and grasping. Scientists have thought that these characteristics evolved together as early primates used their hands and eyes to grab insects and other small prey, or to handle and examine fruit ...
Mirrors in the mind: New studies elucidate how the brain reflects onto itself the actions of others
...dings were obtained for hand actions (for example, grasping
a pen) and foot actions (for example, pressing a piano pedal). Together, the findings suggest that mirror neurons play a key role in the mental "re-enactment" of actions when linguistic descriptions of those actions are conceptually processed. In t...
Robotic therapy helps restore hand use after stroke
...es the ability to perform such real-world tasks as grasping
a block, gripping a drinking glass, pinching to pick up a small marble or ball bearing, and putting your hand on your head -- improved by nearly 10 percent. And their average score rose by nearly 20 percent on the Box-and-Blocks Test, which assesses ...