Word: duct
(lookup in dictionary)
(lookup stats)
Dates: all
Sort By: most recent first
(reverse)
...take civics--"An up to date subject that explains how our democracy works and how you can help it work even better"; geography--"about the earth we live on and how it effects your life every day"; and air conditioning--"Advanced portion of the course teaches laying out duct systems, fans, blowers, air filters, pumps,...physiology of comfort, testing, instruments for testing...
...simpler than open-heart surgery is closure of a patent ductus arteriosus, the shunt that connects the aorta with the pulmonary artery in unborn infants. Normally, the duct closes automatically soon after birth. When it does not, the situation can be remedied either by tying the vessel shut or by cutting it and closing the ends. In major medical centers, mortality from these operations is near zero. But 777 hospitals offer to do them, and 232 hospitals have admitted a death rate of 3.6% from the first type of operation and 9.6% from the second...
...duct of Silastic (trade name for medical silicones made by Michigan's Dow Corning Corp.) is 18 in. to 24 in. long, only 1/16-in. thick. It is led under the skin, behind the ear and down the neck to a point where it is spliced into the internal jugular vein. The excess brain fluid is thus dripped into the bloodstream, where the body readily disposes of it. Another Silastic preparation, which looks like a sheet of waxed paper, serves to correct a different type of brain problem: when part of the brain's parchmentlike covering, the dura mater...
...relatively simple operation in which a piece is cut out of the vas deferens, the duct through which male spermatozoa flow from the testes. It causes no change in the physiology of the sex act, merely ensuring that there is no sperm in the male ejaculation...
Callister delivered it. Walnut Creek's roofs lift the eye, its patios are big enough to let the sun in, instead of being the penumbral little fakes so beloved of corner-cutting contractors. And there is no scamping of the invisible details. Air-conditioning ducts are oversized to eliminate duct noise, water pipes are oversized to eliminate water moaning, walls and ceilings are fully insulated, and almost every partition is a floor-to-ceiling storage wall. Doorways are 36 in. wide to permit easy passage of wheelchairs, wall plugs are 2 ft. off the floor to minimize stooping, light...