Dictionary » P » Pumps



An hydraulic machine, variously constructed, for raising or transferring fluids, consisting essentially of a moving piece or piston working in a hollow cylinder or other cavity, with valves properly placed for admitting or retaining the fluid as it is drawn or driven through them by the action of the piston.

For various kinds of pumps, see air pump, chain pump, and force pump; also, under lifting, Plunger, Rotary, etc. Circulating pump See well.

Origin: Akin to D. Pomp, G. Pumpe, F. Pompe; of unknown origin.

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Re: Irrefutable Facts Against Evolution

... divinely inspired. How do you know? Because the Bible says so!!! Show me the evidence for science and medicine? Where does it state that the heart pumps blood and that brain (at least in some people) is responsible for emotions and reasoning? Where does it say that plants and animals are composed ...

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by JackBean
Mon Feb 24, 2014 9:28 am
Forum: Evolution
Topic: Irrefutable Facts Against Evolution
Replies: 52
Views: 77951

ETC - purpose of having different dehydrogenases?

... dehydrogenase complexes (more specifically, NDH-1 and NDH-2). One major difference between the two is the fact that NDH-1 is a coupling site (so pumps out protons while transferring electrons) while NDH-2 is not; will not pump out any protons. As a result of this, the NET ATP produced will be ...

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by keetner
Sat Dec 15, 2012 2:28 am
Forum: Molecular Biology
Topic: ETC - purpose of having different dehydrogenases?
Replies: 1
Views: 3538

Re: [NEUROSCIENCE]-Two Questions about AP Propagation

Tertiary supporting answer for question #1 are the active pumps which assist in the purpose of establishing a voltage, offseting the natural gradients of the ions through the leak channels.

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by aj415
Fri Aug 24, 2012 10:59 pm
Forum: Human Biology
Topic: [NEUROSCIENCE]-Two Questions about AP Propagation
Replies: 5
Views: 6272

Re: Theories - Origin of Life

... are found in the nonproducing Mycobacterium spp. (Table ​(Table5).5). Eighteen of the tet genes and one of the otr genes code for efflux pumps, and seven of the tet genes and one of the otr genes otr(A) code for ribosomal protection proteins (Table ​(Table3).3). The presence of both tet and otr genes ...

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by scottie
Fri Aug 17, 2012 3:46 pm
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 563
Views: 1128035

Re: Exercise

... strenuous, like walk up a flight of stairs, or run from a mean dog, or whatever. Being short of breath is hard on your heart, because the heart pumps oxygen rich blood from the lungs not only to the rest of the body but to itself as well. Persons who don't exercise might become obese. (although ...

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by Wallyanna
Tue May 08, 2012 8:06 pm
Forum: General Discussion
Topic: Exercise
Replies: 4
Views: 3673
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