Their oversupply of potassium is not needed; humans eating balanced diets usually excrete large quantities of unnecessary potassium in their urine.
On the contrary, it has been shewn that though some plants, when growing in water, do excrete a particular substance in small quantity, nothing of the sort appears when they are grown in a siliceous sand.
The oldest view is that of Decandolle, who founded his theory on the fact that the plants excrete certain substances from their roots.
Humus, he said, is one of the very best substances for destroying these toxic excrete although they had some other things which were as good or better than any sore of fertilizing materials.
To excrete sensible moisture from the pores of the skin; to perspire.
Odin felt weary of his throne sublime On Hlidskialf, and he fain would rove Throughout the world, mankind himself to prove: While through the forest dark he bends his way, He gasps for breath, and feels himself but clay.
All of these creatures excrete liquids which are eagerly sought by the ants and constitute the whole, or, at any rate, an important part of the food of certain species.
The ants stroke the aphids in a particular manner in order to make them excrete the honey-dew, and know exactly where to expect the evacuated liquid.
His traditions associate him with donkeys, and it is said that if these animals could excrete sugar, Doms would no longer be beggars.
To emit or evacuate through the pores of the skin; to sweat; to excrete through pores.
E] Gossyparia mannipara, an Arabian Coccid, is said to excrete so much that the Arabs "eat it with their bread like honey.
In fact, this fluid would seem to be produced by most of the Rhynchota, for the Psyllidæ and Aleurodidæ also excrete it.
Tests[117] have been devised to find the extent of the kidney function to excrete salt.
If the kidneys are able to excrete the amount of salt contained in these diets, salt may be added in quantities of from 5 to 10 grams.
It has been proved that the kidneys in nephritis find it difficult to excrete certain substances, namely, urea, water, salts, and the purin bodies.
Young animals excrete more carbonic acid than old ones; this is most marked in amphibia.
This water had been obtained from a well into which the excrete from a typhus patient had percolated from a privy.
There is a close relationship between the skin and the kidneys, as both excrete organic and saline matter.
Alcoholic liquors excite and irritate the delicate renal membranes, and speedily disturb and eventually destroy their capacity to excrete the proper materials from the blood.
The cell can secrete and excrete substance, and, in brief, presents nearly all the phenomena of a human being.
Careful watching showed that the plant-lice after this interval did not excrete the sweet fluid.
Most people, even in health, have more than they can well do to excrete their own, once, without swallowing any portion of the waste of animals!
Reason being dethroned by the poisoned circulation in the brain, Nature, through muscular action, essays to excrete the toxic elements.
Their cells still take up effete or injurious substances, and instead of excreting to the exterior, excrete into the blood, forming either ductless glands of special character, or glands of the nature of lymphatic glands.
How does an excretory organ change its character when it ceases {419}to excrete to the exterior?
Those effete matters which it is the function of the bowels to excrete from the blood, and whose excretion is promoted by purgative medicines, have an action on the brain which in some degree resembles that of Opium.
Now the system labours toexcrete them in solution, even when in excess; and often succeeds in doing so.
But when any process goes on in a wrong direction, it results in the formation of various products different from those which are required, and which the kidneys and other glands are at length called upon to excrete from the system.
But as the excretion is extremely viscid, it is no doubt a convenience to the aphides to have it removed; therefore probably they do not excrete solely for the good of the ants.
Patients with cirrhosis or cancer of the liver who eat little excretebut little urea.
To excrete through the skin; to give off in the form of vapor; to exhale; to perspire.
Now this is also the case in ileus; the inflamed intestine is unable to support either the weight or the acridity of the waste substances and so does its best to excrete them, in fact to drive them as far away as possible.
Certain plants excrete a sweet juice, apparently for the sake of eliminating something injurious from their sap: this is effected by glands at the base of the stipules in some Leguminosae, and at the back of the leaf of the common laurel.
But as the excretion is extremely viscid, it is probably a convenience to the aphides to have it removed; and therefore probably the aphides do not instinctivelyexcrete for the sole good of the ants.
The carbohydrate was cut to 15 grams, and kept at this level for 3 days, but she still continued to excrete a trace of sugar, and so on Nov.
The phagocytes engulf bacteria, carry them into the tissues and either destroy them, are destroyed by them, or may disgorge or excrete them free in the tissues or in the blood.
The kidneys have been shown experimentally to excrete certain organisms introduced into the circulation within a few minutes (micrococci, colon and typhoid bacilli, anthrax).
Most observers are of the opinion, however, that under natural conditions the kidneys do not excrete bacteria unless they themselves are infected.
