What is the meaning of impregnated in science?
To make pregnant; to cause to conceive; to render prolific; to get with child or young. 2. (Science: biology) to come into contact with (an ovum or egg) so as to cause impregnation; to fertilize; to fecundate. 3. To infuse an active principle into; to render frutful or fertile in any way; to fertilize; to imbue.
What is impregnation method in catalyst?
The impregnation method is simple and is the most popular catalyst preparation method. Usually a certain amount of support is immersed in a precursor solution. The obtained slurry is dried and calcined at the appropriate tem- perature. The procedure for ion exchange preparation is simi- lar to that of impregnation.
What is used for impregnation?
There are three common methods of impregnation are dry vacuum-pressure, dry vacuum, and wet vacuum. The most common process is the dry vacuum-pressure process.
What is the importance of impregnation?
The main advantage of the impregnation method is that it is easy to control the amount of the drug that is loaded in the carrier. Furthermore, the drug is efficiently loaded and the method is, therefore, suitable for expensive payload molecules.
How do you say impregnation?
Break ‘impregnation’ down into sounds: [IM] + [PREG] + [NAY] + [SHUHN] – say it out loud and exaggerate the sounds until you can consistently produce them.
What is the synonym of impregnate?
Some common synonyms of impregnate are drench, saturate, soak, and steep. While all these words mean “to permeate or be permeated with a liquid,” impregnate implies a thorough interpenetration of one thing by another.
What does infiltration and impregnation mean?
Impregnation (infiltration) is the process whereby the clearing agent is completely removed from the tissue and replaced by a medium that will completely fill all the tissue cavities thereby giving a firm consistency to the specimen, and allowing easier handling and cutting of suitably thin sections without any damage …
What is impregnation method in microbiology?
The Golgi silver impregnation technique relies on chemical preparation of thick blocks of tissue, after which grains of metallic silver crystallize inside the membranes of individual cells, producing a dense black precipitate that highlights every detail of the cell body and dendrites against a golden background.
What is the medium used in impregnation?
The medium used to infiltrate the tissue is usually the same medium utilized for impregnation, and for general purposes is known as Embedding Medium. Paraffin is the simplest, most common and best embedding medium used for routine tissue processing.
What happens impregnation?
The sperm and uterus work together to move the sperm towards the fallopian tubes. If an egg is moving through your fallopian tubes at the same time, the sperm and egg can join together. The sperm has up to six days to join with an egg before it dies. When a sperm cell joins with an egg, it’s called fertilization.
What’s the verb of pregnant?
to fertilize
verb (used with object), im·preg·nat·ed, im·preg·nat·ing. to make pregnant; get with child or young. to fertilize. to cause to be infused or permeated throughout, as with a substance; saturate: to impregnate a handkerchief with cheap perfume.
What is the difference between impregnation and embedding?
Impregnation is the process of complete removal of clearing reagents by substitution of paraffin or any such similar media such as beeswax. After complete impregnation with a suitable medium, solid block of suitable medium containing impregnated tissue is obtained by a process called embedding.
What impregnating medium is water soluble?
Gelatin – Water soluble and so dehydration and Clearing is not necessary. It is used for delicate tissues and for the frozen sections. It has low melting point.
What is impregnation method of staining?
The Golgi silver impregnation technique is a simple histological procedure that reveals complete three-dimensional neuron morphology. This method is based in the formation of opaque intracellular deposits of silver chromate obtained by the reaction between potassium dichromate and silver nitrate (black reaction).
What is the principle of metal impregnation technique?
The technique is based on the simple principle that selective reduction of silver into metallic silver occurs at the initiation site in the close proximity of protein molecules. The staining process sequentially consists of protein fixation, sensitization, washing, silver impregnation, and finally development of image.
What is impregnation and infiltration?
Impregnation or Infiltration is the technique in which infiltration substance is applied for fully removing the clearing agent from the tissue and replacing it with a material that totally fills all of the tissue cavities. It aids in firm consistency, smoother handling, and damage-free cutting of tissue.
Can boys get pregnant?
People who are born male and living as men cannot get pregnant. A transgender man or nonbinary person may be able to, however. It is only possible for a person to be pregnant if they have a uterus. The uterus is the womb, which is where the fetus develops.
What is it called to impregnate someone?
Insemination is the introduction of sperm into a female’s reproductive system for the purpose of impregnating, also called fertilizing, the female for sexual reproduction.
What is teenage pregnancy?
Teenage pregnancy is when a woman under 20 gets pregnant. It usually refers to teens between the ages of 15-19. But it can include girls as young as 10. It’s also called teen pregnancy or adolescent pregnancy.
How does pregnancy pee look like?
Normally, the color of urine can be light yellow or yellow to transparent. But for a pregnant woman, this change is more prominent and noticeable. The urine color can change from light yellow to dark yellow. It can go to an orange-yellow shade too.
What are the three methods of embedding?
The three primary means of embedding tissue for sectioning are paraffin wax, Optimal Cutting Temperature (OCT), and resin.
What is infiltration and impregnation?
Is infiltration and impregnation is same?
Can you get pregnant while pregnant?
In extremely rare cases, a woman can get pregnant while already pregnant. Normally, a pregnant woman’s ovaries temporarily stop releasing eggs. But in a rare phenomenon called superfetation, another egg is released, gets fertilized with sperm, and attaches to the wall of the uterus, resulting in two babies.
Who has the most kids in the world?
The first wife of peasant Yakov Kirillov from the village of Vvedensky, Russia, gave birth to 57 children in a total of 21 births. She had four sets of quadruplets, seven sets of triplets and ten sets of twins.