Transcytosis is a type of mass transfer in which a specific substance is taken up into the cell via endocytosis and released back into the extracellular space by exocytosis. Transcytosis is receptor-driven and occurs primarily in the epithelium of the intestine, at the blood–brain barrier, and in the placenta. The consequences of disruption of transcytosis … Transcytosis: Function, Role & Diseases
The mesoderm is the middle cotyledon of the embryoblast. Various tissues of the body differentiate from it. In mesodermal inhibition dysplasias, embryonic development is prematurely interrupted. What is the mesoderm? The embryo develops from what is called a blastocyst, also known as an embryoblast. In triploblastic organisms such as humans, the embryoblast has three distinct … Mesoderm: Structure, Function & Diseases
Definition Fetus or also fetus means translated “descendant”. A fetus is an unborn child in the womb. After fertilization, the developing child is called an embryo. When the internal organs are developed, the official term is then fetus. The foetal period begins from the 9th week of pregnancy and ends with birth. After birth, the … Fetus
During the so-called hatching of embryogenesis, the blastocyst hatches from the vitreous membrane, by which it is enclosed until about the fifth day after conception. This first birth of the offspring is the prerequisite for implantation in the uterus. In in vitro fertilization, hatching is partially induced externally by laser. What is hatching? During the … Hatching: Function, Tasks, Role & Diseases
A trophoblast is a layer of cells. It forms the outer boundary of the blastocyst and is responsible for nourishing the embryo. What is the trophoblast? The trophoblast is a layer of cells and is the outer boundary of the germinal blastocyst in humans. Together with the placenta, it is necessary for the care of … Trophoblast: Structure, Function & Diseases
Therapeutic hyperthermia is a procedure to fight tumors in the body by overheating the affected part of the body. The procedure achieves good results but is not yet fully developed. Side effects of the treatments are rare if there are no other physical impairments. What is therapeutic hyperthermia? Therapeutic hyperthermia is a method of fighting … Therapeutic Hyperthermia: Treatment, Effects & Risks
Beneath the thalamus lies arguably the most important part of the motor system: the subthalamus. It lies in the midbrain and receives nerve cell nuclei that control certain muscle activities. It represents a pale nucleus; its shape is reminiscent of a lens. This part is one of the regions of the human brain that has … Subthalamus: Structure, Function & Diseases
In vitro maturation (IVM) is a variant of in vitro fertilization (IVF) and thus a method of artificial insemination. In this procedure, previously retrieved eggs mature in a Petri dish until they are then artificially inseminated with the man’s sperm and implanted in the woman’s uterus. What is in vitro maturation? In in vitro maturation, … In Vitro Maturation: Treatment, Effects & Risks
Rescuer siblings are children who are supposed to help an older sibling who is ill. They act as a kind of archetype sibling, which is why this method is highly controversial. If a child needs blood or tissue, this can be taken from the “savior sibling,” who must be a genetic match to the sick … Savior Siblings: Treatment, Effects & Risks
Penetration mostly refers to the penetration of the penis into the vagina. In addition, however, other sexual practices in which one partner penetrates a body orifice of the other are also called penetration. What is penetration? The most common type of penetration means the penetration of the male member into the vagina of the woman, … Penetration: Function, Tasks, Role & Diseases
A healthy and balanced diet and lifestyle is very important in every phase of life. Nutrition and sufficient exercise keep the body healthy and maintain the important processes. But especially in preparation for and during pregnancy these factors play a special role. During this time, nutrition and behavior not only influence the mother’s body, but … Nutrition during pregnancy
Important nutrients During pregnancy, women need some nutrients and minerals in increased amounts. These include folic acid, iodine and iron. In spite of a balanced diet, some nutrients cannot be covered and must be supplied separately during this period. Folic acid is a vitamin which is activated in the body by vitamin B12. Folic acid … Important nutrients | Nutrition during pregnancy
