Acoelomatа
Acoelomatа

The definition of what Acoelomata In acoelomata is animal, the absence of the whole, or of an official body cavity. True body cavities form only in multicellular organisms with true tissues. In this group eumetazoa, there are organisms such as corals and jellyfish, which have only 2 main fabrics. In the compartment...

agonist
agonist

The definition of an Agonist an Agonist is a molecule that can bind and activate a receptor to cause a biological response. Activity mediated resistance, agonists antagonists, which block the biological responses induced by the agonist. The level of agonist required to induce the desired biological response is called the power. Agonist potency is...

allantois
allantois

The definition of what the Allantois the Allantois is one of the four major membranes surrounding the embryo. It is found near the rear of the embryo as it begins its development. The allantois characteristic of reptiles, birds and mammals, and lies between two other nazaralieva tissues...

Amniotic
Amniotic

The definition of what is a Amnion the Amnion is extraembryonal the membrane that surrounds the developing embryo of amniote. It acts as a protective pouch along with three other nazaralieva fabrics shell: chorion, yolk SAC and allantois. Then the membranes are enclosed in a shell (in birds, reptiles and some...

amniotic fluid
amniotic fluid
Амниотическая жидкость - это прозрачная жидкость, которая окружает развивающийся плод в утробе матери. Он формируется из плазмы матери (или жидкой части клеток крови), как он отражает мимо плодных мембран и succumbs к силам осмоса и гидростатического давления. Визуально говоря, околоплодные воды часто имеют желтый оттенок, но он всегда содержится в околоплодных водах.
Anaplasia – Leiomyosarcoma – Leiomyoma
Anaplasia - Leiomyosarcoma - Leiomyoma

The definition of what Anaplasia Anaplasia is a term used to describe cells which have lost the unique characteristics that define them as a certain type of fabric. Literally from the Greek roots of the word means “to form backward” in the sense that normal cells become...

anatomic position
anatomic position

Anatomical Definition of anatomical Position Standard position is the way to describe the anatomy from the body , so it's easy to understand what part of the body, which they say does not matter in which direction the body is or where its appendages/limbs. Human standard anatomical position is defined as standing directly...

Anatomy
Anatomy

Anatomy Definition of Anatomy is the branch of biology that studies the relationship of the various parts of the body, and how they relate to other parts of the body, both spatial and functional. Anatomy has many disciplines, and is used in many different areas. In General, there is...

Well Antekubitalynaya
Well Antekubitalynaya

The definition of what Antecubital Fossa the Cubital fossa or just the hole on the elbow, the anatomical term is derived from the Latin word meaning a small ditch or a rut. Numerous muscles and tendons that surround the muscles as well as in the synovial fluid of the joint formed between the bones of the wrist to create the cubital fossa. In...

Anthropometry
Anthropometry

The definition of Anthropometry Anthropometry is the science of obtaining systematic measurements of the human body. Anthropometry was first developed in the 19th century as a method used by physical anthropologists to study the variability and evolution of man as in living and extinct populations. In...

apoplexy
apoplexy

The definition and explanation of apoplexy Apoplexy is a term used to describe internal bleeding and associated symptoms. Historically, the term originated in the medical profession to describe the phenomenon of patients becoming suddenly weak and becomes unconscious. He didn't understand why apoplexy will happen to...

atavism
atavism

Definition of Atavism an Atavism is a phenomenon in which the phenotypic trait appears in the organism after a period of absence. Atavism refers to a trait that is not present in the immediate predecessors of man, though existed in its ancestors. This is possible due to the way genes behave throughout...

Atrophy
Atrophy

The definition of what Atrophy Atrophy is a term that describes the inhibition of cell tissue. On a larger scale, atrophy can be seen the reduction in the size and function of the muscles or limbs. This process is often gradual and chronic, if not permanent. However, atrophy is not only...

Abdomen
Abdomen

The definition of the Abdominal Cavity In the abdominal cavity is a large cavity found in the mammalian body between the thoracic cavity separated from thoracic by the diaphragm and pelvic cavity. A protective layer called the peritoneum, which plays a role in the immune system, supporting structures and storage of fat,...

The autonomic nervous system
The autonomic nervous system

The definition of the Autonomic Nervous System the Autonomic nervous system (ANS) is a complex set of neurons that mediate internal homeostasis without conscious intervention or voluntary control. Cells of the ANS Innervate the entire inside and affect their activity locally, and mediate global changes in metabolic...

Autopsy
Autopsy

The definition of what is an Autopsy an Autopsy is a surgical procedure conducted on the corpse after death (a period called the ” posthumous.”). Usually it is held in an attempt to understand the cause of death. An autopsy will be conducted by a qualified doctor who specializiruetsya on pathology, as a cause of death will be required...

Abdomen, Abdominal cavity
Abdomen, Abdominal cavity

The definition of what Abdomen the abdomen refers to the area between the pelvis (pelvic region) and chest (thoracic diaphragm) in vertebrates, including humans. The space located in the abdomen, called the abdominal cavity. The boundaries of the abdominal cavity consists of the back the ventral surface of the anterior abdominal wall, lower...

Adrenal glands
Adrenal glands

The definition of the Adrenal glands the Adrenal gland has multiple metabolic roles in the human body. Our two adrenal glands can lie on each of our kidneys. Together, they release hormones that help us to metabolize, undergo sexual maturation as we grow, as well as...

alimentary tract
alimentary tract

The definition of what the digestive tract the alimentary canal is a continuous passage from the mouth and ending at the anus, which carries food through different parts of the digestive system and makes it easy to get out of the body. The alimentary canal varies greatly in the body, but only saw...

Рахит у детей: причины, симптомы, диагностика и лечение. Взаимосвязь с витамином Д
Рахит у детей: причины, симптомы, диагностика и лечение
Рахит у детей - это заболевание младенчества и детства характеризуется размягчением костей, приводящим к аномальному росту костей и вызванным недостатком витамина D в организме. Когда это расстройство возникает у взрослых, оно известно как остеомаляция. Взаимосвязь между витамином D (Д) и жесткостью костейВитамин D (или, более конкретно, кальцитриол) - это стероидный гормон, который вырабатывается в коже под действием ультрафиолетовых лучей солнечного света на его предшественник, 7-дегидрохолестерол (провитамин D 3). Витамин D также усваивается из рациона, особенно из обогащенного молока и из печеночного и рыбьего жиров.

Anatomy and human physiology, dictionary