Corpo Humano. Fundamentos de Anatomia e Fisiologia

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These cavities include the abdomen (which contains the stomach, for example) and pleura, which contains the lungs. The 2nd century physician Galen of Pergamum compiled classical knowledge of anatomy into a text that was used throughout the Middle Ages. This is because the heart cells quickly stop dividing and all growth occurs through size increase rather than cell division. First, air is pulled through the trachea into the lungs by the diaphragm pushing down, which creates a vacuum.

The spine at the back of the skeleton contains the flexible vertebral column which surrounds the spinal cord, which is a collection of nerve fibres connecting the brain to the rest of the body. A auga é o principal compoñente do corpo humano, que posúe un 75 % de auga ao nacer e cerca do 70 % na idade adulta. For example, the nervous system and the endocrine system operate together as the neuroendocrine system. Varias informacións sobre o corpo humano en linguaxe accesíbel Arquivado 28 de maio de 2010 en Wayback Machine. The endocrine hormones serve as signals from one body system to another regarding an enormous array of conditions, and resulting in variety of changes of function.

Each alveolus is surrounded by capillaries carrying deoxygenated blood, which absorbs oxygen out of the air and into the bloodstream. Existen só uns poucos tecidos básicos, como o epitelial, o conxuntivo, o muscular e o nervioso, cos que o organismo se relaciona, se protexe, segrega substancias, mantén a súa forma, se despraza, coordina as súas funcións e se relaciona co medio. Here blood passes from small arteries into capillaries, then small veins and the process begins again. A viewer recently submitted this incredible arm tattoo on one of her students at City College of San Francisco.

It converts food into small, nutritional, non-toxic molecules for distribution and absorption into the body. As the ovarian follicle continues to grow, it releases more estradiol which stimulates LH secretion and suppresses FSH secretion, preventing further follicular growth. The immune system provides a mechanism for the body to distinguish its own cells and tissues from outside cells and substances and to neutralize or destroy the latter by using specialized proteins such as antibodies, cytokines, and toll-like receptors, among many others. The specific problem is: Should be cut down more to fit the length of the other systems, and some paragraphs are a bit difficult to read. The growth of secondary sex characteristics, such as growth of pubic and underarm hair, breast, uterine and vaginal growth, widening hips and increased height and weight, also occur during the female puberty process.O pulmão é um órgão de forma piramidal, semelhante a uma bexiga, de consistência esponjosa, cor-de-rosa, localizado na caixa torácica e que faz parte do aparelho respiratório. In the Renaissance, Andreas Vesalius (1514–1564) pioneered the modern study of human anatomy by dissection, writing the influential book De humani corporis fabrica. Read more about the condition New: A new, unread, unused book in perfect condition with no missing or damaged pages.