10 résultats pour "clôt"

• Stroke.

  IV DIAGNOSIS The symptoms typical of a stroke can also be caused by other conditions, including brain tumors, various infections, and overdoses of certain drugs. A patient that hasstrokelike symptoms may undergo a battery of imaging techniques to rule out other medical problems and confirm that a stroke has occurred. The key imagingtechnique used in diagnosing strokes is computed tomography (also known as CT or CAT scanning), which employs X rays to obtain images of the internal structures oft...

• Coronary Heart Disease.

  when a patient is at rest may indicate that the blood supply of the heart is not normal, and the ECG can often detect damage from a previous heart attack. In anexercise stress test, an ECG is recorded while a patient is performing physical activity such as walking on a treadmill or riding a stationary bicycle. As the intensity ofexercise increases, the doctor looks for specific changes in the ECG that indicate the heart is not getting enough oxygen. In cardiac catheterization, a long, thin, flex...

• Blood.

  substances. For example, a person who is blood type A positive will not make antibodies against the A or Rh markers, but will make antibodies against the B marker,which is not on that person’s own red blood cells. If blood containing the B marker (from types B positive, B negative, AB positive, or AB negative) is transfused into thisperson, then the transfused red blood cells will be rapidly destroyed by the patient’s anti-B antibodies. In this case, the transfusion will do the patient no good a...

• Circulatory System.

  C Additional Functions In addition to oxygen, the circulatory system also transports nutrients derived from digested food to the body. These nutrients enter the bloodstream by passingthrough the walls of the intestine. The nutrients are absorbed through a network of capillaries and veins that drain the intestines, called the hepatic portal circulation.The hepatic portal circulation carries the nutrients to the liver for further metabolic processing. The liver stores a variety of substances, suc...

• Antonio Canova par Guido Ludovico Luzzatto L'hégémonie artistique de l'Italie se clôt, brusquement, au commencement du XIXe siècle, avec un dernier nom d'un rayonnement universel : Canova.

  par Guido Ludovico Luzzatto

• MALRAUX André : sa vie et son oeuvre

  dans le logement surplombant l'épicerie familiale de Bondy. Il fréq uente le collège, puis, à dix-sept ans, décide de prendre en main sa propre éducation. Pas­ sionné d'art, élève au musée Guimet et à l'école du Louvre, ce lecteur insatiable apprend le sanskrit. Il gagne sa vie dans le commerce des livres d'occasion, et cette activité l'introduit auprès d'intellectuels chevronnés (Gide, Max Jacob, Reverdy) qui l'encouragent à écrire : la revue...

• Genetic Engineering.

  Pseudomonas fluorescens bacterium. The genetically altered Pseudomonas fluorescens bacterium produces light in proportion to the amount of its activity in breaking down the naphthalene, thus providing a way to monitor the efficiency of the process ( see Bioremediation). A3 Medicine In 1982 the United States Food and Drug Administration (FDA) approved for the first time the medical use of a recombinant DNA protein, the hormone insulin, whichhad been cloned in large quantities by inserting th...

• Skin. I INTRODUCTION Skin, outer body covering of an animal. The term skin

  III SKIN APPENDAGES In humans, the skin appendages, or structures embedded in the skin, include hair, nails, and several types of glands. Glands are groups of cells that produce andsecrete substances needed by other parts of the body. In other vertebrates, the skin appendages include scales (in fish and reptiles) and feathers (in birds). Together,the skin and the skin appendages are known as the integumentary system of the body. A Hair Hair is a distinguishing characteristic of mammals, a gro...

• Maupassant : Bel-Ami. Commentaire de l’excipit (fin du roman).

  phrase, et à la procession, une dimension majestueuse. C’est d’ailleurs à un « roi » que Georges s’identifie devant l’hommage que lui rendent les spectateurs de son triomphe : « Georges, affolé de joie, se croyait un roi qu’un peuple venait acclamer » (l. 9) La désignation de l’assistance par l’expression « le peuple de Paris », à la ligne 33, accentue cette transfiguration du héros en véritable monarque. Le jeu des regards contribue à renforcer cet effet de sens : en effet, tou...

• novembre 1996 dans le monde (histoire chronologique)

  ment français de ses craintes quant au respect des libertés locales par Pékin, et demande à l'Union européenne de suivre de près la situation de la future « région administrative spéciale "· Le 15, le gouvernement chinois réussit à imposer son candidat comme succes­ seur du gouverneur britannique. La situation politique en Corse 13 Alors que les auentats commis par le FLNC-Canal historique se poursui­ vent, le ministre de l'Aménagement du territoire...