Archive for July, 2008


Monday, July 28th, 2008

A-The lung parenchyma:
The alveoli secrete a film of fluid, including the surfactant, which has a large mechanical function: Indeed, by capillary action, they prevent the cells collapses at the end. At the epithelium, there are several types of cells pneumocytaires and macrocytic. The interstitium it is made up of cells and fibers with role structure.
The parenchyma has many functions: This is where we place the gas exchange, the destruction of certain molecules, their conversion (eg, angiotensin in angiotensinogen by the enzyme conversion) and a role Immune presence in number of alveolar macrophages.

There are two blood circulation in the lungs: the first is provided by the bronchial vessels (arteries and veins, bronchial) and provide the organ of oxygen and substances necessary for its operation. The second, consisting of veins and pulmonary arteries serves the function of gas exchange. (more…)

Effects of chronic illness on sexuality

Saturday, July 19th, 2008
  • Arthritis has no direct effect on sexual function, arthritic symptoms can inhibit sexual function. Treatment with steroids to control arthritis can reduce sexual interest or desire.
    The progressive disfigurement may cause changes in body image.

    • Assumption pathogenic mechanism: Opposition to the stimulating effect of androgens on the brain and sex organs (caused by treatment with steroids).
  • cardiovascular accident (stroke) causes no direct impairment of sexual function disorders are common even in the erection and decreased frequency of intercourse and sexual intercourse.
    • Assumption pathogenic mechanism: Changes in the role of the patient or her partner, fear of relapse or sudden death.
  • Cardiovascular Disease: The deterioration of sexual functioning limits the quality of life of 34 – 75% of patients after myocardial infarction (MI). No direct physical effect on sexual function in men, although only 25% of post-MI patients regain their level of sexual activity prior to IM, 25% resumed sexual activity. Women are less likely to experience sexual problems. (more…)

Types of diabetic foot Alginate dressings

Wednesday, July 2nd, 2008

Alginates Biodegradable natural polysaccharides are non-woven fiber derived from the calcium salt of alginic acid (from seaweed). Although they are commonly known as calcium alginate, all are composed of ions of sodium and calcium in different proportions.

These dressings are in Print and mechas18. In advanced healing diabetic foot ulcers are used in moderate to heavy exudate and after surgery or surgical debridement. For ulcers without exudate or discharge low, are contraindicated because they promote the drying of the ulcer bed. (more…)

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