lunes, 7 de enero de 2019

CIRCULATORY SYSTEM





The circulatory system is an internal transport system used by living beings to transport nutritive elements into their organism. In the human being the circulatory system is constituted by a fluid called blood, a set   of conduits (arteries, veins, capillaries) and a driving pump that is the heart.
                                            
PARTS:
  • ·         Superior vena cava
  • ·         Pulmonary veins
  • ·         Aorta
  • ·         Pulmonary arteries
  • ·         Inferior vena cava
  • ·         Descending aorta
  • ·         Femoral vein
  • ·         Femoral artery





HOW DOES IT WORK?
The heart pumps blood and sends it all over the body through the veins arteries and capillaries.
The heart is a muscular structure that contracts regularly and keeps blood in constant movement within the blood vessels. The blood contains red blood cells rich in hemoglobin that transports oxygen to all the cells in the body.

ILNESES:
Diseases and conditions of the respiratory system fall into two categories: viruses, such as influenza, bacterial pneumonia, enterovirus respiratory virus; and chronic diseases, such as asthma and chronic obstructive pulmonary disease (COPD)

DISIES THAT AFFECT THE CIRCULATORY SYSTEM:
ANEURYSM:
​An aneurysm is a small bulge shaped balloon and filled with blood that forms on the walls of blood vessels.

TUMORS:
In a restricted sense, a tumor is any mass or lump that is due to an increase in the number of cells that make it up. If this cell growth has its origin in several cells (polyclonal) we speak of hyperplasia and if it is a cell neoformation that has its origin in a single cell (monoclonal) we call it neoplasia regardless of whether they are benign or malignant in function of his ability or not to infiltrate the tissues that surround him.

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