What is blood


Published on

This presentation aims at creating awareness among people about blood donation and some informations.

Published in: Health & Medicine, Business
  • Be the first to comment

No Downloads
Total views
On SlideShare
From Embeds
Number of Embeds
Embeds 0
No embeds

No notes for slide

What is blood

  1. 1. Blood is the life-maintaining fluid that circulates through the body's:  Heart  arteries  veins  capillaries
  2. 2.  Blood carries the following to the body tissues:  nourishment  electrolytes  hormones  vitamins  antibodies  heat  oxygen  Blood carries the following away from the body tissues:  waste matter  carbon dioxide
  3. 3.  Human blood consists of about 22 percent solids and 78 percent water. The components of human blood are:  Plasma, in which the blood cells are suspended, including: red blood cells (erythrocytes) white blood cells (leukocytes) –  Types of white blood cells: lymphocytes, monocytes, eosinophils, basophils, neutrophils (granulocytes  platelets (throbocytes) - help in blood clotting.  Fat globules  Chemical substances:  Carbohydrates, proteins, hormones  Gases:  oxygen ,carbon dioxide, nitrogen
  4. 4. 1. Determine if you are eligible to donate blood: Age: between 18 to 60 years. Body Weight: 45 kg and above. 2. Following a blood donation, drink an extra four glasses of non-alcoholic liquids or fruit juices or normal water, because you might experience dizziness or loss of strength. 3. Eat a full meal within a few hours of donating blood. 4. Do not take alcohol within a few hours of giving blood because alcohol dilates the blood vessels.
  5. 5. 5. Avoid fatty foods for twenty-four hours before you donate. 6. Nervousness can also cause your blood pressure to drop and can lead to dizziness. 7. If you feel faint, tell the medical staff, and they will assist you into a reclining position on the chair.
  6. 6. 1. No person shall donate blood and no blood bank shall draw blood from a person, more than once in three months. 2. The donor shall be in good health, mentally alert and physically fit and shall not be inmates of jail and drug- addicts. 3. The donors shall fulfill the following requirements, namely :- (a) the donor shall be in the age group of 18 to 60 years. (b) the donor shall not be less than 45 kilograms; (c) temperature and Pulse of the donor shall be normal; (d) the systolic and diastolic blood pressures are within normal limits without medication;
  7. 7. (g) the donor shall be free from any skin diseases at the site of phlebotomy ; (h) the donor shall be free from any disease transmissible by blood transfusion, insofar as can be determined by history and examination indicated above; (i) the arms and forearms of the donor shall be free from skin punctures or scars indicative of professional blood donors or addiction of self injected narcotics. (e) haemoglobin which shall not be less than 12.5 grams; (f) the donor shall be free from acute respiratory diseases;