Composition of blood, Biology

Assignment Help:

Composition of blood:

  1. Take few ml. of fresh blood in a test tube and before collecting the blood add a few drops of sodium oxalate or sodium citrate solution to prevent clotting. Close the test tube with a cotton plug. Leave the test tube aside for about an hour without shaking.
  2. After one hour a clear, pale, straw coloured fluid separates out on the top of the red sediment in the test tube. This fluid is called plasma. Sediment contains different types of cells in the blood.
  3. Carefully remove the fluid, plasma and add 10 ml of 0.9% sodium chloride to the tube with cells and mix the contents. Leave for sometime and pour out the fluid formed on the sediment. Repeat this process for 3 to 4 times.
  4. Finally take a drop of the sediment on the glass slide and observe under microscope. Different cells of blood can be seen in this slide.

Related Discussions:- Composition of blood

Hair, how many hair are there on head

how many hair are there on head

Codex code of practice, Codex code of practice Codex Alimentarious Comm...

Codex code of practice Codex Alimentarious Commission (CAD) was established in 1963 with the objective to develop International Food Safety Standards to protect human health, w

Epidemiology, Epidemiology:   The study of disease in populations.  In...

Epidemiology:   The study of disease in populations.  Includes: The Aetiology of the disease Patterns of distribution of the disease How the disease spread

Natural disasters, EARTHQUAKES          An earthquake with its terrible...

EARTHQUAKES          An earthquake with its terrible aftereffects is one of the most frightening and destructive phenomena of nature. It can be defined as a sudden movement of

Guanine, Guanine is one of the nitrogenous bases in the nucleic acids, gua...

Guanine is one of the nitrogenous bases in the nucleic acids, guanine is one of the two purine bases.

Show the list of symptoms, Q. Show the list of symptoms? The list of sy...

Q. Show the list of symptoms? The list of symptoms includes: • Bulky, pale, loose, greasy and foul smelling stools. • Anorexia, feeling of fullness, pain abdomen. The

Azotobacter, Azotobacter Azotobacter is known to possess the following...

Azotobacter Azotobacter is known to possess the following two mechanisms to protect its nitrogenase from oxygen inhibition. Respiratory protection and Confor

How does the vegetal stratification of an ecosystem, How does the vegetal s...

How does the vegetal stratification of an ecosystem influence the biological diversity? The vegetal stratification of an ecosystem, as the strata of the Amazon Rainforest, mak

Classification of anaemia based on etiology, Classification of Anaemias Bas...

Classification of Anaemias Based on Etiology   Anaemia  can be classified  as   Impaired Production of Red Blood Cells and Hemoglobin: This can be due to nutritional  def

Define regulation and excretion of sodium and chloride, Define Regulation a...

Define Regulation and Excretion of sodium and chloride? Renal excretion and retention of these elements is closely regulated. The total content of body sodium especially the co

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd