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

Why binding motifs regulate gene expression, How do leucine zipper binding ...

How do leucine zipper binding motifs regulate gene expression?

Determine effective half life and value of effective decay, 1. By direct me...

1. By direct measurement of the activity of the thyroid gland in several patients who had received 131 I for diagnostic purposes, it was observed that the biological elimination h

Role of glucocorticoids in controlling gene expression, Define Role of Gluc...

Define Role of Glucocorticoids in controlling gene expression? Glucocorticoids are another class of hormones involved in the regulation of lipogenic enzymes, but their role in

Leukemia and explain why each finding occurs in this disease, Patient is a ...

Patient is a 7-year-old girl who was brought to her physician by her mother with complaints of general fatigue, anorexia, and unexplained bruises and "rash" for the past 2 weeks. C

Theoretical foundation of halsted reitan battery, Theoretical Foundation of...

Theoretical Foundation of Halsted Reitan battery There are really two theoretical bases for the Halsted Reitan battery, one contained in brain and intelligence and related writ

Genetics, Considering a pair of homologous chromosomes containing a gene ha...

Considering a pair of homologous chromosomes containing a gene having two different alleles how many different genotypes can the individual present?

Name the source gland of leutinising hormone, Name the source gland of leut...

Name the source gland of leutinising hormone (LH). State the other hormone along with which it acts on its target cells/organ. Give their two functions.

Parasitic flat worms, plese help for an assignment of topic parasitic flat ...

plese help for an assignment of topic parasitic flat worms for a first year zoology student.

Procedure for testing vanaspati and rancidity in ghee, Procedure for testin...

Procedure for testing Presence of Vanaspati and Rancidity in Ghee? Carry out the steps enumerated herewith for conducting this exercise. For Vanaspati Checking: 1. Take 5

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