Changes

Kala is the layer in outer coverings of the body observed in sagittal section. The layer of formation of blood tissue (raktadhara kala) is second beneath the layer of skin and muscles (mamsadhara kala). It is made of blood vessels connected with the liver and spleen. [Su. Sa. Sharira Sthana 4/10]

Kala is the layer in outer coverings of the body observed in sagittal section. The layer of formation of blood tissue (raktadhara kala) is second beneath the layer of skin and muscles (mamsadhara kala). It is made of blood vessels connected with the liver and spleen. [Su. Sa. Sharira Sthana 4/10]

==Importance==

==Functions:==

===General physiological functions:===

General physiological functions:  

Giving life and sustaining vitality (Jeevana), enhancing complexion(varna prasadana), nourishing successor muscle tissue and other components ([[mamsa dhatu]] poshana) are the main functions of rakta dhatu. [Su. Sa. Sutra Sthana 15/5] The vitality depends on blood. [Cha. Sa.[[Sutra Sthana]] 24/4]

Givinglife and sustaining vitality (Jeevana), enhancing complexion(varna prasadana), nourishing successor muscle tissue and other components (mamsadhatuposhana) are the main functions of raktadhatu. [Su. Sa. Sutra Sthana 15/5] The vitality depends on blood. [Cha. Sa. Sutra Sthana 24/4]

 

Role of rakta in the formation of body organs:

===Role of rakta in the formation of body organs:===

During embryogenesis, various organs are developed from dhatubyaction of factors responsible for digestion and metabolism(agni).  

During embryogenesis, various organs are developed from dhatu by action of factors responsible for digestion and metabolism(agni).  

The following table shows details of role of rakta dhatu in formation of body organs.  

 

Sr.no. Body organ Factors responsible for its formation  

The following table shows details of the role of rakta dhatu in the formation of body organs.  

1. Liver Shonita(pure blood)

2. Speen Shonita(pure blood)

3. Lungs Shonitaphena(froth in pure blood)

! Sr.no. !!Body organ !! Factors responsible for its formation  

4. Appendix Shoinitakitta(waste in formation of pure blood)

5. Intestine, anus and urinary bladder Asrija + shelshmaprasad acted upon by pitta and vayu(essence of blood and kaphadosha)

| 1. || Liver || Shonita(pure blood)

6. Tongue Kapha + shonita + mamsasara(essence of kapha, blood and muscles)

7. Kidneys Rakta + medaprasada (essence of blood and muscles)

| 2. || Speen || Shonita(pure blood)

8. Testis Mamsa + asrik + kapha + medaprasada(essence of muslces, blood, kapha and adipose tissue)

9. Heart Shonita + kaphaprasada (essence of blood and kapha)

| 3. || Lungs || Shonitaphena(froth in pure blood)

[Su. Sa. ShariraSthana 4/25-31]

• Rakta is one among the tenseats of vitality(dashapranayatanani). [Su. Sa. ShariraSthana 7/9]

| 4. || Appendix || Shoinitakitta(waste in formation of pure blood)

• Rakta is the primary site of pitta dosha. [Cha. Sa. Sutra Sthana 20/8]  

| 5. || Intestine, anus and urinary bladder || Asrija + shelshmaprasad acted upon by pitta and vayu(essence of blood and kaphadosha)

| 6. || Tongue || Kapha + shonita + mamsasara(essence of kapha, blood and muscles)

| 7. || Kidneys || Rakta + meda prasada (essence of blood and muscles)

| 8. || Testis || Mamsa + asrik + kapha + medaprasada(essence of muslces, blood, kapha and adipose tissue)

| 9. || Heart || Shonita + kaphaprasada (essence of blood and kapha)

[Su. Sa. Sharira Sthana 4/25-31]

 

*Rakta is one among the ten seats of vitality(dashapranayatanani). [Su. Sa. Sharira Sthana 7/9]

*Rakta is the primary site of [[pitta dosha]]. [Cha. Sa. [[Sutra Sthana]] 20/8]

 

==Importance in diagnosis ==

==Importance in diagnosis ==

===Causes of vitiation===

===Causes of vitiation===