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**In the Cow, there is also a degree of lymphatic drainage to the Subiliac (Prefemoral) lymph node.
 
**In the Cow, there is also a degree of lymphatic drainage to the Subiliac (Prefemoral) lymph node.
 
* '''Thoracic mammary glands''': axillary lymph node
 
* '''Thoracic mammary glands''': axillary lymph node
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''Lymphatic drainage in the cow''
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* '''Afferent lymphatic ducts''': pass dorsocaudal to reach the mammary lymph nodes (superficial inguinal).
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*  '''Mammary (superficial inguinal) lymph nodes''': two nodes at the dorsocaudal side of the udder.  Usually a palpable large, kidney-shaped node between the caudal side of the udder base and the thigh.
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* '''Efferent lymphatic ducts''': pass into the abdomen through the inguinal canal to empty into the deep inguinal node.
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* '''Deep inguinal lymph node''': small, dorsocaudal udder.  Too deep to be palpated.
    
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== Histology ==
 
== Histology ==
  
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