The mesentery is a fold of membrane that attaches the intestine to the abdominal wall and holds it in place. Mesenteric lymphadenitis is an inflammation of the lymph nodes in the mesentery.
If you're rhesus positive (RhD positive), it means that a protein (D antigen) is found on the surface of your red blood cells. If you do not have the D antigen, you will be rhesus negative (RhD negative). Most people are rhesus positive (NHS BT 2014) .f you're rhesus positive (RhD positive), it means that a protein (D antigen) is found on the surface of your red blood cells. If you do not have the D antigen, you will be rhesus negative (RhD negative). Most people are rhesus positive (NHS BT 2014) .
1 In other words, if the Rhesus antigen is present in your red blood cells, you're Rh positive (which means you have a positive blood type). 2  But if the Rh antigen is absent from your red blood cells, you're Rh negative (which means you have a negative blood type). The Rhesus antigen is a particular protein only found in the red blood cells of people with positive blood types. 2  In other words, if the Rhesus antigen is present in your red blood cells, you're Rh positive (which means you have a positive blood type).