Index: SDDs/Blood_Prime.png
===================================================================
diff -u -r689049de787e32bda6c2e5b113ad62865821b3a2 -rab269cf53d88726880061e197ef6f40a13ace804
Binary files differ
Index: SDDs/Blood_Prime.puml
===================================================================
diff -u -r689049de787e32bda6c2e5b113ad62865821b3a2 -rab269cf53d88726880061e197ef6f40a13ace804
--- SDDs/Blood_Prime.puml	(.../Blood_Prime.puml)	(revision 689049de787e32bda6c2e5b113ad62865821b3a2)
+++ SDDs/Blood_Prime.puml	(.../Blood_Prime.puml)	(revision ab269cf53d88726880061e197ef6f40a13ace804)
@@ -28,6 +28,28 @@
     SW -> UI: CMD: Blood Prime Progress Data
     UI -> US: ACT: Display Blood Prime Progress
 
+    == Blood Prime Command Request/Response ==
+    US -> UI: TCH: Blood Prime Screen Interation
+    UI -> SW: ACT: Blood Prime Command
+    SW -> TD: MSG: [x98: Req #1] Blood Prime Command Request\n\
+        \t(U32) cmd=\n\
+        \t\t[ DECREASE_RATE |\n\
+        \t\tINCREASE_RATE |\n\
+        \t\tPAUSE ]
+    alt accepted
+        TD -> SW: MSG: [x99: Rsp #2] Blood Prime Command Response\n\
+            \t(BOOL) accepted=1\n\
+            \t(U32)  rejReason=X
+        SW -> UI: CMD: Blood Prime Command Adjustment Triggered
+        UI -> US: ACT: Update Blood Prime Screen
+    else #Pink rejected
+        TD -> SW: MSG: [x99: Rsp #2] Blood Prime Command Response\n\
+            \t(BOOL) accepted=0\n\
+            \t(U32)  rejReason
+        SW -> UI: CMD: Blood Prime Command Adjustment Triggered
+        UI -> US: ACT: Display Rejection Reason
+    end
+
     == Fluid Bolus Infusion ==
     note over UI
     See Fluid Bolus Infusion diagram for details