diff --git a/tests/test_test_mql_pnl0001_segment.py b/tests/test_test_mql_pnl0001_segment.py
index 5518139..daeabb3 100644
--- a/tests/test_test_mql_pnl0001_segment.py
+++ b/tests/test_test_mql_pnl0001_segment.py
@@ -262,6 +262,8 @@ class TestMqlPn3P4NodeChamberSegmentTests(unittest.TestCase):
         rhs = closure.rhs(closure.initial_state_vector())
 
         self.assertEqual(closure.components.node_orifice.name, "pn_morifice_9")
+        self.assertEqual(closure.components.node_resistance.name, "pneumatic_100")
+        self.assertEqual(closure.components.node.alias, "pn_node3_9")
         self.assertEqual(closure.components.p4_node.alias, "pnnode4_17")
         self.assertEqual(closure.components.p4_primary_line.name, "pneumatic_68")
         self.assertEqual(closure.components.p4_primary_chamber.name, "pn_c1_9")
@@ -666,6 +668,14 @@ class TestMqlPn3P4NodeChamberSegmentTests(unittest.TestCase):
             closure.components.p4_port1_remote_orifice_node.alias,
             "pn_node3_10",
         )
+        self.assertEqual(
+            closure.components.node_resistance.name,
+            self.system._pnl00r_line_for_node_port("pn_node3_10", "port_3").name,
+        )
+        self.assertEqual(
+            closure.components.node.alias,
+            "pn_node3_9",
+        )
         self.assertEqual(
             closure.components.p4_port3_line.name,
             neighborhood.port_3.line_alias,
@@ -912,6 +922,13 @@ class TestMqlPn3P4NodeChamberSegmentTests(unittest.TestCase):
             0.0,
             delta=1.0e-12,
         )
+        self.assertAlmostEqual(
+            snapshot.node_to_pnl0003_flow
+            + snapshot.node_to_resistance_flow
+            + snapshot.outlet_node_to_line_flow,
+            0.0,
+            delta=1.0e-12,
+        )
         self.assertAlmostEqual(
             snapshot.p4_port3_remote_node_to_orifice_line_flow
             + snapshot.inlet_node_to_line_flow