in a cephalad direction and from right to left

Q Lymph flow in the lumbar lymphatic chains of the retroperitoneum proceeds:

• 1. in a cephalad direction

  2. in a cephalad direction and from right to left

  3. in a cephalad direction and from left to right

  4. caudally

  5. caudally and from left to right

It is important that most of the lateral flow between ascending lymphatics moves from right to left ascending lumbar trunks.