The lymphatic capillaries begin at this site: right atrial chamber lymph inguinal nodes Wood capillary bed splenic vessels Lymphatic capillaries differ from vascular capillaries in being a cu-de-sac True False Solution 33. True lymphatic capillaries are also called blind, as they are closed at tip. 32. Right atrial chamber: the lymphatic system, unlike the blood capillaries , do not have a separate pump to carry the liquids.Instead, they carry the extra fluids oozing out from areas of high pressure to areas of low pressure. Lymphatic capillaries are present throughout the body, though they start from the right atrial chamber..