Question

identify the first feature along the lymphatic pathway that is out of order.
a lymph capillary
b efferent vessel
c lymph node
d afferent vessel
e lymphatic trunk

Explanation:

The normal lymphatic pathway starts with lymph capillaries, then lymph fluid moves through afferent vessels to lymph nodes, then out of the lymph nodes via efferent vessels and finally to lymphatic trunks. Efferent vessels come after lymph nodes in the pathway, so it is out - of - order to list it first among these options.

Answer:

B. Efferent vessel