Elephantiasis Is an Infectious Disease in Which Blockage of the Circulatory

Multiple Choice

Elephantiasis is an infectious disease in which blockage of the circulatory system by microscopic,parasitic roundworms results in a dramatic swelling of the tissues in the lower half of the body.What region is most likely blocked by these small,thread-like worms?

A) the left atrium of the heart
B) a pulmonary artery
C) lymphatic vessels and/or lymph nodes
D) a carotid artery
E) the superior vena cava