BackLymphatic vessels:
a. Serve as sites for immune surveillance
b. Filter lymph
c. Transport leaked plasma proteins and fluids to the cardiovascular system
d. Are represented by vessels that resemble arteries, capillaries, and veins
At the end of the lymphatic system, lymph is returned to the _________; specifically to the ___________.
More than one choice may apply.
Which of the following connect to the lymph node at the hilum?
a. Afferent lymphatic vessels
b. Efferent lymphatic vessels
c. Trabeculae
d. Anchoring filaments
Compare and contrast blood, interstitial fluid, and lymph.
The sac that often forms the initial portion of the thoracic duct is:
a. Lacteal
b. Right lymphatic duct
c. Cisterna chyli
d. Lymph sac
Which anatomical characteristic ensures that the flow of lymph through a lymph node is slow?
Why is this desirable?
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
Lymphatic vessels constitute a one-way system that delivers interstitial fluid from the blood vessels to the extracellular space.
Mrs. Morrow, a 59-year-old woman, has undergone a left radical mastectomy (removal of the left breast and left axillary lymph nodes and vessels). Her left arm is severely swollen and painful, and she is unable to raise it more than shoulder height.
(a) Explain her signs and symptoms.
(b) Can she expect relief from these symptoms in time? How so?
More than one choice may apply.
Lymph capillaries
a. Are open-ended, like drinking straws
b. Have continuous tight junctions, like the capillaries of the brain
c. Contain endothelial cells separated by flaplike valves that can open wide
d. Have special barriers that stop cancer cells from entering