20. The Lymphatic System

Lymphatic Vasculature

Multiple Choice
After sitting for hours on a long flight where movement is limited, people may experience some swelling in their legs and feet. Which of the following explains this phenomenon?
Open Question
Anatomically, lymphatic vessels resemble (a) elastic arteries, (b) muscular arteries, (c) arterioles, (d) medium veins, (e) the venae cavae.
Open Question
Lymph nodes are densely clustered in all of the following body areas excepta. brain,b. the axillae,c. the groin,d. the cervical region.
Multiple Choice
Which statement below describes the lymphatic system's role in relation to the cardiovascular system?
Open Question
Lymph from the right arm, the right half of the head, and the right chest is received by the (a) cisterna chyli, (b) right lymphatic duct, (c) right thoracic duct, (d) aorta.
Multiple Choice
Which of the following is NOT a function of lymphatic vessels?
Open Question
Paula's grandfather is diagnosed as having lung cancer. His physician takes biopsies of several lymph nodes from neighboring regions of the body, and Paula wonders why, since his cancer is in the lungs. What would you tell her?
Open Question
Mrs. Jackson, 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 to more than shoulder height.a. Explain her signs and symptoms.b. Can she expect to have relief from these symptoms in time? How so?
Multiple Choice
True or False: Lymph originating from your head is always drained through the thoracic duct.
Multiple Choice
Why is it important for lymphatic capillaries to be closely associated with cardiovascular capillaries?