Open Question
Compare and contrast blood, interstitial fluid, and lymph.
20. The Lymphatic System
Lymphatic Vasculature
Back20. The Lymphatic System
Lymphatic Vasculature
- Multiple ChoiceWhich of the following features is NOT common to both lymphatic collecting ducts and veins?
- Multiple ChoiceWhich of the following best describes the arrangement of lymphatic vessels?
- Open QuestionThe sac that often forms the initial portion of the thoracic duct is thea. lacteal,b. right lymphatic duct,c. cisterna chyli,d. lymph sac.
- Multiple ChoiceWhat lymphatic structure absorbs lipids in the intestine?
- Open Questiona. Which anatomical characteristic ensures that the flow of lymph through a lymph node is slow?b. Why is this desirable?
- Open Question
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
a. Lymphatic vessels constitute a one-way system that delivers interstitial fluid from the blood vessels to the extracellular space.
- Open QuestionMrs. 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?
- Multiple ChoiceWhich of the following vessels transport interstitial fluid that leaks from the vascular system back into the blood?
- Open QuestionMultiple ChoiceMore than one choice may apply.Lymph capillariesa. 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.
- Multiple Choice
Which of the following is NOT a function of lymphatic vessels?
- Open QuestionMultiple ChoiceMore than one choice may apply.Which parts of the lymph node show increased activity when antibody production is high?a. b. c. d.
- Open QuestionThere are no lymphatic arteries. Why isn't this a problem?
- Open Question
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
b. Lymph from the lower limbs drains into the right lymphatic duct.
- Multiple ChoiceWhich sequence best describes the flow of lymph through the lymphatic system?