The Lymphatic System Flashcards
What are the three main functions of the lymphatic system in maintaining homeostasis?
Fluid balance, fat absorption, defense
What are the names of the two ducts the lymphatic vessels can enter?
The thoracic duct and the right lymphatic duct
If you wanted to describe the lymphatic system, which statements would you use?
a. It takes up excess interstitial fluid and returns it to the circulation
b. It houses white blood cells
c. Lacteals in the intestines absorb dietary lipids
d. All of these are correct
d
What are the 5 types of white blood cells?
Neutrophil, eosinophil, basophil, lymphocyte, monocyte
What is the largest lymphatic organ?
The spleen
Lymph nodes occur along which of these: lymphatic vessels or lymphatic capillaries?
Lymphatic vessels
Where are the tonsils (lymphatic nodules) located?
Posterior pharynx
True or false: the appendix is a part of the lymphatic system
True
Which lymphatic organ functions as a blood reservoir and removes dead and dying red blood cells?
The spleen
Which of the following structures has a connective tissue capsule?
a. axillary lymph nodes
b. palatine tonsils
c. peyer patches
d. adenoids (pharyngeal tonsil)
a - axillary lymph nodes contain a connective tissue capsule
What are the 4 outward signs of the inflammation reaction?
Redness, swelling, heat, and pain
What is pus composed of?
Dead phagocytes, dead tissue, and bacteria
Which chemical alters our body temperature by affecting the hypothalamus?
Pyrogens
What do you call the programmed cell death and destruction?
Apoptosis
What is the autoimmune response?
Process in which the person’s own antibodies attack normal healthy tissue
