Bergen Community College
BIO 109 BIO 109- Exam 5 (Dr. Aldi)
Questions and Answers 2026 Latest Update
What is immunodeficiency? Ans: lack of resistance to disease, susceptible
to sickness
major functions of Lymphatic System Ans: draining interstitial fluid,
transporting lipids absorbed by small intestine to the blood, facilitation of
immune response
What are live cultures? Ans: they are made up of good bacteria that help
your body work optimally.
What is the spleen function Ans: filters blood by killing red blood cells, and
produces lymphocytes
right lymphatic duct Ans: collects lymph from the right side of the head and
neck, the upper right portion of the body and the right arm
thoracic duct Ans: drains the rest of the body
What is lymph? Ans: milky watery fluid
lymph node function Ans: Retrieves fluid from tissue spaces, returns it to
the blood stream, and filters pathogens
afferent lymphatic vessels Ans: Vessels that bring lymph draining from
interstitial fluid into a lymph node
efferent lymphatic vessels Ans: transport filtered lymph away from the
lymph node, antibodies, and activated T cells out of the node
left thoracic vein Ans: drains lymph from thoracic duct
Where do T cells develop? Ans: Thymus (sits in sternum)
Name the 3 Lymphocytes Ans: T cells, B cells, NK cells
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