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Portage Learning: A&P 2 Module 5
Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
What system helps return excess fluid from tissues to the bloodstream?✔✔ Lymphatic system
What is the clear fluid transported by lymphatic vessels?✔✔ Lymph
What small structures filter lymph as it passes through vessels?✔✔ Lymph nodes
What organ in the upper left abdomen filters blood and stores white blood cells?✔✔ Spleen
What gland in the thoracic cavity produces T cells in childhood?✔✔ Thymus
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What type of white blood cell matures in the thymus?✔✔ T lymphocyte
What type of white blood cell is responsible for producing antibodies?✔✔ B lymphocyte
What are the small patches of lymphatic tissue found in the small intestine?✔✔ Peyer’s patches
What lymphatic structure is located at the back of the throat and helps trap pathogens?✔✔ Tonsils
What structure carries lymph from the lower and left side of the body into the bloodstream?✔✔ Thoracic duct
What structure drains lymph from the upper right side of the body into the bloodstream?✔✔ Right lymphatic duct
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Where does the thoracic duct empty lymph into the circulatory system?✔✔ Left subclavian vein
What vessels transport lymph away from the tissues?✔✔ Lymphatic capillaries
What prevents the backward flow of lymph in lymphatic vessels?✔✔ One-way valves
What causes lymph to move through the lymphatic system?✔✔ Skeletal muscle contractions and pressure changes
What type of connective tissue is found in the walls of lymphatic organs?✔✔ Reticular tissue
What cells in lymph nodes engulf and destroy pathogens?✔✔ Macrophages
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