Exam 3: BIOS 255 / BIOS255 (Latest 2025/ 2026 Update) Anatomy and Physiology III Practice test with Verified Answers- Chamberlain.

Exam 3: BIOS 255 / BIOS255 (Latest
2025/ 2026 Update) Anatomy and
Physiology III Practice test with Verified
Answers- Chamberlain.

Question:

What are the primary lymphatic organs??
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Answer:
red bone marrow and thymus
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Question:
What are the secondary lymphatic organs??
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Answer:
lymph nodes, tonsils, spleen
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Question:

What is lymph??
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Answer:

,15% of interstitial fluid that has been absorbed by the lymphatic vessels
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Question:

What do lymphatic vessels lack??
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Answer:

A pump such as the heart
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Question:
What do lymphatic vessels rely on??
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Answer:

Stretching of the vessels to open valves that allow one directional flow for
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lymph




Question:
Where does lymph come from??
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Answer:

from blood that is forced out of capillaries and is not reabsorbed
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Question:

, What does lymph contain??
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Answer:

macrophages, hormones, bacteria, viruses, cellular debris, cancer cells
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Question:

Lymphatic flow can also be produced by what??
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Answer:

Skeletal muscle pumps
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Question:

What are interferons??
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Answer:
When certain cells (especially leukocytes) are infected with viruses, they
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secrete interferon proteins
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Question:

What do interferons do??
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Answer:

alert neighboring cells and protect them from becoming infected
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