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Hematologic System Functions Quiz

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Questions and Answers

Which blood cells are the first line of defense against microbial agents?

Platelets

Red blood cells

Lymphocytes

Neutrophils (correct)

What is the function of B cells and T cells in the body?

Preventing bleeding

Destroying foreign proteins (correct)

Enhancing oxygen delivery

Promoting platelet aggregation

What happens when the platelet count is low?

Improved oxygen delivery to cells

Enhanced clotting ability

Increased risk of spontaneous bleeding (correct)

Reduced risk of infection

Why does blood in older adults coagulate more easily?

Decreased platelet aggregation Signup and view all the answers

What can cause anemia according to the text?

Nutritional deficiencies Signup and view all the answers

What diagnostic test can help identify many blood disorders?

Complete blood count (CBC) Signup and view all the answers

What is the primary goal of care for patients with a blood disorder according to the text?

Preventing infection and conserving energy Signup and view all the answers

What is the purpose of bone marrow aspiration?

To diagnose various blood disorders Signup and view all the answers

What may cause blood dyscrasias according to the text?

Drugs, radiation, or toxic substances only Signup and view all the answers

Why must patients with blood disorders be handled gently?

To prevent complications such as bleeding or infection Signup and view all the answers