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Biology Sample Quiz

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Questions and Answers

Explain the difference between serum and plasma in biological samples.

Plasma is the liquid portion of the blood that remains when clotting is prevented with the addition of an anticoagulant, while serum is the liquid that remains after the blood has clotted.

What are the types of biological samples mentioned in the text?

The types of biological samples mentioned in the text are blood, urine, stool, sputum, broncho-alveolar lavage, exhaled air, tissues, hair, nail clipping, and others.

How does sample collection, labeling, processing, storage, and transportation affect the results of laboratory tests?

Sample collection, labeling, processing, storage, and transportation can affect the results of laboratory tests.

What are the objectives of the laboratory tests mentioned in the text?

The text does not explicitly mention the specific objectives of the laboratory tests. Signup and view all the answers

What method is used for the preparation of biological samples mentioned in the text?

The text does not explicitly mention the method used for the preparation of biological samples. Signup and view all the answers

What is the difference between serum and plasma in biological samples?

Serum is the liquid that remains after the blood has clotted, while plasma is the liquid that remains when clotting is prevented with the addition of an anticoagulant. Signup and view all the answers

List three examples of biological samples mentioned in the text other than blood, urine, and stool.

Sputum, Broncho-alveolar lavage, Exhaled air Signup and view all the answers

How does the method of preparation differ for serum and plasma in biological samples?

Serum is obtained after allowing the blood to clot and then removing the clot, while plasma is obtained by preventing clotting with the addition of an anticoagulant. Signup and view all the answers

What are the potential effects of sample collection, labeling, processing, storage, and transportation on the results of laboratory tests?

These factors may affect the integrity and quality of the biological samples, leading to inaccurate test results. Signup and view all the answers

Name two types of tubes used in blood sample collection and mention their respective uses.

Types of tubes: EDTA tubes (for whole blood testing), Serum separator tubes (for serum testing) Signup and view all the answers

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