After Completing an Antibody Screen Using the Gel Testing Method

question 21

Multiple Choice

After completing an antibody screen using the gel testing method, results after centrifugation yield a pellet of unagglutinated cells at the bottom of the microtube and a thin layer of cells at the top gel column. This situation commonly indicates:

• A) a cold agglutinin.
• B) a warm autoantibody.
• C) that fibrin from serum that has not clotted completely.
• D) a contaminated patient specimen.

Distinguish between inductive and deductive arguments and their implications for the truth of conclusions.

Understand the purpose of argumentation in persuading others.

Evaluate the quality of explanations and understand that not all explanations are equally valid.

Recognize the importance of being open to counterarguments and the potential need to revise one's beliefs.

---

Definitions:

Series Circuit

An electrical circuit in which components are connected end-to-end, so the current flows through each component sequentially.

Electrically Neutral

A state where an object or system has no net electrical charge and is not influenced by external electric fields.

Positive Charge

An electrical condition resulting from a deficit of electrons on an atom or molecule, leading to a net positive electric charge.

Series-parallel

A circuit configuration that combines elements in both series and parallel to achieve desired electrical characteristics.