What is the best educational objective for teaching simple repair of instruments?

The most effective educational objective for teaching simple repair of instruments is centered on the capability to repair 9 of 10 machine malfunctions. This choice emphasizes a hands-on and practical approach to learning, which is essential in a technical field like blood banking.

Repairing malfunctions not only requires understanding how machines work but also involves skills in troubleshooting and applying corrective measures. This goal directly aligns with the desired outcome of skill acquisition in a laboratory setting. Being able to perform repairs means that learners not only recognize issues but also take the necessary steps to resolve them, demonstrating a deeper level of competence and confidence in managing equipment.

In contrast, while explaining, recognizing, or answering questions about malfunctions may contribute to theoretical knowledge, they do not ensure that learners can effectively apply what they've learned in practical scenarios. The ability to repair emphasizes an actionable outcome that is critical for professionals working in environments where instrument functionality is essential for patient safety and quality of lab results.