| 1 |
How might using gold nanoparticles in electrochemical sensors enhance early-stage disease detection?
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2. By increasing surface interactions for more accurate biomarker capture |
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Simultaneous detection of multiple DNA sequences, biomarkers |
Table 5. Details on various multiplexing techniques, the materials used, and their applications for detecting multiple analytes. |
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| 2 |
Which of the following best explains how label-free electrochemical sensors support point-of-care medical diagnostics?
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2. They require labeling agents to function outside the lab |
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It allow for quicker and simpler measurements without the need for extensive sample preparation. |
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| 3 |
Why is electrochemical transduction considered advantageous over optical transduction in medical diagnostic sensors?
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2. It is more compatible with smartphone integration for remote analysis |
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| 4 |
Which action would most effectively increase specificity in a sensor designed to detect a single disease biomarker?
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3. Functionalizing the electrode with disease-specific aptamers |
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The target biomaker and not other molecules. |
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| 5 |
In a scenario where a sensor must detect ultra-low concentrations of a cancer biomarker, which modification is most critical?
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3. Incorporating nanostructures to increase surface-to-volume ratio |
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The goal is to detect ultra-low concentrations of a cancer biomaker. |
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| 6 |
Why might two electrochemical sensors using the same nanomaterial produce inconsistent results?
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3. Variations in nanomaterial synthesis affect structural uniformity |
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| 7 |
Which characteristic makes nanotechnology-based electrochemical sensors especially suitable for wearable medical devices?
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3. They allow miniaturization without losing sensitivity |
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1. They change colors with time
2.they are visibly unaffected by temperature
3.they allow miniaturization
4.they self-destruct after use |
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| 8 |
What would likely happen if the bioreceptor layer is poorly immobilized on the sensor surface?
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3. Target biomolecules may not bind effectively, leading to weak or inaccurate signals |
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| 9 |
Which modification would most directly enhance electron transfer in the sensor system?
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2. Incorporating carbon nanotubes on the electrode surface |
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The electrode surface increase the surface area, providing more site for electron transfer reaction. |
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| 10 |
How can digital sensing technologies best support personalized cancer care?
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2. By collecting real-time data on patient-specific symptoms and responses |
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| 11 |
If a clinician needs to monitor fatigue and motion in cancer patients at home, which device should be prioritized?
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2. Smart accelerometers in wearables |
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| 12 |
Why is combining sensor data with patient-reported outcomes (PROs) important in digital cancer care?
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3. It allows a holistic understanding of patient experience |
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This integration provides a richer, more nuanced picture of the patient health status. |
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| 13 |
A hospital invested in wearable digital monitoring but received low engagement from patients. Which of the following is most likely a contributing factor?
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3. Low digital health literacy among patients |
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| 14 |
Which future trend is most aligned with the development of emerging digital cancer platforms?
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2. Creation of pocket-sized biosensing tools integrated with smartphones |
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| 15 |
How can real-time symptom monitoring positively affect treatment decisions?
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3. By enabling rapid intervention before major deterioration |
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Enabling intervention before major deterioration is a key benefit. |
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| 16 |
Which technology is best suited to detect rare cancer biomarkers with high precision?
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1. Digital ELISA |
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| 17 |
Why is collaboration between data scientists and clinicians essential in digital oncology platforms?
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3. Data insights require clinical validation for real-world use |
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Ensure that data-driven insight are clinically relevant and effectively |
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| 18 |
Which outcome is most likely when cancer patients actively use digital health tools to track their condition?
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2. They engage more actively in shared treatment decisions |
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Using digital tools can empower patients, making them more involve in their healthcare. |
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| 19 |
A research team is developing a highly selective electrochemical sensor for detecting cancer biomarkers in blood. Based on the diagram, which combination of nanoparticle properties would most likely enhance both specificity and signal sensitivity?
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3. Cube-shaped particles with no surface modification |
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| 20 |
A hospital is planning to adopt a single digital sensing platform to support a wide range of diagnostic applications. Based on the image, which of the following most justifies this decision?
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2. One platform can be customized to detect toxins, cancer biomarkers, and heavy metals using interchangeable biorecognition elements |
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This flexibility allows for a comprehensive approach to diagnostics, accommodating multiple testing needs within a single platform. |
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