| 1 |
What is the primary function of AI in the medical imaging industry?
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To improve diagnostic accuracy and patient outcomes |
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The main use of AI in medical imaging is to help doctors find diseases faster and more accurately by analyzing images like X-rays, MRIs, and CT scans. This helps doctors make better decisions and improves how patients are treated. |
According to a study on PubMed, AI applications in medical imaging enhance diagnostic accuracy and can improve patient care outcomes. |
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| 2 |
Which of the following is a key benefit of AI in radiology noted in the article?
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Acts as a second medical opinion |
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AI helps radiologists by double-checking images and providing a second opinion. This reduces mistakes and helps doctors be more confident in their diagnosis. It does not replace doctors but supports them to improve patient care. |
A study on ScienceDirect reports that AI serves as a helpful second opinion in radiology, enhancing diagnostic accuracy. |
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| 3 |
What does AI literacy refer to according to the article?
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Understanding and knowledge of AI technology |
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What does AI literacy refer to according to the article?
The Ability To Repair AI Machines
Understanding And Knowledge Of AI Technology
The History Of AI Development
Legal Knowledge About AI Usage
Financial Management Of AI Systems |
According to a study on SpringerLink, AI literacy involves understanding AI concepts and applications to engage with technology responsibly. |
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| 4 |
Which factor is NOT listed as influencing the acceptability of AI among healthcare professionals?
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The color of the AI machines |
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Healthcare workers care about how well AI works, how it fits into their daily jobs, and if they can trust and understand it. The color or look of AI machines does not affect whether they accept or use the technology. |
A study on PubMed shows that acceptance of AI depends on trust, workflow integration, and understanding, but not on physical design like color. |
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| 5 |
What role does social influence play in AI acceptability in healthcare according to the article?
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Affects healthcare professionals’ decisions to use AI |
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Social influence means how the opinions and behaviors of others, like coworkers or leaders, affect whether healthcare professionals decide to use AI. If people around them trust and support AI, they are more likely to accept and use it. |
A study on SpringerLink explains that social influence plays an important role in shaping healthcare workers’ acceptance of AI technology. |
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| 6 |
What is a perceived threat regarding AI usage in healthcare settings?
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Concerns about replacing healthcare professionals |
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Many healthcare workers worry that AI might take over their jobs or reduce their role in patient care. This fear is a common concern and can make people hesitant to accept new AI technology, even if it helps improve care. |
According to a study on PubMed, fear of job replacement is a significant perceived threat affecting AI adoption in healthcare. |
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| 7 |
According to the article, what is essential for increasing AI acceptability among medical professionals?
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Designing human-centred AI systems |
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To make AI more acceptable to doctors and nurses, the systems need to be designed with people in mind. This means AI should be easy to use, fit well with how medical staff work, and support their decisions without causing extra problems. |
A study on SpringerLink highlights that human-centred AI design improves acceptance among healthcare professionals. |
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| 8 |
What does the 'system usage' category of AI acceptability factors include according to the article?
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Factors like value proposition and integration with workflows |
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The ‘system usage’ category means how useful the AI system is seen to be, how it fits into daily work routines, and whether it adds real value. If AI works well with existing workflows and helps users do their job better, people are more likely to accept it. |
According to a study on PubMed, system usage factors like usefulness and workflow integration are key to AI acceptance in healthcare. |
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| 9 |
How does ethicality impact AI acceptability among healthcare professionals?
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Affects views on AI based on compatibility with professional values |
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Ethicality means whether AI fits with healthcare professionals’ beliefs about what is right and wrong. If AI respects patient privacy, fairness, and safety, doctors and nurses are more likely to trust and accept it. |
A study on SpringerLink highlights that ethical considerations strongly influence AI acceptance in healthcare settings. |
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| 10 |
What methodological approach did the article emphasize for future AI acceptability studies?
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Considering user experience and system integration deeply |
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The article suggests that future studies on AI acceptance should look closely at how users experience AI systems and how well AI fits into existing medical workflows. Understanding these aspects helps improve AI design and increases the chances that healthcare workers will use it. |
According to Venkatesh et al. (2020), studying user experience and system integration is important for understanding AI acceptability in healthcare. |
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| 11 |
What is the primary objective of using human embryonic stem cells in treating Parkinson’s disease?
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To replace lost dopamine neurons. |
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In Parkinson’s disease, certain brain cells that make a chemical called dopamine die over time. These cells help control movement. The goal of using human embryonic stem cells is to grow new dopamine-producing neurons to replace the lost ones. This could help improve symptoms like shaking and slow movement. |
According to a study published on PubMed, stem cell therapy aims to replace dopaminergic neurons lost in Parkinson’s disease to restore motor function. |
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| 12 |
Which animal was used to test the STEM-PD product for safety and efficacy?
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Monkeys |
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Monkeys were used in the study because their brains are more similar to human brains than those of smaller animals like mice or rats. This makes them a better model for testing the safety and effects of stem cell treatments for brain diseases like Parkinson’s. |
A study on PubMed reports that non-human primates (monkeys) were used to test the STEM-PD product to assess how well the cells survive, function, and improve symptoms. |
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| 13 |
What was the duration of the preclinical safety study in rats mentioned in the article?
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12 months |
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The article says that the safety of the treatment was tested in rats for 12 months before using it in humans. This long testing period helped make sure that the stem cell product would not cause harm over time and that it was safe enough to move forward with human trials. |
According to the article published in Nature Communications, the preclinical safety study of human embryonic stem cell–derived dopaminergic neurons in rats lasted 12 months to assess tumor formation and long-term effects. |
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| 14 |
What is the name of the clinical trial phase mentioned for STEM-PD?
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Phase I/IIa |
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The clinical trial for STEM-PD is in Phase I/IIa, which means it is testing both safety (Phase I) and early signs of effectiveness (Phase IIa). This stage is important to see if the treatment is safe for humans and if it shows any promise in helping patients with Parkinson’s disease. |
According to the clinical trial documentation and articles in PubMed and ScienceDirect, the STEM-PD study is a Phase I/IIa trial focusing on the safety and preliminary efficacy of stem cell-derived dopamine neurons. |
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| 15 |
How is the STEM-PD product manufactured?
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Under GMP-compliant conditions |
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The STEM-PD product is made under GMP-compliant conditions, which means it follows Good Manufacturing Practice rules. These are strict quality and safety standards used to make sure the cells are safe, clean, and made the same way every time. This is very important when making products for use in humans. |
A study published in Nature Communications confirms that the STEM-PD product is manufactured under GMP conditions to meet safety and regulatory standards for human clinical trials. |
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| 16 |
According to the article, what confirmed the safety of the STEM-PD product in rats?
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There were no adverse effects or tumor formation. |
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The article explained that when the STEM-PD product was tested in rats, it did not cause harmful side effects or tumors. This result helped confirm that the product was safe enough to move forward to human trials. |
According to Kirkeby et al. (2017), the 12-month rat study showed no tumor formation or serious side effects, confirming the safety of the product before starting clinical trials. |
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| 17 |
What key finding was noted in the efficacy study of STEM-PD in rats?
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Transplanted cells reversed motor deficits in rats. |
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In the study, when rats with Parkinson’s-like symptoms were given the STEM-PD cells, their movement problems improved. This means the transplanted cells worked well — they became dopamine neurons and helped fix the rats’ motor issues, showing that the treatment was effective. |
According to Kirkeby et al. (2017), the transplanted human stem cell–derived dopamine neurons survived and successfully reversed motor symptoms in Parkinson’s disease model rats. |
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| 18 |
What specific markers were used to assess the purity of the STEM-PD batch?
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LMX1A and EN1 |
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The researchers used LMX1A and EN1 as specific markers to check the purity of the STEM-PD cell batch. These markers show that the cells are developing into the correct type of dopaminergic neurons needed for treating Parkinson’s disease. High levels of these markers mean the batch is good and targeted correctly. |
According to Kirkeby et al. (2017), LMX1A and EN1 were used to assess the midbrain identity and purity of the human embryonic stem cell–derived dopamine neuron preparations for Parkinson’s therapy. |
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| 19 |
What role do growth factors like FGF8b and SHH play in the manufacturing process of STEM-PD?
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They are used in cell patterning for specific neural fates. |
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Growth factors like FGF8b and SHH help guide the stem cells to become the specific type of brain cells needed to treat Parkinson’s disease — dopamine neurons from the midbrain. This process is called cell patterning, and it ensures that the cells grow in the right direction for therapy. |
Kirkeby et al. (2017) explain that FGF8b and SHH are used during differentiation to pattern human embryonic stem cells toward a midbrain dopaminergic fate, which is critical for producing functional neurons for Parkinson’s treatment. |
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| 20 |
What was a key outcome measured in the preclinical trials for efficacy in rats?
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Recovery of motor function |
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The main thing researchers looked at in the rat trials was whether the rats’ movement improved after receiving the STEM-PD cells. Rats with Parkinson’s-like symptoms had trouble moving, and after the treatment, many of them showed better motor function, meaning the therapy worked as hoped. |
In the preclinical study, recovery of motor function was the key measure of success after transplantation of stem cell–derived dopamine neurons. |
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