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WorksheetsPLTW Biomedical Innovation Exam
Total questions: 25
Worksheet time: 13mins
What is the first step in the engineering design process?
Build a prototype
Define the problem
Test and evaluate
Communicate results
Which team member would most likely design the floorplan for the ER?
Clinical technician
Epidemiologist
Biomedical engineer
Radiologist
Which of the following is a reliable source when conducting scientific research?
Wikipedia
Peer-reviewed journal
Blog post
YouTube video
In the context of scientific data, what does it mean to 'triangulate' findings?
Confirm the hypothesis using three angles
Use multiple sources or methods to verify data
Adjust the data set to fit expected outcomes
Compare three unrelated studies
Which system is primarily responsible for oxygen transport in the body?
Digestive system
Circulatory system
Nervous system
Endocrine system
Which variable is manipulated by the researcher in an experiment?
Dependent
Control
Independent
Confounding
What drives innovation in the biomedical field?
Profit and politics
Identified health needs and scientific research
Trends in technology alone
Fashion and design preferences
Which of the following is an example of an assistive device?
MRI scanner
Cochlear implant
Ultrasound
PET scanner
What is the purpose of a technical brief in a design project?
To summarize background, purpose, and specifications
To serve as a promotional ad
To replace blueprints
To record financial data
Which of the following is an example of user-centered design?
Using expensive materials
Considering patient comfort and needs
Reducing staff size
Prioritizing aesthetics over function
Which of the following is considered an environmental exposure?
Lead in drinking water
Sodium in snacks
Cell phone use
Regular exercise
What is the first step in a public health investigation?
Define the problem
Create a treatment plan
Deploy a vaccine
Identify the vector
Which agency is primarily responsible for managing disease outbreaks in the U.S.?
WHO
CDC
FDA
EPA
Which of the following represents a public health intervention?
Conducting surgery
Selling medications
Promoting handwashing campaigns
Running a pharmacy
What is herd immunity?
Immunity in farm animals
Community protection through high vaccination rates
Shared antibiotic resistance
Genetic immunity passed to children
Which role would develop health policies for disease control?
Nurse practitioner
Epidemiologist
EMT
Biochemist
What is the purpose of using restriction enzymes in genetic engineering?
Replicate DNA
Cut DNA at specific sequences
Synthesize mRNA
Deliver proteins
Which technique is used to separate DNA fragments by size?
Gel electrophoresis
Western blot
Centrifugation
Mass spectrometry
Which professional performs a forensic autopsy?
EMT
Pathologist
Phlebotomist
Paramedic
Which section of a scientific poster summarizes findings and next steps?
Title
Conclusion
Introduction
Methodology
Why is informed consent important in research?
It ensures funding is approved
It respects participants' autonomy and rights
It allows researchers to skip IRB review
It removes the need for peer review
Which of the following improves the credibility of a scientific claim?
Anecdotal evidence
Peer-reviewed studies
Social media polls
Emotional appeals
In project presentations, what is the best way to show data trends?
Tables only
Graphs and charts
Paragraphs
Hand drawings
Which skill is most important for a successful BI presentation?
Communicating scientific ideas clearly
Wearing a lab coat
Memorizing slides
Asking audience questions only
What is a control group in an experiment used for?
To serve as a baseline for comparison
To test the independent variable
To hold results constant
To increase sample size
