200,000,000,000-put into scientific notation correct answers 2*10^11
You're a construction engineering and one of your responsibilities is to estimate and schedule
construction workers to complete projects. You've been given the job to frame a house and you
know that 30 men can complete the job in 12 days if the number of working hours per day is 8.
However, you only have a construction crew of 24 workers and your contract requires that you
complete the framing in 10 days. If the job is to be completed in 10 days with 24 workers, what
will be the working hours per day? correct answers 12
You are a civil engineer who is responsible for building a new road. As a part of the road-
building project, you must construct a concrete intersection where the new road will cross an
existing road. Concrete can be made by mixing cement, sand, and gravel in the ratio 3:6:8. How
much gravel is needed to make 850 cubic meters of concrete? correct answers 400
8,789,000,000-put into scientific notation correct answers 8.789*10^9
0.000008155-put into scientific notation correct answers 8.155*10^-6
Engineering Design Step 1 correct answers Identify the need
Engineering Design Step 2 correct answers Research the problem
Engineering Design Step 3 correct answers Brain Storm Solutions
Engineering Design Step 4 correct answers Select a promising solutions
Engineering Design Step 5 correct answers Build a Prototype
Engineering Design Step 6 correct answers Test and evaluate protoype
Engineering Design Step 7 correct answers Redesign as needed
A car consumes 25.00 gallons of fuel when driving a distance of 400.0 km. How many gallons
will it consume when driving 250.0 miles?
Note: There are 5280 feet in one mile. There are 3.2 feet in one meter. correct answers 25.7812
What sensors are used for early detection of infection? correct answers sensors targeting bacteria
temperature sensors
pH sensors
What are signs of advanced infection of a wound during the healing process? correct answers
Swelling
, Strong Odor
Pain
True or False. The conclusion of a lab report should include information about future directions
for research. correct answers True
What is critical to the wound healing process? correct answers moisture
Some fundamental rules of biomedical instrumentation? correct answers There should be
minimum disturbance to the physiologic system
The system should be as simple as possible.
The sensor must be in the range of the physiological variable
major components of an instrumentation system? correct answers Sensor
Measurand
Signal Conditioner/Signal Processor
Measurands such as ion concentration and temperature that change slowly can be sampled
correct answers infrequently
The encephalogram (EEG) is related to what organ system? correct answers Nervous System
What are the major concerns of the FDA? correct answers safety
efficacy
What category of FDA regulation has the highest risk? correct answers Class III Medical
Devices
examples of a Class II medical device correct answers x-ray machine
infusion pump
High risk devices or devices that have no predicate device must undergo a more strenuous
approval process that requires clinical trials. This approval is called correct answers premarket
approval (PMA)
Devices that similar to another device that is already on the market can undergo a more
streamlined regulatory clearance called correct answers 510K Premarket Notification
What are the whitish fibers that connect muscles to bones? correct answers Tendons
order that air passes through the respiratory system correct answers Nose
Throat
Trachea
Bronchiolies
Aveoli