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Biomedical Measurement Theories: Chapter 2 of SEBB 3043

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Biomedical Measurement Theories: Chapter 2 of SEBB 3043

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Questions and Answers

What is essential to obtain valid measurements from a living human being?

Deep understanding of the subject being measured (correct)

Knowledge of the environmental factors affecting the measurement

Familiarity with the measurement instrument

Familiarity with the biological systems of the human body

At which levels can measurements of the human body be made?

Only at the subsystem level

Only at the functional system level

Only at the cellular level

At all levels of functional systems and subsystems (correct)

What types of systems can be found within the human body?

Only physical and mechanical systems

Only magnetic and dynamical systems

Biological, chemical, electrical, thermal, and many other types of systems (correct)

Only biological and chemical systems

What is the purpose of a multilevel control system and communication network in the human body?

To organize individual systems to perform complex functions Signup and view all the answers

What is required for measurements in the medical field?

Specially designed instruments with an appropriate degree of sophistication Signup and view all the answers

What is an example of a measurement made in the medical field?

Electrocardiogram and measurement of temperature Signup and view all the answers

What type of measurement is made on or within a living organism?

In vivo Signup and view all the answers

What type of data is represented by numbers?

Quantitative data Signup and view all the answers

What is the purpose of a case-control study in medical research?

To compare individuals with or without a disease Signup and view all the answers

What is the primary purpose of a primary standard in measurement?

To serve as a reference point for national standards Signup and view all the answers

What type of measurement involves comparing a calibrated source to an unknown measurand and adjusting one until the difference is zero?

Null measurement Signup and view all the answers

What is the term for the most typical value or most expected value in a collection of numerical data?

Average Signup and view all the answers