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PLTW Biomedical Science Chapter 1 Test with complete solutions $10.49   Add to cart

Exam (elaborations)

PLTW Biomedical Science Chapter 1 Test with complete solutions

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  • Course
  • Biomedical Science
  • Institution
  • Biomedical Science

biomedical science the application of the principles of the natural sciences, especially biology and physiology, to clinical medicine control group the group in an experiment where the independent variable being tested is not applied so that it may serve as a standard for comparison agains...

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  • August 31, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Biomedical Science
  • Biomedical Science
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PLTW Biomedical Science Chapter 1 Test
with complete solutions




biomedical science - ANSWER- the application of the principles of the natural
sciences, especially biology and physiology, to clinical medicine

control group - ANSWER- the group in an experiment where the independent
variable being tested is not applied so that it may serve as a standard for
comparison against the experimental group where the independent variable is
applied

dependent variable - ANSWER- the measurable effect, outcome, or response in
which the research is interested

experiment - ANSWER- a research study conducted to determine the effect that
one variable has upon another variable

forensic science - ANSWER- the application of scientific knowledge to questions
of civil and criminal law

hypothesis - ANSWER- clear prediction of the anticipated results of an
experiment

independent variable - ANSWER- the variable that is varied or manipulated by the
researcher

negative control - ANSWER- control group where conditions produce a negative
outcome. Negative control groups help identify outside influences which may be
present that were not accounted for when the procedure was created.

personal protective equipment - ANSWER- specialized clothing or equipment,
worm by an employee for protection against infectious materials (as defined by
OSHA)

, positive control - ANSWER- group expected to have a positive result, allowing the
researcher to show that the experimental set up was capable of producing results

what are principles of biomedical science used for? - ANSWER- to investigate the
circumstances surrounding a mysterious death

what are experiments designed for? - ANSWER- to provide answers to testable
questions

what can be done at a crime scene of a mysterious death to help reconstruct what
happened? - ANSWER- collect evidence, interview, examine, sketch, photograph,
DNA sample, witnesses, finger prints, etc. recreate scene

How do the clues found at a scene of a mysterious death help investigators
determine what might have occurred and help identify or exonerate potential
suspects? - ANSWER- they might be able to tell them who was at the scene,
wounds on victim, run DNA on fingerprints or blood

How do scientists design experiments to find the most accurate answer to the
question they are asking? - ANSWER- scientific method:problem, hypothesis,
design experiment, procedure, analyze data, chart, conclusion,summary, next
steps

How are bloodstain patterns left at a crime scene used to help investigators
establish the events that took place during a crime? - ANSWER- they show which
angle and height the blood was dropped from, they help determine what
happened at the scene, like violence of death

crime scene search methods - ANSWER- link: no set pattern, evidence leads to
where they go next
line (strip): used on large, outdoor scenes, members are arranged at regular
intervals then search along straight lines
grid:used on large, outdoor scenes,follow first line pattern then realign on the
other line pattern
zone:scenes with defined zones, houses, buildings, each assigned a small zone
spiral:no physical barriers, water, outward or inward
wheel/ray:small, circular scenes, start at a critical point and travel out along
straight lines

structure of hair (layers) - ANSWER- cuticle is outermost

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