PLTW - MEDICAL INTERVENTIONS FINAL EXAM
STUDY GUIDE QUESTIONS WITH VERIFIED
ANSWERS
What is a medical intervention? - correct-answer -Any measure whose purpose is
to improve health or alter the course of a disease
What are the main categories of interventions that function to maintain human
health? - correct-answer -Treatments, Diagnostics and Equipment
What are SNPs? - correct-answer -(Single nucleotide polymorphisms) One base-
pair variation in the genome sequence
How can restriction enzymes and electrophoresis be used to identify SNPs and
determine genotype? - correct-answer -Restriction enzymes cut the DNA at a
specific sequence and gel electrophoresis separates the fragments by size. By
looking at the control, you will be able to determine the genotype
What medical interventions and lifestyle modifications can help a pregnant
woman have a healthy pregnancy? - correct-answer -1. Take Folic Acid vitamin
, 2
2. Avoid alcohol and drugs
3. Decrease stress
What can amniocentesis and chorionic villus sampling tell a couple about their
developing fetus? - correct-answer -1. Genetic abnormalities
2. Congenital Defects
Antibody - correct-answer -An antigen-bonding immunoglobulin, produces by B
cells, that functions as the effector in an immune response
Antigen - correct-answer -A foreign macromolecule that does not belong to the
honest organism and elicits an immune response
Bioinformatics - correct-answer -The collection, classification, storage, and analysis
of biochemical and biological information using computers especially as applied in
molecular genetics and genomics.
Concentration - correct-answer -A measurement of how much solute exists within
a certain volume of solvent
, 3
ELISA (enzyme-linked immunosorbent assay) - correct-answer -A quantitative in
vitro test for an antibody or antigen in which the test material is absorbed on a
surface and exposed either to a complex of an enzyme linked to an antibody
specific for the antigen or an enzyme linked to an anti-immunoglobulin specific for
the antibody followed by reaction of the enzyme with a substrate to yield a
colored product corresponding to the concentration of the test.
What is an enzyme? - correct-answer -A substance produced by a living organism
that acts as a catalyst to bring about a specific biochemical reaction.
Genome - correct-answer -The complement of an organism's genes; an organism's
genetic material
Outbreak - correct-answer -A sudden rise in the incidence of a disease
Pathogen - correct-answer -A specific causative agent of disease
What is a primer? - correct-answer -A short segment of DNA that acts as the
starting point for a new strand