CHS 200 QUIZZES QUESTIONS & ANSWERS
Treyvon constructed a pedigree for three generations of his family. He learned that his
parents, siblings, and grandparents all had heart-related diseases (high blood pressure,
heart attacks, obesity). What does this predict for Treyvon? - Answers - He has an
increased risk of developing a heart-related disease
Individuals who are heterozygous for a particular gene inherited identical alleles. -
Answers - False
What was the genetic disorder was implicated in the murder of the royal family of
Russia? - Answers - Hemophelia
What did Mendel decide was a good proxy for studying inheritance in people? -
Answers - Pea plants
Epigenetic modifications act through - Answers - It may affect the proteins that
surround and support DNA.
Match the disorder we discussed in class with the inheritance pattern.
Huntingtons Disease - Answers - autosomal dominants
BRCA mutation like what Emma Duncan had - Answers - autosomal dominants
Dwarfism - Answers - autosomal dominants
Sickle Cell anemia - Answers - autosomal recessive
color blindness - Answers - sex linked
hemophilia - Answers - sex linked
Cystic Fibrosis - Answers - autosomal recessive
Hemmingways cats toes - Answers - variable expressivity
Brittle Bone disease - Answers - incomplete dominance
How does alcohol cause hypoxia? - Answers - impairs placental-fetal blood flow
Match time period with the correct term. Use time periods presented in course materials
(they can vary a little depending on source)
Zygote - Answers - 0-10 days
Embryo - Answers - day 10-10 weeks
, Fetus - Answers - 10 weeks-delivery
Neonate - Answers - after delivery
Viability - Answers - after 24 weeks
induction - Answers - after 24 weeks
Start of pregnancy - Answers - up to 19 days before fertilization
End of first trimester - Answers - 13 weeks
abortion - Answers - before 24 weeks
Where in the female reproductive tract does alcohol disrupt cellular differentiation and
DNA protein synthesis? - Answers - placenta
At what stage (in weeks) in a fetus's development did thalidomide affect? - Answers -
Weeks 5-6
Which of Hills Postulates would address that there is no safe dose (threshold) for
alcohol while pregnant? - Answers - Strength of Association
Why is the range of estimates of FAS prevalence so wide with no national or concrete
statistics? - Answers - There is no active surveillance nor population based surveillance
system for FAS
If many research studies come to the same conclusion, which of Hills postulate does
this address? - Answers - Consistency
Relapse rates for drug addiction are greater than those of other well-characterized
chronic illnesses like diabetes, hypertension and asthma - Answers - False
Dopamine travels down the axon of the neuron to create feelings of euphoria - Answers
- False
A child is born with a brain with many more neurons than will be required and as the
child grows, these neurons are trimmed, based on what we need - based on our
environment - Answers - True
Eating: increases dopamine by 100% - Answers - false
Why is the area the brain that teenagers use for decision making sub optimal? -
Answers - it is emotion based
Treyvon constructed a pedigree for three generations of his family. He learned that his
parents, siblings, and grandparents all had heart-related diseases (high blood pressure,
heart attacks, obesity). What does this predict for Treyvon? - Answers - He has an
increased risk of developing a heart-related disease
Individuals who are heterozygous for a particular gene inherited identical alleles. -
Answers - False
What was the genetic disorder was implicated in the murder of the royal family of
Russia? - Answers - Hemophelia
What did Mendel decide was a good proxy for studying inheritance in people? -
Answers - Pea plants
Epigenetic modifications act through - Answers - It may affect the proteins that
surround and support DNA.
Match the disorder we discussed in class with the inheritance pattern.
Huntingtons Disease - Answers - autosomal dominants
BRCA mutation like what Emma Duncan had - Answers - autosomal dominants
Dwarfism - Answers - autosomal dominants
Sickle Cell anemia - Answers - autosomal recessive
color blindness - Answers - sex linked
hemophilia - Answers - sex linked
Cystic Fibrosis - Answers - autosomal recessive
Hemmingways cats toes - Answers - variable expressivity
Brittle Bone disease - Answers - incomplete dominance
How does alcohol cause hypoxia? - Answers - impairs placental-fetal blood flow
Match time period with the correct term. Use time periods presented in course materials
(they can vary a little depending on source)
Zygote - Answers - 0-10 days
Embryo - Answers - day 10-10 weeks
, Fetus - Answers - 10 weeks-delivery
Neonate - Answers - after delivery
Viability - Answers - after 24 weeks
induction - Answers - after 24 weeks
Start of pregnancy - Answers - up to 19 days before fertilization
End of first trimester - Answers - 13 weeks
abortion - Answers - before 24 weeks
Where in the female reproductive tract does alcohol disrupt cellular differentiation and
DNA protein synthesis? - Answers - placenta
At what stage (in weeks) in a fetus's development did thalidomide affect? - Answers -
Weeks 5-6
Which of Hills Postulates would address that there is no safe dose (threshold) for
alcohol while pregnant? - Answers - Strength of Association
Why is the range of estimates of FAS prevalence so wide with no national or concrete
statistics? - Answers - There is no active surveillance nor population based surveillance
system for FAS
If many research studies come to the same conclusion, which of Hills postulate does
this address? - Answers - Consistency
Relapse rates for drug addiction are greater than those of other well-characterized
chronic illnesses like diabetes, hypertension and asthma - Answers - False
Dopamine travels down the axon of the neuron to create feelings of euphoria - Answers
- False
A child is born with a brain with many more neurons than will be required and as the
child grows, these neurons are trimmed, based on what we need - based on our
environment - Answers - True
Eating: increases dopamine by 100% - Answers - false
Why is the area the brain that teenagers use for decision making sub optimal? -
Answers - it is emotion based
