WGU D115 Objective Assessment Final Exam Newest
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Which type of genetic disease affects males more
frequently than females? - Answer-Sex-Linked recessive.
Since males only have one X and one Y, if the affected
chromosome has the illness, it will be expressed.
In which two conditions are chromosomal abnormalities
the leading known cause? - Answer-Intellectual disability
and fetal miscarriage. Chromosome abnormalities are the
leading known cause of intellectual disability and fetal
miscarriage.
What are three examples of prenatal diagnostic studies? -
Answer-Chorionic villus sampling (CVS), amniocentesis,
and preimplantation genetic testing (PGT) are examples of
prenatal diagnostic studies and are performed in vitro.
CVS is a form of genetic testing that provides genetic
information found in utero and is usually performed
between weeks 11 and 14 of pregnancy. An amniocentesis
is a form of genetic testing that evaluates amniotic fluid
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and is usually performed during the second trimester,
between weeks 15 and 20 of pregnancy. PGT is
performed on the embryo prior to implantation.
Which statement is true regarding ultraviolet (UV) light?
The degree of damage is not affected by the light's
wavelength. - Answer-UV light causes basal cell
carcinoma and squamous cell carcinoma when the UVB
rays hit DNA strands, causing thymine base pairs that are
side by side to pair together, becoming thymine dimers.
These thymine dimers lead to cell death or cancer.
Which cancer does exercise have a convincing impact on
reducing? - Answer-Exercise-induced myokines cause
apoptosis of colon cancer cells.
Low healthcare literacy is recognized as a major risk factor
in blood pressure control and has been shown to have
adverse effects on health outcomes.
true or false - Answer-TRUE
By providing patient education at the appropriate literacy
level, improved health outcomes may result.
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One of the goals of the National Action Plan to Improve
Health Literacy is to incorporate research and evidence-
based plans of treatment from childhood through
university-level education in a manner consistent with an
individual's literacy level.
True or false - Answer-True
Ensuring the individual can understand all elements of a
treatment plan is crucial for understanding and
compliance.
What is a red flag for low healthcare literacy? - Answer-
Low literacy often leads to perceived noncompliance to
medical instructions, including medication instructions.
Ensuring the patient fully understands all instructions is
critical for understanding.
Amniocentesis is recommended for pregnant women with
certain health histories.
Which health history would result in an amniocentesis
recommendation? - Answer-Those who have a family
history of genetic disorders
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Studies have identified several genes that play a role in
the prevention of obesity.
What do these genes influence? - Answer-Regulation of
appetite-Research has shown that genetic mutations may
cause alterations in the regulation of appetite.
Which concept is data reporting that sickle cell disease
affects approximately 1 in 600 black Americans an
example of? - Answer-Prevalence tells us how often
disease is seen in a population, which includes all people
with the disease at a given time, at any stage in the
disease progression.
Which genetic disorder is characterized by the presence of
a zygote having one chromosome with a normal
complement of genes and one chromosome with a
missing gene? - Answer-Cri du chat syndrome (translated
as "cry of the cat") is caused by a DNA deletion. This term
describes the cry often heard from a baby affected by the
syndrome. Cri du chat syndrome can present as a
microcephalic, low birth-weight baby with a piercing cry.
How can an X-linked recessive disease skip generations?
- Answer-The disease can be transmitted through female
carriers.