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for the Advanced Practice Nurse questions
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with answers |\
Which type of genetic disease affects males more
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frequently than females? - CORRECT ANSWERS ✔✔Sex- |\ |\ |\ |\ |\ |\
Linked recessive. Since males only have one X and one Y,
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if the affected chromosome has the illness, it will be
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expressed.
In which two conditions are chromosomal abnormalities
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the leading known cause? - CORRECT ANSWERS
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✔✔Intellectual disability and fetal miscarriage. |\ |\ |\ |\ |\
Chromosome abnormalities are the leading known cause |\ |\ |\ |\ |\ |\ |\
of intellectual disability and fetal miscarriage.
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What are three examples of prenatal diagnostic studies? -
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CORRECT ANSWERS ✔✔Chorionic villus sampling (CVS),
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amniocentesis, and preimplantation genetic testing (PGT) |\ |\ |\ |\ |\ |\
are examples of prenatal diagnostic studies and are
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performed in vitro. CVS is a form of genetic testing that
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provides genetic information found in utero and is usually
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performed between weeks 11 and 14 of pregnancy. An
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amniocentesis is a form of genetic testing that evaluates |\ |\ |\ |\ |\ |\ |\ |\ |\
amniotic fluid and is usually performed during the second
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trimester, between weeks 15 and 20 of pregnancy. PGT is
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performed on the embryo prior to implantation. |\ |\ |\ |\ |\ |\
,Which genetic disorder is characterized by the presence
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of a zygote having one chromosome with a normal
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complement of genes and one chromosome with a |\ |\ |\ |\ |\ |\ |\ |\
missing gene? - CORRECT ANSWERS ✔✔Cri du chat
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syndrome (translated as "cry of the cat") is caused by a|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
DNA deletion. This term describes the cry often heard
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from a baby affected by the syndrome. Cri du chat
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syndrome can present as a microcephalic, low birth- |\ |\ |\ |\ |\ |\ |\
weight baby with a piercing cry.
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How can an X-linked recessive disease skip generations? -
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CORRECT ANSWERS ✔✔The disease can be transmitted
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through female carriers. |\ |\
Since females have two copies of the X chromosome, the
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mother may provide an unaffected X to a daughter or son.
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Furthermore, a daughter may not show signs of the
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disease because she has the other X (the only X the
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father can give to a female) to cancel it out.
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Which type of risk is referred to as the ratio of the
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disease rate among the entire population to the disease
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rate in an unexposed population? - CORRECT ANSWERS
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✔✔Relative risk is a ratio of probability, not an actual |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
occurrence of disease. |\ |\
What are the empirical risks for most multifactorial
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diseases based on? - CORRECT ANSWERS ✔✔Many factors
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from lifestyle to genetics affect multifactorial diseases.
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Observation and evaluation of each case individually |\ |\ |\ |\ |\ |\ |\
provides the most thorough and accurate assessment.
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,What refers to the silenced gene of a gene pair. -
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CORRECT ANSWERS ✔✔The imprinted gene is the silent
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gene of a gene pair.|\ |\ |\ |\
What is the primary reason that some older adults have
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impaired inflammation and wound healing? - CORRECT
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ANSWERS ✔✔The underlying chronic illness exists. |\ |\ |\ |\ |\
A generalized inflammatory response seen in chronic
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illness depletes the body's reserves to fight against
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illness.
Which cells are the body's primary defense against
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parasite invasion? - CORRECT ANSWERS ✔✔Eosinophils
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are the body's primary defense against parasites.
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What Phagocytes bacteria? - CORRECT ANSWERS
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✔✔Macrophages work by eating or phagocytosing |\ |\ |\ |\ |\ |\
bacteria.
What is the first response to a foreign pathogen? -
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CORRECT ANSWERS ✔✔Helper T cells |\ |\ |\ |\
Which characteristic is the most important determinant of
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immunogenicity when considering the antigen? -
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CORRECT ANSWERS ✔✔Immunogenicity is primarily based
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on the ability to recognize something foreign.
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, How are erythrocytes destroyed when mismatched blood
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is administered, causing an ABO incompatibility? -
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CORRECT ANSWERS ✔✔The complement pathway is |\ |\ |\ |\ |\ |\
activated in response to blood incompatibility. |\ |\ |\ |\ |\
What is the hypersensitivity reaction that causes atopic
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dermatitis? - CORRECT ANSWERS ✔✔An immediate (type I) |\ |\ |\ |\ |\ |\ |\
hypersensitivity reaction causes atopic dermatitis.
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Which four infections are considered fungal infections? -
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CORRECT ANSWERS ✔✔Infection with a fungus is called |\ |\ |\ |\ |\ |\ |\ |\
mycosis and includes dermatophytes (e.g., tineas, which
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refers to several skin mycoses, including ringworm and
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athlete's foot) and yeasts, which include candida and |\ |\ |\ |\ |\ |\ |\ |\
aspergillus.
When is the earliest after sexual transmission of HIV that
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lab results can detect infection? - CORRECT ANSWERS
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✔✔Lab testing can detect HIV RNA 4 to 10 days after
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sexual transmission, whereas HIV antibody testing may
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take 23 to 90 days to result in a positive test. Repeat
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testing may be needed to rule out a false negative test
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due to testing too soon after exposure, especially if a
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high likelihood of exposure is suspected.
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What is a characteristic of exotoxins? - CORRECT
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ANSWERS ✔✔Exotoxins are released during bacterial |\ |\ |\ |\ |\ |\
growth.