NU 318 Genetics Test 2 With
Complete Solution
Why is a pedigree considered an "unstable" product?
A.
The person collecting the information may not be a genetics professional.
B.
Some family members may have lied about their reproductive history.
C.
The memories of older family members may be inaccurate.
D.
The health of living family members continues to evolve. - ANSWER D. The
health of living family members continues to evolve
Which issue is considered a "red flag" for the need for referral to a genetics
professional?
A.
A family history of both breast and colon cancer
B.
Myocardial infarction in several parents or grandparents older than 64 years
of age
,C.
The presence of brothers and sisters who do not resemble any known family
member
D.
The presence of neurodevelopmental disorders in one or more members of
the kindred - ANSWER D. The presence of neurodevelopmental disorders in
one or more of the kindred
When constructing a pedigree around a specific health problem, what is the
minimal number of generations needed to accurately assess the presence or
absence of a genetic factor in disease development?
A. 1
B. 2
C. 3
D. 4 - ANSWER C. 3
Marjory tells a nurse that she has three aunts with cancer. The two on her
father's side were diagnosed with breast and ovarian cancers at ages 42 and
36. She also has one aunt on her mother's side who was diagnosed with
breast cancer at age 70. Marjory asks if she should have genetic testing.
What should the nurse tell her?
A.
"Your family history indicates a high risk and you should definitely have
genetic testing."
B.
,"Because no men in your family are affected it is not inherited cancer, so you
don't need mammograms or any special screening practices."
C.
"Because your aunts were older when they got breast cancer it was probably
sporadic and you should just have regular mammograms like everyone else."
D.
"Your family history may indicate an increased risk for breast cancer, and a
genetic counselor could help determine whether you could benefit from
genetic testing." - ANSWER D. "Your family history may indicate an increased
risk for breast cancer, and a genetic counselor could help determine whether
you could benefit from genetic testing."
What term is used to describe the condition of a child who has several
dysmorphic features that are related to a single known genetic cause?
A.
Sequence
B.
Disruption
C.
Syndrome
D.
Malformation - ANSWER C. Syndrome
Which term is used to describe the condition of widely spaced eyes?
, A.
Hypertelorism
B.
Hypotelorism
C.
Hyperoculoci
D.
Hypo-oculoci - ANSWER A. Hypertelorism
Which characteristic or feature distinguishes a major anomaly from a minor
anomaly?
A.
Major anomalies affect tissue structure, and minor anomalies affect tissue
function.
B.
Minor anomalies affect tissue structure, and major anomalies affect tissue
function.
C.
Minor anomalies occur in external tissues, and major anomalies occur in
internal tissues.
D.
Major anomalies require medical attention, whereas minor anomalies are
Complete Solution
Why is a pedigree considered an "unstable" product?
A.
The person collecting the information may not be a genetics professional.
B.
Some family members may have lied about their reproductive history.
C.
The memories of older family members may be inaccurate.
D.
The health of living family members continues to evolve. - ANSWER D. The
health of living family members continues to evolve
Which issue is considered a "red flag" for the need for referral to a genetics
professional?
A.
A family history of both breast and colon cancer
B.
Myocardial infarction in several parents or grandparents older than 64 years
of age
,C.
The presence of brothers and sisters who do not resemble any known family
member
D.
The presence of neurodevelopmental disorders in one or more members of
the kindred - ANSWER D. The presence of neurodevelopmental disorders in
one or more of the kindred
When constructing a pedigree around a specific health problem, what is the
minimal number of generations needed to accurately assess the presence or
absence of a genetic factor in disease development?
A. 1
B. 2
C. 3
D. 4 - ANSWER C. 3
Marjory tells a nurse that she has three aunts with cancer. The two on her
father's side were diagnosed with breast and ovarian cancers at ages 42 and
36. She also has one aunt on her mother's side who was diagnosed with
breast cancer at age 70. Marjory asks if she should have genetic testing.
What should the nurse tell her?
A.
"Your family history indicates a high risk and you should definitely have
genetic testing."
B.
,"Because no men in your family are affected it is not inherited cancer, so you
don't need mammograms or any special screening practices."
C.
"Because your aunts were older when they got breast cancer it was probably
sporadic and you should just have regular mammograms like everyone else."
D.
"Your family history may indicate an increased risk for breast cancer, and a
genetic counselor could help determine whether you could benefit from
genetic testing." - ANSWER D. "Your family history may indicate an increased
risk for breast cancer, and a genetic counselor could help determine whether
you could benefit from genetic testing."
What term is used to describe the condition of a child who has several
dysmorphic features that are related to a single known genetic cause?
A.
Sequence
B.
Disruption
C.
Syndrome
D.
Malformation - ANSWER C. Syndrome
Which term is used to describe the condition of widely spaced eyes?
, A.
Hypertelorism
B.
Hypotelorism
C.
Hyperoculoci
D.
Hypo-oculoci - ANSWER A. Hypertelorism
Which characteristic or feature distinguishes a major anomaly from a minor
anomaly?
A.
Major anomalies affect tissue structure, and minor anomalies affect tissue
function.
B.
Minor anomalies affect tissue structure, and major anomalies affect tissue
function.
C.
Minor anomalies occur in external tissues, and major anomalies occur in
internal tissues.
D.
Major anomalies require medical attention, whereas minor anomalies are
