Walden University NURS 6501Final Exam– Question
and Answers (Correct Answers).
Results Displayed: Selected Answers and Correct Answers
Question 1
1 out of 1 points
An aide asks the nurse why people who have neurofibromatosis will show varying
degrees of the disease. Which genetic principle should the nurse explain to the aide?
Selected Answer: b.
Expressivity
Correct Answer: b.
Expressivity
Question 2
1 out of 1 points
Why is potassium able to diffuse easily in and out of cells?
Selected c.
Answer: Because the resting plasma membrane is more permeable to
potassium
Correct Answer: c.
Because the resting plasma membrane is more permeable to
potassium
Question 3
1 out of 1 points
A 15-year-old female is diagnosed with Prader-Willi syndrome. This condition is an
example of:
Selected Answer: a.
Gene imprinting
Correct Answer: a.
Gene imprinting
Question 4
1 out of 1 points
A nurse is reading a chart and sees the term oncotic pressure. The nurse recalls that
oncotic pressure (colloid osmotic pressure) is determined by:
Selected Answer: b.
Plasma proteins
Correct Answer: b.
, Plasma proteins
Question 5
1 out of 1 points
During childhood, the thymus decreases in size, and this is referred to as _____
atrophy.
Selected Answer: a.
Physiologic
Correct Answer: a.
Physiologic
Question 6
1 out of 1 points
What is the role of cytokines in cell reproduction?
Selected Answer: a.
Provide growth factor for tissue growth and development
Correct Answer: a.
Provide growth factor for tissue growth and development
Question 7
1 out of 1 points
When a patient asks what causes cystic fibrosis, how should the nurse respond? Cystic
fibrosis is caused by an _____ gene.
Selected Answer: d.
Autosomal recessive
Correct Answer: d.
Autosomal recessive
Question 8
1 out of 1 points
A patient has a heart attack that leads to progressive cell injury that causes cell death
with severe cell swelling and breakdown of organelles. What term would the nurse use
to define this process?
Selected Answer: d.
Necrosis
Correct Answer: d.
Necrosis
Question 9
1 out of 1 points
A eukaryotic cell is undergoing DNA replication. In which region of the cell would
most of the genetic information be contained?
, Selected Answer: c.
Nucleolus
Correct Answer: c.
Nucleolus
Question 10
1 out of 1 points
A nurse is discussing the movement of fluid across the arterial end of capillary
membranes into the interstitial fluid surrounding the capillary. Which process of fluid
movement is the nurse describing?
Selected Answer: a.
Hydrostatic pressure
Correct Answer: a.
Hydrostatic pressure
Question 11
1 out of 1 points
How are potassium and sodium transported across plasma membranes?
Selected Answer: c.
By adenosine triphosphate enzyme (ATPase)
Correct Answer: c.
By adenosine triphosphate enzyme (ATPase)
Question 12
1 out of 1 points
The early dilation (swelling) of the cell’s endoplasmic reticulum results in:
Selected Answer: c.
Reduced protein synthesis
Correct Answer: c.
Reduced protein synthesis
Question 13
1 out of 1 points
The ion transporter that moves Na+ and Ca2+ simultaneously in the same direction is an
example of which of the following types of transport?
Selected Answer: d.
Symport
Correct Answer: d.
Symport
Question 14
1 out of 1 points
and Answers (Correct Answers).
Results Displayed: Selected Answers and Correct Answers
Question 1
1 out of 1 points
An aide asks the nurse why people who have neurofibromatosis will show varying
degrees of the disease. Which genetic principle should the nurse explain to the aide?
Selected Answer: b.
Expressivity
Correct Answer: b.
Expressivity
Question 2
1 out of 1 points
Why is potassium able to diffuse easily in and out of cells?
Selected c.
Answer: Because the resting plasma membrane is more permeable to
potassium
Correct Answer: c.
Because the resting plasma membrane is more permeable to
potassium
Question 3
1 out of 1 points
A 15-year-old female is diagnosed with Prader-Willi syndrome. This condition is an
example of:
Selected Answer: a.
Gene imprinting
Correct Answer: a.
Gene imprinting
Question 4
1 out of 1 points
A nurse is reading a chart and sees the term oncotic pressure. The nurse recalls that
oncotic pressure (colloid osmotic pressure) is determined by:
Selected Answer: b.
Plasma proteins
Correct Answer: b.
, Plasma proteins
Question 5
1 out of 1 points
During childhood, the thymus decreases in size, and this is referred to as _____
atrophy.
Selected Answer: a.
Physiologic
Correct Answer: a.
Physiologic
Question 6
1 out of 1 points
What is the role of cytokines in cell reproduction?
Selected Answer: a.
Provide growth factor for tissue growth and development
Correct Answer: a.
Provide growth factor for tissue growth and development
Question 7
1 out of 1 points
When a patient asks what causes cystic fibrosis, how should the nurse respond? Cystic
fibrosis is caused by an _____ gene.
Selected Answer: d.
Autosomal recessive
Correct Answer: d.
Autosomal recessive
Question 8
1 out of 1 points
A patient has a heart attack that leads to progressive cell injury that causes cell death
with severe cell swelling and breakdown of organelles. What term would the nurse use
to define this process?
Selected Answer: d.
Necrosis
Correct Answer: d.
Necrosis
Question 9
1 out of 1 points
A eukaryotic cell is undergoing DNA replication. In which region of the cell would
most of the genetic information be contained?
, Selected Answer: c.
Nucleolus
Correct Answer: c.
Nucleolus
Question 10
1 out of 1 points
A nurse is discussing the movement of fluid across the arterial end of capillary
membranes into the interstitial fluid surrounding the capillary. Which process of fluid
movement is the nurse describing?
Selected Answer: a.
Hydrostatic pressure
Correct Answer: a.
Hydrostatic pressure
Question 11
1 out of 1 points
How are potassium and sodium transported across plasma membranes?
Selected Answer: c.
By adenosine triphosphate enzyme (ATPase)
Correct Answer: c.
By adenosine triphosphate enzyme (ATPase)
Question 12
1 out of 1 points
The early dilation (swelling) of the cell’s endoplasmic reticulum results in:
Selected Answer: c.
Reduced protein synthesis
Correct Answer: c.
Reduced protein synthesis
Question 13
1 out of 1 points
The ion transporter that moves Na+ and Ca2+ simultaneously in the same direction is an
example of which of the following types of transport?
Selected Answer: d.
Symport
Correct Answer: d.
Symport
Question 14
1 out of 1 points
