Liberty University BIBL 104 Quiz 7

????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 2
????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 3
????1 out of 1 points
????
The nurse would be correct in identifying the
predominant extracellular cation as:
Selected Answer: a.
Sodium
Correct Answer: a.
Sodium

????????Question 4
????1 out of 1 points
????
A newborn male is diagnosed with albinism based on
skin, eye, and hair appearance. Which finding will support
this diagnosis?
Selected Answer:
Inability to convert tyrosine to DOPA (3,4
dihydroxyphenylalanine)
Correct Answer:
Inability to convert tyrosine to DOPA (3,4
dihydroxyphenylalanine)

????????Question 5
????1 out of 1 points
????
The nurse is teaching staff about the most common
cause of Down syndrome. What is the nurse describing?
Selected Answer: c.
Maternal nondisjunction
Correct Answer: c.
Maternal nondisjunction

????????Question 6
????1 out of 1 points
????
55-year-old male has swelling of the feet. Which of the
following aided in development of swelling?
Selected Answer: c.
Na+ movement into the cell
Correct Answer: c.
Na+ movement into the cell

????????Question 7
????1 out of 1 points
????
What principle should the nurse remember when trying
to distinguish aging from diseases?
Selected Answer: a.
It is difficult to tell the difference because both processes are
believed to result from cell injury.
Correct Answer: a.
It is difficult to tell the difference because both processes are
believed to result from cell injury.

????????Question 8
????0 out of 1 points
????
The student is reviewing functions of the cell. The
student would be correct in identifying the primary function
of the nerve cell as:
Selected Answer: b.
Conductivity
Correct Answer: d.
Communication

????????Question 9
????1 out of 1 points
????
What causes the rapid change in the resting membrane
potential that initiates an action potential?
Selected Answer: b.
Sodium gates open, and sodium rushes into the cell,
changing the membrane potential from negative to positive.
Correct Answer: b.
Sodium gates open, and sodium rushes into the cell,
changing the membrane potential from negative to positive.

????????Question 10
????1 out of 1 points
????
A 12-year-old male is diagnosed with Klinefelter
syndrome. His karyotype would reveal which of the
following?
Selected Answer: d.
XXY
Correct Answer: d.
XXY

????????Question 11
????1 out of 1 points
????
Which of the following disorders is manifested primarily
in males?
Selected Answer: d.
Klinefelter syndrome
Correct Answer: d.
Klinefelter syndrome

????????Question 12
????1 out of 1 points
????
After a geneticist talks to the patient about being a
chromosomal mosaic, the patient asks the nurse what that
means. How should the nurse respond? You may _____
genetic disease(s).
Selected Answer: b.
Have a mild form of the
Correct Answer: b.
Have a mild form of the

????????Question 13
????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 14
????1 out of 1 points
????
A patient wants to know the risk factors for Down
syndrome. What is the nurse’s best response?
Selected Answer: d.
Pregnancy in women over age 35
Correct Answer: d.
Pregnancy in women over age 35

????????Question 15
????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 16
????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 17
????1 out of 1 points
????
What is the diagnosis of a 13-year-old female who has a
karyotype that reveals an absent homologous X
chromosome with only a single X chromosome present? Her
features include a short stature, widely spaced nipples,
reduced carrying angle at the elbow, and sparse body hair.
Selected Answer: c.
Turner syndrome
Correct Answer: c.
Turner syndrome

????????Question 18
????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 19
????1 out of 1 points
????
A 13-year-old girl has a karyotype that reveals an
absent homologous X chromosome with only a single X
chromosome present. What medical diagnosis will the nurse
observe on the chart?
Selected Answer: c.
Turner syndrome
Correct Answer: c.
Turner syndrome

????????Question 20
????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 21
????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 22
????1 out of 1 points
????
A 20-year-old pregnant female gives birth to a stillborn
child. Autopsy reveals that the fetus has 92 chromosomes.
What term may be on the autopsy report to describe this
condition?
Selected Answer: c.
Tetraploidy
Correct Answer: c.
Tetraploidy

????????Question 23
????1 out of 1 points
????
In teaching a patient with cirrhosis, which information
should the nurse include regarding cholesterol?
Selected Answer: a.
Cholesterol decreases the membrane fluidity of the
erythrocyte, which reduces its ability to carry oxygen.
Correct Answer: a.
Cholesterol decreases the membrane fluidity of the
erythrocyte, which reduces its ability to carry oxygen.

????????Question 24
????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 25
????1 out of 1 points
????
Why is potassium able to diffuse easily in and out of
cells?
Selected Answer: c.
Because the resting plasma membrane is more permeable
to potassium
Correct Answer: c.
Because the resting plasma membrane is more permeable
to potassium

????

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Walden University NURS 6501 Week 11 Quiz.docx

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