ADVANCED LATEST
PATHOPHYSIOLOGY
MIDTERM 6501 WALDEN
UNIVERSITY EXAM
A runner has depleted all the oxygen available for muscle energy. Which
of the following will facilitate his continued muscle performance? -
ANSWERS-Answer: Anaerobic glycolysis
What causes the rapid change in the resting membrane potential that
initiates an action potential? - ANSWERS-Answer: Sodium gates open,
and sodium rushes into the cell, changing the membrane potential from
negative to positive.
A 12-year-old male is diagnosed with Klinefelter syndrome. His
karyotype would reveal which of the following? - ANSWERS-Answer:
XXY
A nurse is reviewing the pedigree chart. When checking for a proband,
what is the nurse looking for? - ANSWERS-Answer: The person who is
first diagnosed with a genetic disease
END OF
PAGE
1
, ADVANCED LATEST
PATHOPHYSIOLOGY
MIDTERM 6501 WALDEN
UNIVERSITY EXAM
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? - ANSWERS-Answer: Expressivity
In teaching a patient with cirrhosis, which information should the nurse
include regarding cholesterol? - ANSWERS-Answer: Cholesterol
decreases the membrane fluidity of the erythrocyte, which reduces its
ability to carry oxygen.
When a patient asks what causes cystic fibrosis, how should the nurse
respond? Cystic fibrosis is caused by an _____ gene - ANSWERS-
Answer: Autosomal recessive
How are potassium and sodium transported across plasma membranes? -
ANSWERS-Answer: By adenosine triphosphate enzyme (ATPase)
The nurse would be correct in identifying the predominant extracellular
cation as: - ANSWERS-Answer: Sodium
END OF
PAGE
2
, ADVANCED LATEST
PATHOPHYSIOLOGY
MIDTERM 6501 WALDEN
UNIVERSITY EXAM
The early dilation (swelling) of the cell's endoplasmic reticulum results
in: - ANSWERS-Answer: Reduced protein synthesis
What principle should the nurse remember when trying to distinguish
aging from diseases? - ANSWERS-Answer: It is difficult to tell the
difference because both processes are believed to result from cell injury.
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. -
ANSWERS-Answer: Turner syndrome
A eukaryotic cell is undergoing DNA replication. In which region of the
cell would most of the genetic information be contained? - ANSWERS-
Answer: Nucleolus
END OF
PAGE
3
, ADVANCED LATEST
PATHOPHYSIOLOGY
MIDTERM 6501 WALDEN
UNIVERSITY EXAM
The nurse is teaching staff about the most common cause of Down
syndrome. What is the nurse describing? - ANSWERS-Answer:
Maternal nondisjunction
A 50-year-old male was recently diagnosed with Huntington disease.
Transmission of this disease is associated with: - ANSWERS-Answer:
Delayed age of onset
A patient wants to know the risk factors for Down syndrome. What is
the nurse's best response? - ANSWERS-Answer: Pregnancy in women
over age 35
What is the role of cytokines in cell reproduction? - ANSWERS-
Answer: Provide growth factor for tissue growth and development
A newborn male is diagnosed with albinism based on skin, eye, and hair
appearance. Which finding will support this diagnosis? - ANSWERS-
Answer: Inability to convert tyrosine to DOPA (3,4
dihydroxyphenylalanine)
END OF
PAGE
4
PATHOPHYSIOLOGY
MIDTERM 6501 WALDEN
UNIVERSITY EXAM
A runner has depleted all the oxygen available for muscle energy. Which
of the following will facilitate his continued muscle performance? -
ANSWERS-Answer: Anaerobic glycolysis
What causes the rapid change in the resting membrane potential that
initiates an action potential? - ANSWERS-Answer: Sodium gates open,
and sodium rushes into the cell, changing the membrane potential from
negative to positive.
A 12-year-old male is diagnosed with Klinefelter syndrome. His
karyotype would reveal which of the following? - ANSWERS-Answer:
XXY
A nurse is reviewing the pedigree chart. When checking for a proband,
what is the nurse looking for? - ANSWERS-Answer: The person who is
first diagnosed with a genetic disease
END OF
PAGE
1
, ADVANCED LATEST
PATHOPHYSIOLOGY
MIDTERM 6501 WALDEN
UNIVERSITY EXAM
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? - ANSWERS-Answer: Expressivity
In teaching a patient with cirrhosis, which information should the nurse
include regarding cholesterol? - ANSWERS-Answer: Cholesterol
decreases the membrane fluidity of the erythrocyte, which reduces its
ability to carry oxygen.
When a patient asks what causes cystic fibrosis, how should the nurse
respond? Cystic fibrosis is caused by an _____ gene - ANSWERS-
Answer: Autosomal recessive
How are potassium and sodium transported across plasma membranes? -
ANSWERS-Answer: By adenosine triphosphate enzyme (ATPase)
The nurse would be correct in identifying the predominant extracellular
cation as: - ANSWERS-Answer: Sodium
END OF
PAGE
2
, ADVANCED LATEST
PATHOPHYSIOLOGY
MIDTERM 6501 WALDEN
UNIVERSITY EXAM
The early dilation (swelling) of the cell's endoplasmic reticulum results
in: - ANSWERS-Answer: Reduced protein synthesis
What principle should the nurse remember when trying to distinguish
aging from diseases? - ANSWERS-Answer: It is difficult to tell the
difference because both processes are believed to result from cell injury.
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. -
ANSWERS-Answer: Turner syndrome
A eukaryotic cell is undergoing DNA replication. In which region of the
cell would most of the genetic information be contained? - ANSWERS-
Answer: Nucleolus
END OF
PAGE
3
, ADVANCED LATEST
PATHOPHYSIOLOGY
MIDTERM 6501 WALDEN
UNIVERSITY EXAM
The nurse is teaching staff about the most common cause of Down
syndrome. What is the nurse describing? - ANSWERS-Answer:
Maternal nondisjunction
A 50-year-old male was recently diagnosed with Huntington disease.
Transmission of this disease is associated with: - ANSWERS-Answer:
Delayed age of onset
A patient wants to know the risk factors for Down syndrome. What is
the nurse's best response? - ANSWERS-Answer: Pregnancy in women
over age 35
What is the role of cytokines in cell reproduction? - ANSWERS-
Answer: Provide growth factor for tissue growth and development
A newborn male is diagnosed with albinism based on skin, eye, and hair
appearance. Which finding will support this diagnosis? - ANSWERS-
Answer: Inability to convert tyrosine to DOPA (3,4
dihydroxyphenylalanine)
END OF
PAGE
4
