Advanced Patho Quiz # 1

• Question 1

 How are
potassium and sodium transported across plasma membranes?

• Question 2

1 out of 1 points

What
causes the rapid change in the resting membrane potential that initiates an
action potential?

• Question 3

1 out of 1 points

A
patient wants to know the risk factors for Down syndrome. What is the nurse’s
best response?

• Question 4

 In
teaching a patient with cirrhosis, which information should the nurse include
regarding cholesterol?

• Question 5

1 out of 1 points

During
childhood, the thymus decreases in size, and this is referred to as _____
atrophy.

• Question 6

1 out of 1 points

A nurse
is reviewing the pedigree chart. When checking for a proband, what is the nurse
looking for?

• Question 7

 A cell
is isolated, and electrophysiology studies reveal that the resting membrane
potential is –70 millivolts. The predominant intracellular ion is Na+, and the
predominant extracellular ion is K+. With voltage change, which of the
following would result in an action potential?

• Question 8

1 out of 1 points

A
12-year-old male is diagnosed with Klinefelter syndrome. His karyotype would
reveal which of the following?

• Question 9

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.

• Question 10

1 out of 1 points

A
runner has depleted all the oxygen available for muscle energy. Which of the
following will facilitate his continued muscle performance?

• Question 11

1 out of 1 points

Why is
potassium able to diffuse easily in and out of cells?

• Question 12

1 out of 1 points

What is
the role of cytokines in cell reproduction?

• Question 13

0 out of 1 points

A nurse
is teaching a patient with diabetes how glucose is transported from the blood
to the cell. What type of transport system should the nurse discuss with the
patient?

• Question 14

1 out of 1 points

A
50-year-old male was recently diagnosed with Huntington disease. Transmission
of this disease is associated with:

• Question 15

1 out of 1 points

The nurse
is teaching staff about the most common cause of Down syndrome. What is the
nurse describing?

• Question 16

1 out of 1 points

A
patient has severe mental retardation caused by a deletion of part of
chromosome 5. What genetic disorder will the nurse see documented in the chart?

• Question 17

 A
eukaryotic cell is undergoing DNA replication. In which region of the cell
would most of the genetic information be contained?

• Question 18

 The
nurse would be correct in identifying the predominant extracellular cation as:

• Question 19

 A group
of prison inmates developed tuberculosis following exposure to an infected
inmate. On examination, tissues were soft and granular (like clumped cheese).
Which of the following is the most likely cause?

• Question 20

 A
patient who has diarrhea receives a hypertonic saline solution intravenously to
replace the sodium and chloride lost in the stool. What effect will this fluid
replacement have on cells?

• Question 21

 The
early dilation (swelling) of the cell’s endoplasmic reticulum results in:

• Question 22

 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).

• Question 23

 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?

• Question 24

 Sodium
and water accumulation in an injured cell are a direct result of:

• Question 25

 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?