NU 545 Unit 1 Study Guide Questions and Answers
Question 1.
What is metabolic absorption?
Correct Answer: The process of moving nutreints from the intestines into the
blood stream.
Question 2.
What uses oxygen to remove hyrdogen atoms in an oxidative reaction?
Correct Answer: Peroxiomes
Question 3.
During cell injury what is released that is capable of cellular autodigestion?
Correct Answer: digestive enzymes from lysosomes
Question 4.
Cellular Injury Chpt. 2 Power Point A nurse knows that free radicals may be produced by
Correct Answer: metabolism of exogenous chemicals or drugs
Question 5.
Where is the genetic info containe in the cell?
Correct Answer: The cell nuclues (DNA)
Question 6.
Cell membranes contain which major chemical components
Correct Answer: phospholipids, cholesterol, proteinsm and carbohydrates
Question 7.
What allows potassium to diffuse in and out of cells?
Correct Answer: Aldosterone, insulin, and epinephrine
Question 8.
What is cellular adaptation?
Correct Answer: The cells response to escape and protect itself from injury
Question 9.
Which of the following statements is correct regarding pathologic hyperplasia? 1.)
Produces abnormal proliferation of abnormal cells. 2.) Is an adaptive mechansim that
enables organ regeneration? 3.) Increases cell size 4.) May occur in response to growth
, factors.
Correct Answer: Produces abnormal proliferation of abnormal cells
Question 10.
What is dysplasia?
Correct Answer: Abnormal changes in the size, shape, and organization of
mature cells. Does not indicate cancer. (Can also be called atypical hyperplasia)
Question 11.
What is metaplasia?
Correct Answer: reversible change in which one adult cell type is replaced by
another adult cell type
Question 12.
Which of the following is true about alcohol (ethanol)? 1.) Is metabolized via the
microsomal P-450. 2.) Is primarily metabolozed and excreted by the kidneys. 3.) Increases
activation of methionine, an essential amino acid. 4.) Can produce hypermagnesemia with
chronic use.
Correct Answer: Is metabolized via the microsomal P-450
Question 13.
What protects the cell from injury?
Correct Answer: Cellular Adaptation
Question 14.
What causes ischemic reperfusion injury?
Correct Answer: oxidative stress radicals that cause membrane damage and
mitochondrial calcium overload Mitochondrial permeability transition pose
Question 15.
Mechanism of cellular injury?
Correct Answer: Tissue transplantation Ischemic syndromes: myocardial,
hepatic, intestinal, cerebral, renal, stroke
Question 16.
In cirrhosis, what does cholesterol have to do with the erythrocytes?
Correct Answer:
Question 17.
What are two major sources of mercury?
Correct Answer: Fish and healthcare equipment
Question 1.
What is metabolic absorption?
Correct Answer: The process of moving nutreints from the intestines into the
blood stream.
Question 2.
What uses oxygen to remove hyrdogen atoms in an oxidative reaction?
Correct Answer: Peroxiomes
Question 3.
During cell injury what is released that is capable of cellular autodigestion?
Correct Answer: digestive enzymes from lysosomes
Question 4.
Cellular Injury Chpt. 2 Power Point A nurse knows that free radicals may be produced by
Correct Answer: metabolism of exogenous chemicals or drugs
Question 5.
Where is the genetic info containe in the cell?
Correct Answer: The cell nuclues (DNA)
Question 6.
Cell membranes contain which major chemical components
Correct Answer: phospholipids, cholesterol, proteinsm and carbohydrates
Question 7.
What allows potassium to diffuse in and out of cells?
Correct Answer: Aldosterone, insulin, and epinephrine
Question 8.
What is cellular adaptation?
Correct Answer: The cells response to escape and protect itself from injury
Question 9.
Which of the following statements is correct regarding pathologic hyperplasia? 1.)
Produces abnormal proliferation of abnormal cells. 2.) Is an adaptive mechansim that
enables organ regeneration? 3.) Increases cell size 4.) May occur in response to growth
, factors.
Correct Answer: Produces abnormal proliferation of abnormal cells
Question 10.
What is dysplasia?
Correct Answer: Abnormal changes in the size, shape, and organization of
mature cells. Does not indicate cancer. (Can also be called atypical hyperplasia)
Question 11.
What is metaplasia?
Correct Answer: reversible change in which one adult cell type is replaced by
another adult cell type
Question 12.
Which of the following is true about alcohol (ethanol)? 1.) Is metabolized via the
microsomal P-450. 2.) Is primarily metabolozed and excreted by the kidneys. 3.) Increases
activation of methionine, an essential amino acid. 4.) Can produce hypermagnesemia with
chronic use.
Correct Answer: Is metabolized via the microsomal P-450
Question 13.
What protects the cell from injury?
Correct Answer: Cellular Adaptation
Question 14.
What causes ischemic reperfusion injury?
Correct Answer: oxidative stress radicals that cause membrane damage and
mitochondrial calcium overload Mitochondrial permeability transition pose
Question 15.
Mechanism of cellular injury?
Correct Answer: Tissue transplantation Ischemic syndromes: myocardial,
hepatic, intestinal, cerebral, renal, stroke
Question 16.
In cirrhosis, what does cholesterol have to do with the erythrocytes?
Correct Answer:
Question 17.
What are two major sources of mercury?
Correct Answer: Fish and healthcare equipment
