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Portage Learning Final Exam Patho Questions and Complete Solutions Graded A+
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Portage Learning Final Exam Patho Questions and Complete Solutions Graded A+
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Portage LearningFinal Exam Patho
Questions and
Complete Solutions
Graded A+
Denning [Date] [Course title]
,Metaplastic cells are not better prepared to survive under stressful circumstances. - Answer: FALSE
Persistent metaplasia can lead to dysplasia. - Answer: TRUE
Barrett esophagus is an example of dysplasia - Answer: FALSE
Persistent dysplasia eventually results in cancer - Answer: TRUE
Hypertrophy can occur under normal and pathological conditions - Answer: TRUE
A bodybuilder's muscles will display hyperplasia. - Answer: FALSE
Hypertrophy is an increase in the size of an organ or tissue caused by an increase in the number of cells -
Answer: FALSE
Endometrial hyperplasia is a normal physiologic occurrence - Answer: FALSE
Nutritional deprivation can cause tissue to atrophy - Answer: TRUE
Lack of nerve stimulation can cause cells to atrophy - Answer: TRUE
Cervical intraepithelial neoplasia is a type of dysplasia - Answer: TRUE
During pregnancy, uterine enlargement is caused by hypoplasia. - Answer: FALSE
Which are true of the mitochondria? Select all that apply. - Answer: It is involved in cellular respiration.
They play a role in apoptosis.
, Which are true of the cell membrane? Select all that apply. - Answer: -Aids in the regulation of cell
growth and proliferation
-Helps with the conduction of electrical currents in nerve and muscle cells
-Controls the transport of materials from the outside fluids to within
Which of the following are true of the cell? Select all that apply. - Answer: -Proteins carry out the
functions of the cell membrane
-Lysosomes are the digestive system of the cell
-Microfilaments are thin, threadlike cytoplasmic structures
Which is true of the cytoskeleton? Select all that apply. - Answer: -It controls shape and movement
-Cilia and flagella are microtubule-filled cellular extensions
Which are false of the mitochondria? Select all that apply. - Answer: -They are found far from the site of
energy consumption
-They control free radicals
Which of the following are false regarding cell communication? - Answer: Paracrine signaling releases a
chemical into the extracellular fluid that affects its own activity
Compare and contrast the two types of gangrenous necrosis. - Answer: dry gangrene- tissue becomes
dry, shrinks, wrinkles and color changes dark brown or black, result of cut off arterial blood supply
wet gangrene- cold, swollen and pulseless, skin is moist, black and under tension, blebs form on surface,
liquefaction occurs and foul odor caused by bacteria
Explain what necrosis is and give an example and description of one type of necrosis. - Answer: Necrosis
refers to cell death in an organ or tissues that is still part of a living person. It often interferes with cell
replacement and tissue regeneration. Coagulative necrosis results most often from a sudden cutoff of
blood supply to an organ (ischemia), particularly the heart and kidney. Liquefactive necrosis occurs
when some of the cells die but their catalytic enzymes are not destroyed. It is commonly seen with brain
infarcts or abscesses. Caseous necrosis occurs as part of granulomatous inflammation and is most often
associated with tuberculosis.Gangrenous necrosis most often affects the lower extremities or bowel and
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