50 Questions
What term describes the steady state in which cells are able to handle normal physiologic demands?
Homeostasis
Which of the following is a cellular adaptive response that can occur in response to injury?
All of the above
What does atrophy refer to?
Reduced size of an organ or tissue resulting from a decrease in cell size
What is a cause of atrophy?
All of the above
Hypertrophy is characterized by:
Increased size of cells and increased size of the organ
What is the main mechanism behind hypertrophy?
Increased functional demand and hormonal stimulation
Which of the following is NOT a feature of irreversible cell injury?
Increased glycogen content
Which of the following is an example of a non-lethal cell injury?
Chemical toxicity
Which of the following is an example of programmed cell death?
Apoptosis
Which of the following is an example of a reversible cell injury?
Cellular swelling
Which of the following is NOT a mechanism of cell injury?
Cellular adaptation
Which of the following is NOT a characteristic of apoptosis?
Inflammatory response
Which of the following is an example of an extrinsic pathway of apoptosis?
Activation of caspase-8
Which of the following is a characteristic of hypertrophy?
Increased cell size
What can cause atrophy?
Loss of innervation
Which of the following is NOT a form of cellular adaptation?
Aplasia
Which of the following is a cause of hyperplasia?
Excessive hormonal stimulation
What is metaplasia characterized by?
One adult cell type being replaced by another adult cell type
What are the histologic changes associated with atrophy?
All of the above
Which of the following is an example of physiological hyperplasia?
Endometrial hyperplasia
What can cause hyperplasia?
Excessive growth factor sensitivity
What can cause hypertrophy?
Increased functional demand
Which statement best describes metaplasia?
It can revert back to normal tissue
What is NOT a cause of atrophy?
Increased workload
What is NOT an example of metaplasia?
Fibrous metaplasia in the liver
What is the main cause of hypertrophy?
Increased functional demand and hormonal stimulation
In cellular adaptation, which process involves the increase in the number of cells in an organ or tissue?
Hyperplasia
Which of the following is a cause of atrophy?
All of the above
Which of the following is NOT a form of cellular adaptation?
Receptor binding
What term describes the steady state in which cells are able to handle normal physiologic demands?
Homeostasis
What does atrophy refer to?
Reduced size of an organ or tissue resulting from a decrease in cell size
Which of the following is a cause of hyperplasia?
Excessive hormonal stimulation
Metaplasia is considered a reversible change because:
It can revert back to normal tissue
Hyperplasia is characterized by:
Increase in the number of cells in an organ or tissue
Which of the following is NOT a cause of hypertrophy?
Adequate nutrition
The histologic changes associated with atrophy include:
All of the above
Atrophy can be caused by:
All of the above
Which of the following is a mechanism of cellular adaptation to injury?
All of the above
Which of the following is NOT an example of metaplasia?
Fibrous metaplasia in the liver
Which of the following is NOT a form of cellular adaptation?
Apoptosis
The main mechanism behind atrophy is:
Decreased protein catabolism
Hyperplasia can occur due to:
Excessive growth factor sensitivity
Which of the following is NOT a characteristic of apoptosis?
Cell lysis and release of cellular contents
Which of the following is NOT a characteristic of irreversible cell injury?
Increased glycogen content
Which of the following is an example of a non-lethal cell injury?
Chemical toxicity
Which of the following is an example of programmed cell death?
Apoptosis
Which of the following is an example of a reversible cell injury?
Cellular swelling
Which of the following is NOT a mechanism of cell injury?
Cellular adaptation
Which of the following is NOT a characteristic of apoptosis?
Inflammatory response
Which of the following is an example of an extrinsic pathway of apoptosis?
Activation of caspase-8
Test your knowledge on cellular adaptation and atrophy with these multiple-choice questions. Topics include homeostasis, stress, adaptation, injury, receptor binding, protein transcription, and atrophy.
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