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Cell Injury and Adaptation

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Questions and Answers

What are the three main components of a cell?

Cytoplasm, cell membrane, and ribosomes

Nucleus, cytoplasm, and cell membrane (correct)

Nucleolus, lysosomes, and Golgi apparatus

Nucleus, mitochondria, and ribosomes

What is the purpose of cellular responses to stress and noxious stimuli?

To cause cell death

To trigger an immune response

To initiate mitosis

To protect the cell and maintain homeostasis (correct)

What happens to a cell when it is exposed to noxious stimuli?

It may experience injury, but not necessarily death (correct)

It becomes immune to stress

It undergoes mitosis

It immediately dies

What is the term for the cell's defense mechanism when it is exposed to stress or noxious stimuli?

Stress response Signup and view all the answers

What is the result of cellular adaptation through atrophy?

Decrease in cell size Signup and view all the answers

What can be found inside the cytoplasm of a cell?

Organelles and cell membrane Signup and view all the answers

What is an example of pathological adaptation?

Shrinking of an organ in response to disease Signup and view all the answers

What is the term for the state of the cell when it is under stress or injured?

Cell injury Signup and view all the answers

What is the result of cellular adaptation through hypertrophy?

Increase in cell size Signup and view all the answers

What is an example of physiologic adaptation?

Exercise-induced muscle growth Signup and view all the answers

What is the main purpose of cellular adaptation?

To respond to environmental changes Signup and view all the answers

What happens when the cell adaptive capability is exceeded?

Cell injury develops Signup and view all the answers

What is adaptation in terms of a new steady state?

A new steady state that is different from the normal state Signup and view all the answers

What is an example of physiological adaptation?

A pregnant woman's body Signup and view all the answers

What is the purpose of cellular adaptive responses?

To allow cells to modulate their environment and escape injury Signup and view all the answers

What can trigger cellular adaptation to injury?

Both physiological and pathological processes Signup and view all the answers

At which step can cellular adaptive responses occur?

At any step Signup and view all the answers