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Cellular Stress and Damage Quiz

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Questions and Answers

What is the primary cause of cell death by necrosis in the context of hypoxia and ischemia?

DNA damage caused by radiation and chemotherapeutic agents

Inflammation caused by pathogens and necrotic cells

Deficiency of oxygen leading to the failure of energy-dependent metabolic pathways (correct)

Accumulation of p53 protein triggering apoptosis

What is the main source of cellular ATP production during the reduction of oxygen in the mitochondria?

Protein misfolding

Inflammatory cell secretion

DNA damage

Oxidative phosphorylation (correct)

What is the role of the accumulation of p53 protein in response to DNA damage?

Leads to deficiency of oxygen and failure of metabolic pathways

Causes inflammation by secreting damaging products

Arrests cell cycle for DNA repair; triggers apoptosis if damage is too great (correct)

Depletes essential proteins leading to cell death

What is the consequence of endoplasmic reticulum stress due to protein misfolding?

<p>Depletes essential proteins leading to cell death</p> Signup and view all the answers

What are the primary causes of inflammation leading to damage of host tissues?

<p>Pathogens, necrotic cells, autoimmune diseases, and allergies</p> Signup and view all the answers

Cellular Stress and Damage Quiz

Choose a study mode

Podcast

Questions and Answers

What is the primary cause of cell death by necrosis in the context of hypoxia and ischemia?

What is the main source of cellular ATP production during the reduction of oxygen in the mitochondria?

What is the role of the accumulation of p53 protein in response to DNA damage?

What is the consequence of endoplasmic reticulum stress due to protein misfolding?

What are the primary causes of inflammation leading to damage of host tissues?

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