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Medicine Spring 2024 Lecture 6: Cell Injury (2) BMS151

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Medicine Spring 2024 Lecture 6: Cell Injury (2) BMS151

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Questions and Answers

Which of the following best describes the term 'hyaline'?

A specific gross feature of cellular or extracellular changes

A microscopic change characterized by a bluish-purple color in tissue sections

A mechanism involving the breakdown of proteins in affected cells or matrix

A homogenous, glassy-pink appearance in tissue sections stained with hematoxylin & eosin (correct)

Which of the following is an example of intracellular hyaline change?

Hyalinosis of old scars and keloids

Mallory alcoholic hyaline seen in liver cells in alcoholic hepatitis (correct)

Hyalinosis of arteriolar walls in cases of hypertension

Hyalinosis of organized (fibrotic) thrombi

Which of the following is an example of extracellular hyaline change?

Russel bodies in plasma cells

Hyalinosis of mesenchymal tumors like leiomyoma

Hyalinosis of islets of Langerhans in cases of diabetes mellitus

Corpora amylacea in the lumen of prostatic acini (correct)

What is the mechanism underlying hyaline change?

Excess protein synthesis or deposition in the affected cell or matrix Signup and view all the answers

Which of the following is NOT an example of hyaline change mentioned in the text?

Hyalinosis of vascular walls in cases of atherosclerosis Signup and view all the answers

What is the most common cause of anthracosis?

Inhalation of carbon from smoking or air pollution Signup and view all the answers

Which condition is characterized by generalized hypopigmentation due to tyrosinase deficiency?

Albinism Signup and view all the answers

What is the cause of brown atrophy of the heart?

Accumulation of lipofuscin pigment due to aging or wasting diseases Signup and view all the answers

What is the cause of melanosis coli?

Habitual intake of anthraquinone purgatives Signup and view all the answers

Which condition is characterized by hyperpigmented melanotic patches on the face of women during pregnancy?

Melasma Signup and view all the answers