Quiz on Pigments & Minerals

What is the main source of carbon found in the lung and adjacent lymph nodes of urban dwellers?

• Car exhausts and smoke from domestic and industrial pollution

• Volcanic eruptions

• Coal mines

• Agricultural activities

Which disease can arise from exposure to silica mainly found in the lung of mine workers and industrial workers involved in grinding of stone and sand?

• Lung cancer

• Mesothelioma

• Asbestosis

• Silicosis

What is the health risk associated with asbestos exposure?

• Carbon deposition

• Lead poisoning

• Asbestosis, mesothelioma, and lung cancer

• Silicosis

How is lead poisoning usually diagnosed biochemically?

• Using the serum from suspected cases

• X-ray imaging

• CT scan

• Ultrasound scan

What is the name of the permanent blue-gray pigmentation that can result from industrial exposure to silver?

• Argyria

• Melanoma

• Cyanosis

• Erythema

What method can be used to demonstrate lead in tissues?

• Rhodizonate method

• Perls' Prussian blue

• Timm's sulfide silver technique

• Mallory's unripened hematoxylin

Which exogenous substance is the most commonly seen mineral in tissues and is easily recognized in stained tissue sections?

• Lead

• Asbestos

• Silica

• Carbon

What is the name of the disease that can result from exposure to beryllium?

• Foreign body granuloma

• Silicosis

• Asbestosis

• Argyria

What is the majority of exogenous pigments made of?

• Enzymes

• Minerals

• Organic compounds

• Proteins

What is the color of the majority of exogenous pigments and minerals?

• Red

• Black

• Blue

• Colorless