Nutritional Diseases — Flashcards

Flashcard 1: _____ is an iron-dependent pathway of cell death induced by lipid peroxidation.

Answer: Ferroptosis

Flashcard 2: Which type of section is used for the histological demonstration of lipids (fats)?

Answer: Frozen section

Extra: Routine paraffin embedding involves the use of organic solvents like xylene and alcohols, which dissolve lipids. Frozen sections bypass these steps, preserving lipids for demonstration with special stains such as Oil Red O or Sudan Black.

Flashcard 3: A frozen section must be done for the fixation of _____

Answer: fats

Flashcard 4: X-ray damage to the skin can lead to _____ necrosis

Answer: fibrinoid

Flashcard 5: Formaldehyde and Glutaraldehyde are examples of _____ fixatives

Answer: cross-linking

Flashcard 6: _____ is a tell-tale sign of free radical injury and lipid peroxidation.

Answer: Lipochrome/Lipofuschin

Flashcard 7: _____ is caused by an inherited defect in bone resorption

Answer: Osteopetrosis

Flashcard 8: Galactosemia is associated with _____ cataract

Answer: oil-drop

Flashcard 9: What type of cells are the following examples? _____

Answer: Permanent

Flashcard 10: What is the staining method? _____

Answer: Osmium tetroxide