Types of necrosis (coagulative, liquefactive, etc.) US Medical PG Flashcards - Medical Study Cards
Master Types of necrosis (coagulative, liquefactive, etc.) with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Types of necrosis (coagulative, liquefactive, etc.) Flashcard Deck - 10 Cards
Flashcard 1: Fat necrosis of breast tissue presents as a painless _____ on physical exam
Answer: mass
Extra:
* Necrosis may be tender and painful, as well; "irregular breast mass"
Watch Benign Breast Disorders [https://dashboard.sketchy.com/study/medical/courses/medical-pathophysiology/units/medical-pathophysiology-reproductive-gu/videos/medical-pathophysiology-reproductive-and-gu-breast-benign-breast-disorders?utm_source=anki&utm_medium=partnership&utm_campaign=february_update&utm_content=medical]
https://onlinemeded.org/spa/inflammation-and-neoplasia/necrosis/acquire?ref=anki
Flashcard 2: Niemann Pick disease may present with progressive _____
Answer: neurodegeneration
Extra:
https://onlinemeded.org/spa/metabolism?ref=anki
Flashcard 3: Which layer of the cerebellum is most affected by global cerebral ischemia?
_____
Answer: Purkinje layer
Extra: Watch associated Bootcamp video [https://app.bootcamp.com/med-school/neurology/videos/ischemic-cerebrovascular-accidents?index=2]
https://onlinemeded.org?ref=anki
Atlas:
Flashcard 4: Ionizing radiation results in the formation of double-stranded breaks in DNA and _____ which damage DNA
Answer: hydroxyl free radicals
Extra:
https://onlinemeded.org?ref=anki
Flashcard 5: Photoaging results in gradual _____ of the epidermis, allowing the stratum corneum to become dessicated
Answer: thinning
Extra:
https://onlinemeded.org?ref=anki
Flashcard 6: Defects in the ubiquitin-proteasome system have been implicated in some cases of _____ disease
Answer: Parkinson
Extra:
https://onlinemeded.org?ref=anki
Flashcard 7: _____ necrosis is characteristic of chronic ischemia of the lower limb and GI tract
Answer: Gangrenous
Extra:
https://onlinemeded.org/spa/inflammation-and-neoplasia/necrosis/acquire?ref=anki
Flashcard 8: Are patients with metastatic calcifications usually normocalcemic?
_____
Answer: No
Extra:
https://onlinemeded.org?ref=anki
Flashcard 9: Deposits of lipofuscin are commonly found in the _____, heart, colon, kidney, and eye of elderly individuals; and are caused by lipid peroxidation
Answer: liver
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/gastroenterology/videos/hepatic-pathology?index=20]
https://onlinemeded.org?ref=anki
Lipofuscin
Photomicrograph of cardiac myocytes (H&E stain; 100x magnification)
Lipofuscin (green overlay) is visible as fine, yellow-brown granules in the perinuclear region of the central cardiac myocyte.
The finding of lipofuscin usually indicates the physiological aging of cells.
Atlas:
Flashcard 10: 1. Disaggregation of polysomes (dissociation of rRNA from mRNA)
2. Myofibril relaxation
3. Disaggregation of nuclear granules & clumping of nuclear chromatin
4. Triglyceride droplet accumulation
5. Glycogen loss
The above changes are signs of _____ myocyte injury
Answer: reversible
Extra:
https://onlinemeded.org/spa/cardiac?ref=anki
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