A sore with disintegration of tissue might be called an ____________.
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A
allergy
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B
erythema
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C
alopecia
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D
ulcer
A sore with disintegration of tissue might be called an ulcer.
It is a localized area of tissue necrosis and breakdown extending through epithelial layers.
A) allergy
Allergies denote hypersensitivity reactions, immune responses rather than tissue breakdown. Allergic reactions may cause lesions but aren't defined by tissue disintegration.
B) erythema
Erythema denotes redness from capillary dilation, inflammatory sign rather than tissue destruction. Erythema may precede ulceration but represents superficial vascular change, not deep tissue loss.
C) alopecia
Alopecia denotes hair loss, follicular pathology unrelated to mucosal or cutaneous ulceration. No conceptual pathway connects baldness with tissue disintegration.
D) ulcer
Ulcer precisely names tissue disintegration: localized necrosis with loss of surface integrity extending into deeper layers. Whether peptic, venous, or pressure-induced, ulcers share core pathology of tissue breakdown, making this the unambiguous descriptor.
Conclusion
Ulcers constitute localized tissue necrosis with surface integrity loss, distinct from allergies, erythema, or alopecia. Ulcer alone captures the pathological entity: disintegration of tissue creating open sores requiring healing intervention.
Topic Flashcards
Click to FlipWhat is the medical term for a painful, open sore on the skin or a mucous membrane that involves a loss of tissue?
An ulcer.
A patient with prolonged immobility is at high risk for developing which type of ulcer caused by constant pressure?
A pressure ulcer (or bedsore).
In the digestive system, what term describes a sore in the lining of the stomach or duodenum often related to acid?
A peptic ulcer.
What is a key pathological feature that distinguishes an ulcer from a simple surface abrasion or rash?
The disintegration or necrosis of deeper tissue layers.
Which word is a general synonym for an ulcer, often used to describe a slow-healing wound?
A lesion or an open sore.