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Questions and Answers
What characterizes a bulla?
What characterizes a bulla?
What is the primary distinction between a papule and a plaque?
What is the primary distinction between a papule and a plaque?
Which of the following describes a macule?
Which of the following describes a macule?
What is true about a pustule?
What is true about a pustule?
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How is lichenification characterized?
How is lichenification characterized?
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Which skin lesion is primarily a result of dried serum or exudate?
Which skin lesion is primarily a result of dried serum or exudate?
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What is a common feature of a wheal?
What is a common feature of a wheal?
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What does an erosion refer to in skin lesions?
What does an erosion refer to in skin lesions?
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Which skin lesion is characterized by an elevated solid lesion that measures greater than 1 cm?
Which skin lesion is characterized by an elevated solid lesion that measures greater than 1 cm?
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What type of skin lesion is a circumscribed flat discoloration larger than 1 cm?
What type of skin lesion is a circumscribed flat discoloration larger than 1 cm?
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How would you define a scale in terms of skin lesions?
How would you define a scale in terms of skin lesions?
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Which lesion consists of a collection of free fluid less than or equal to 1 cm?
Which lesion consists of a collection of free fluid less than or equal to 1 cm?
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What distinguishes a papule from other skin lesions?
What distinguishes a papule from other skin lesions?
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Which term refers to the thickening of the epidermis accompanied by exaggerated skin lines?
Which term refers to the thickening of the epidermis accompanied by exaggerated skin lines?
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Which of the following lesions is defined as an edematous, transitory plaque that may last for a few hours?
Which of the following lesions is defined as an edematous, transitory plaque that may last for a few hours?
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What is a common characteristic of a scar in dermatological terms?
What is a common characteristic of a scar in dermatological terms?
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Study Notes
Skin Lesion Types
- Bulla: Circumscribed collection of free fluid, greater than 1 cm in size
- Macule: Circular, flat discoloration, less than 1 cm, colors include brown, blue, red, or hypopigmented
- Nodule: Circular, elevated, solid lesion, greater than 1 cm in size
- Patch: Circumscribed, flat discoloration, greater than 1 cm in size
- Papule: Superficial, solid, elevated lesion, less than or equal to 0.5 cm in size, varying colors
- Plaque: Superficial, elevated, solid, flat topped lesion, greater than 1 cm
- Pustule: Vesicle containing pus (inflammatory cells)
- Vesicle: Circular collection of free fluid, less than or equal to 1 cm in size
- Wheal: Edematous, transient, plaque-like lesion, may last a few hours
- Scale: Epidermal thickening, flakes or plates of compacted, desquamated layers of stratum corneum
- Crust: Dried serum or exudate on skin
- Fissure: Crack or split
- Excoriation: Linear erosion
- Erosion: Loss of epidermis, superficial, part or all of the epidermis lost
- Lichenification: Thickening of epidermis, seen with exaggeration of normal skin lines
- Scar: Thickening, permanent fibrotic changes on skin, following epidermis damage
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Description
Test your knowledge on different skin lesion types with this quiz. Explore various categories such as bulla, macule, and nodule, and understand their characteristics and sizes. Perfect for medical students and healthcare professionals.
