Free 5-question sample test with instant feedback. See how ready you are.
Question 1
What nail disorder is characterized by the separation of the nail plate from the nail bed, beginning at the free edge?
Answer: Onycholysis. The nail plate detaches from the nail bed without shedding, often caused by injury, infection, or chemical exposure.
Question 2
What is the term for the complete shedding or falling off of the nail plate from the nail unit?
Answer: Onychoptosis. This condition involves the periodic shedding of one or more nails and can be caused by systemic illness, high fever, or trauma.
Question 3
What nail condition is defined as abnormal brittleness of the nails with longitudinal striations or ridges?
Answer: Onychorrhexis. It is characterized by brittle nails that split along the length of the nail plate, often caused by excessive filing, chemical exposure, or nutritional deficiency.
Question 4
What nail disorder presents as white spots or streaks on the nail plate caused by minor trauma to the nail matrix?
Answer: Leukonychia. These white discolorations are embedded in the nail plate and grow out with the nail as new cells form.
Question 5
What is the name of the condition where the nail plate has a concave or spoon-like shape?
Answer: Koilonychia. The nail curves inward like a spoon and can be associated with iron-deficiency anemia or other systemic conditions.