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Which of the following areas is most commonly affected by psoriasis?

A.

Scalp

B.

Soles of the feet

C.

Abdomen

D.

Neck

Answer and Explanation

The Correct Answer is A

Explanation: Psoriasis commonly affects the scalp, leading to the formation of red, scaly patches on the scalp's surface. It can also extend to the hairline and behind the ears.

Incorrect choices: b. Soles of the feet - Psoriasis can affect the soles of the feet, but it is less common than scalp involvement.

c. Abdomen - Psoriasis can occur on the abdomen, but it is not as frequently affected as the scalp.

d. Neck - Psoriasis can involve the neck area, but it is not the most common site of involvement.


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Related Questions

Correct Answer is C

Explanation

Explanation: Phototherapy involves exposing the skin to UV light to treat psoriasis. During phototherapy sessions, patients should wear special shields to protect their eyes and genitals from potential UV damage.

Incorrect choices: a. Patients undergoing phototherapy are actually exposed to controlled amounts of UV light, which is different from uncontrolled sun exposure. Phototherapy is a prescribed treatment and should be done under healthcare professional supervision.

b. While phototherapy may cause temporary skin darkening or tanning, it is not associated with permanent changes in skin color.

d. Phototherapy does not increase the risk of skin infections. However, patients with psoriasis should practice good hygiene to prevent infections related to their condition and skin care routine.

Correct Answer is C

Explanation

Explanation: Psoriasis is believed to have a genetic component, and it is considered an autoimmune disorder where the immune system mistakenly attacks healthy skin cells, leading to the characteristic skin changes.

Incorrect choices: a. Poor hygiene and lack of skin care - Psoriasis is not caused by poor hygiene or lack of skin care.

b. Exposure to environmental toxins - While environmental factors may trigger or worsen psoriasis in some individuals, they are not the primary cause of the condition.

d. Excessive sun exposure - Sun exposure may improve psoriasis symptoms in some people, but it is not the underlying cause of the condition.

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