Question

question 7
a patient with urticaria after exposure to an allergen displays \wheals.\ these are usually:
○ blue
○ brown
○ red
○ yellow

question 8
what is a chronic skin condition causing red patches with dry, thick, silvery scales?
○ verruca
○ petechia
○ psoriasis
○ parotitis

question 9
scarlet fever is also known as:
○ tularemia
○ rubeola
○ scarlatina
○ german measles

Explanation:

• Question 7: Urticaria (hives) wheals result from allergic reactions causing vasodilation and fluid leakage, appearing red.
• Question 8: Psoriasis is a chronic autoimmune skin condition characterized by red patches with silvery scales.
• Question 9: Scarlet fever, caused by Streptococcus pyogenes, is also termed scarlatina.

Answer:

Question 7: red
Question 8: Psoriasis
Question 9: scarlatina