PEUTZ–JEGERS PIGMENT SPOTSA removed by cryodestructionB do not require special treatmentIN are lightened only during a course of chemical peelingsD can only be removed using a CO2 laser

To ensure the safety and efficacy of a chemical peeling procedure, various essential equipment and materials are necessary, including:

Which of the following information about visual pigment regeneration is incorrect?A) When exposed to light, retinal changes its shape (isomerization).B) Under prolonged exposure to light, retinal detaches from opsin (visual pigment bleaching).C) Opsin and retinal should be attached again in order to reach to the light.D) When visual pigments are bleached, they cannot react to the light anymore.E) Photoreceptors become more responsive to the light due to prolonged exposure to the light.

The substance called is produced in specialized skin cells. It absorbs ultraviolet radiation from sunlight, preventing it from causing mutations in the DNA of skin cells.

A 4 years old child was brought to Pediatric OPD with complaints of dry skin, freckles and severe sunburns after spending just a few minutes in the sun. He was diagnosed with xeroderma pigmentosu. In this genetic disease, the cell fails to repair the damaged DNA, due to a defect in the:Select one:a. Base excision repairb. Nucleotide excision repairc. Mismatch repaird. Direct repair

A 4 years old child was brought to Pediatric OPD with complaints of dry skin, freckles and severe sunburns after spending just a few minutes in the sun. He was diagnosed with xeroderma pigmentosu. In this genetic disease, the cell fails to repair the damaged DNA, due to a defect in the:Select one:a. Direct repairb. Base excision repairc. Nucleotide excision repaird. Mismatch repairClear my choice