Nokea
What is the cause of shingles?
- A. Parasitic fungi
- B. Itch mite
- C. Reactivated virus
- D. Hormonal change
Correct Answer: C
Rationale: Several skin disorders involve an infecting agent. Scabies is caused by an itch mite. Parasitic fungi cause dermatophytosis in the skin, scalp, and nails. Shingles is caused by a reactivated virus. Hormonal change is not the cause of shingles.
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The nurse is assessing a client with onychocryptosis. Which of the following is evident if the tissue is infected?
- A. Pressure
- B. Redness and swelling
- C. Pain
- D. Purulent drainage and an odor
Correct Answer: D
Rationale: Purulent leakage and an odor are evident if the tissue is infected. A client with onychocryptosis feels a local pressure from the abnormal nail growth, but this is not a sign of the tissue being infected. Redness, swelling, and pain occur where the nail pierces the adjacent tissue.
A client receives treatment for a dermatophyte infection of the toenail. How would the nurse document this condition in the chart?
- A. Pediculosis
- B. Tinea pedis
- C. Onychomycosis
- D. Onychocryptosis
Correct Answer: C
Rationale: Onychomycosis is a dermatophyte infection of the fingernails or the toenails. Pediculosis is an infestation of lice. Tinea pedis is athlete's foot. Onychocryptosis is a medical term for an ingrown toenail.
A client has just been diagnosed with rosacea. The nurse knows that initial treatment of rosacea includes what?
- A. Corticosteroids
- B. Antibiotics
- C. Antifungals
- D. Retinoids
Correct Answer: B
Rationale: Physicians treat rosacea initially with oral antibiotics, such as minocycline (Minocin). Corticosteroids are used in some skin disorders for their anti-inflammatory effect. Antifungals are used for the treatment of fungal infections. Retinoids are used in the treatment of acne.
The nurse is working with community groups. At what location would the nurse anticipate a possible scabies outbreak?
- A. Shopping mall
- B. Swimming pool
- C. College dormitory
- D. Gymnasium
Correct Answer: C
Rationale: The nurse is correct to anticipate a potential scabies outbreak in a college dormitory. Outbreaks are common where large groups of people are confined or housed. Spread of scabies is from skin-to-skin contact. Although there are groups of people at the shopping mall, swimming pool, and gymnasium, typically, there is no personal contact.
The school nurse is instructing a parent in the care and elimination of lice from their child's hair. The parent brings all of the products for care in a bag. Which contents are not appropriate for use?
- A. Shampoo and conditioner
- B. Permethrin (Nix)
- C. Plastic fine-toothed comb
- D. New hair clips
Correct Answer: A
Rationale: The nurse is correct to instruct the parent to avoid shampoo and conditioner because this coats the hair and protects the nits. Nix and a fine-toothed comb are recommended. New hair clips may be used once the infestation is gone.