Alveolar type of rhabdomyosarcoma accounts for approximately 1/3 of all cases of pediatric RMS and carries the poorest prognosis. Of the following, the MOST common site of involvement by alveolar type RMS is
- A. orbit
- B. middle ear
- C. extremities
- D. bladder
Correct Answer: C
Rationale: Extremities are the most common site for alveolar rhabdomyosarcoma.
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By the age of 7 months, the infant is able to do all the following EXCEPT
- A. transfer object from hand to hand
- B. actively bounces
- C. uses radial palm grasp
- D. roll over
Correct Answer: D
Rationale: Rolling over is usually achieved earlier, by 4-6 months, while other skills are typical for 7 months.
A 10-month-old child can do all the following EXCEPT
- A. says mama or dada
- B. follows one-step command without gesture
- C. points to objects or real first word
- D. speaks inhibition word 'no'
Correct Answer: D
Rationale: Speaking inhibition words like 'no' typically occurs later.
The nurse understands that an anaphylactic reaction is considered which of the following types of hypersensitivity reactions?
- A. Type I
- B. Type III
- C. Type II
- D. Type IV
Correct Answer: A
Rationale: An anaphylactic reaction is considered a Type I hypersensitivity reaction. In Type I hypersensitivity, the immune system produces IgE antibodies in response to an allergen, leading to the release of various inflammatory mediators like histamine. This immediate systemic reaction can cause symptoms such as hives, itching, swelling, difficulty breathing, and in severe cases, anaphylactic shock. These reactions occur quickly, typically within minutes to hours after exposure to the allergen. Anaphylaxis is a medical emergency that warrants immediate intervention with epinephrine and supportive care.
You are discussing the risk of radiotherapy with the parents of a child with medulloblastoma; the mother has a concern about the late neurological complications post radiotherapy. The statement that should be included in the discussion that late neurological sequelae post radiotherapy is more severe with
- A. focal radiotherapy rather than craniospinal irradiation
- B. children with an age of less than 3 year
- C. concomitant chemo-radiotherapy
- D. low grade tumors rather than high grade tumors
Correct Answer: B
Rationale: Younger children (<3 years) are more susceptible to long-term neurotoxic effects of radiotherapy.
A 19 y.o. student develops trigeminal neuralgia. Which of the ff. actions will most likely aggravate her pain?
- A. Sleeping
- B. Reading
- C. Eating
- D. Cooking
Correct Answer: C
Rationale: Trigeminal neuralgia is a condition characterized by sudden and severe facial pain caused by irritation or damage to the trigeminal nerve. Trigeminal neuralgia pain is often triggered by certain activities that stimulate the nerve, such as eating, talking, or brushing teeth. The act of chewing and ingesting food can put pressure on the trigeminal nerve, leading to increased pain for individuals suffering from trigeminal neuralgia. Therefore, eating is most likely to aggravate the pain in a 19-year-old student with trigeminal neuralgia.