Nokea
Children who should receive meningococcal conjugate vaccine (Hib-MenCY, MenHibrix) include:
- A. Children traveling to the Haj
- B. Infants, routinely at 2, 4, 6, and 12 to 15 months
- C. Infants with functional asplenia (including sickle cell disease)
- D. Two-year olds with complement deficiencies
Correct Answer: C
Rationale: Hib-MenCY is indicated for infants with asplenia (e.g., sickle cell); Haj travel applies to older meningococcal vaccines.
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Slow channel syndrome is due to
- A. Accumulation of Na+ ions in channels
- B. Accumulation of K+ ions in channels
- C. Accumulation of Mg++ ions in channels
- D. Accumulation of Ca++ ions in channels
Correct Answer: D
Rationale: Slow channel syndrome relates to calcium channel dysfunction.
The drug used for the treatment of trachomoniasis is:
- A. Tetracycline
- B. Suramin
- C. Metronidazole
- D. Pyrimethamine
Correct Answer: C
Rationale: Metronidazole is the standard treatment for trichomoniasis, a protozoal infection caused by Trichomonas vaginalis, due to its specific antiprotozoal activity.
Choose a drug that does not cause bradycardia:
- A. Clonidine
- B. Guanethidine
- C. Hydralazine causes reflex tactycardia
- D. Propranolol
Correct Answer: C
Rationale: Hydralazine causes reflex tachycardia, not bradycardia.
Which of the following inhibit production of triiodethyronine (T4) from tetraiodethyronine (T3)?
- A. Iodides
- B. Thiocyanate
- C. Perchlorate
- D. Amiodarone
Correct Answer: D
Rationale: Amiodarone inhibits the peripheral conversion of T4 to T3, reducing active thyroid hormone levels.
Traditional Chinese medicine utilizes yin (cooling) versus yang (warming) in assessing and treating disease. Menopause is considered a time of imbalance, therefore the Chinese herbalist would prescribe:
- A. Herbs which are yang in nature
- B. Herbs that are yin in nature
- C. Ginger
- D. Golden seal
Correct Answer: B
Rationale: Menopause is a yin-deficient state (hot flashes), so yin (cooling) herbs are prescribed.