Nokea
All the following antimalarials act by forming heme complexes which are toxic to the parasite except
- A. Primaquine
- B. Chloroquine
- C. Mefloquine
- D. Quinidine
Correct Answer: A
Rationale: Primaquine does not act by forming heme complexes; it works through a different mechanism.
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The MOST common cause of death from associated cardiac lesions without heart syndrome in the first month of life is
- A. d-Transposition
- B. hypoplastic left heart syndrome
- C. pulmonary atresia
- D. truncus arteriosus
Correct Answer: A
Rationale: d-Transposition of the great arteries is a common cause of death in the first month due to mixing of oxygenated and deoxygenated blood.
Chief organ systems affected in acute graft-versus-host reaction are:
- A. Skin
- B. Renal system
- C. Gut
- D. CNS
Correct Answer: A
Rationale: The skin is one of the primary organ systems affected in acute graft-versus-host disease. The renal system, gut, and CNS can also be affected, but the skin is the most commonly involved.
In hyper cyanotic spells in Fallots tetralogy
- A. Hypoxia is there
- B. Murmur disappear
- C. Right to left shunt increases
- D. Acidosis occur
Correct Answer: C
Rationale: During hypercyanotic spells in Tetralogy of Fallot, the right-to-left shunt increases, leading to worsening cyanosis.
A 12-month-old infant who had cardiopulmonary bypass with RBC and plasma infusions during surgery at 8 months is seen for a well child examination. Which vaccine may be administered at this visit?
- A. Measles
- B. mumps
- C. and rubella (MMR)
- D. Oral polio vaccine (OPV)
Correct Answer: C
Rationale: Live vaccines should be delayed until 6 months after cardiopulmonary bypass and exposure to RBCs and plasma. PCV-13 is not a live-virus vaccine.
While preparing to discharge an 8-month-old infant who is recovering from gastroenteritis and dehydration, the nurse teaches the parents about their infant’s dietary and fluid requirements. The nurse should include which other topic in the teaching session?
- A. Nursery schools
- B. Toilet Training
- C. Safety guidelines
- D. Preparation for surgery
Correct Answer: C
Rationale: Safety guidelines are crucial for an 8-month-old infant who is becoming more mobile and curious, reducing the risk of accidents.