Nokea
Cytosolic glycogen accumulation does not occur in
- A. Pompe disease
- B. Mc Ardle's disease
- C. Phosphofructokinase deficiency
- D. Phosphoglycerate kinase deficiency
Correct Answer: D
Rationale: Phosphoglycerate kinase deficiency does not lead to cytosolic glycogen accumulation.
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Common causes of seizures in a neonate are:
- A. Hypocalcaemia
- B. Hypoglycaemia
- C. Pyridoxine deficiency
- D. Hydrocephalus
Correct Answer: B
Rationale: The correct answer is B because hypoglycaemia is a common cause of neonatal seizures. The other options (a, c, d, e) are also causes but less common.
A 3-month-old infant who was previously healthy now has a persistent cough, bilateral lung crackles, and poor appetite. A grade III/VI, low-pitched, holosystolic murmur over the left lower sternal border and palpates the liver at one centimeter below the ribs. What diagnosis is likely?
- A. Atrial septal defect (ASD)
- B. Coarctation of the aorta (COA)
- C. Patent ductus arteriosis (PDA)
- D. Ventricular septal defect (VSD)
Correct Answer: D
Rationale: The symptoms above are characteristic of a VSD and may not present at birth but appear later as CHF becomes more pronounced.
The following statements about immunoglobulins are false:
- A. IgG is not transferable across the placenta
- B. IgM is usually a pentamer
- C. IgE levels are raised in parasitic infestations
- D. IgD is important in antibody dependent cytotoxicity
Correct Answer: A
Rationale: IgG is not transferable across the placenta: IgG is the only immunoglobulin that crosses the placenta to provide passive immunity to the fetus.
A client admitted to a surgical unit is being evaluated for an intestinal obstruction. The healthcare provider prescribes a nasogastric tube (NGT) to be inserted and placed to intermittent low wall suction. Which intervention should the nurse implement to facilitate proper tube placement?
- A. Soak nasogastric tube in warm water
- B. Insert tube with client's head tilted back
- C. Apply suction while inserting tube
- D. Elevate head of bed 60 to 90 degrees
Correct Answer: D
Rationale: Elevating the head of the bed helps facilitate proper placement of the NGT and reduces the risk of aspiration.
Which painful, tender, pea-sized nodules may appear on the pads of the fingers or toes in bacterial endocarditis?
- A. Osler nodes
- B. Janeway lesions
- C. Subcutaneous nodules
- D. Aschoff nodes
Correct Answer: A
Rationale: Osler nodes are red, painful, intradermal nodes found on pads of the phalanges in bacterial endocarditis. Janeway lesions are painless hemorrhagic areas on palms and soles in bacterial endocarditis. Subcutaneous odules are nontender swellings, located over bony prominences, commonly found in rheumatic fever. Aschoff nodules are small nodules composed of cells and leukocytes found in the interstitial tissues of the heart in rheumatic myocarditis