One of the following is a microcytic hypochromic a

Question 1 of 5

One of the following is a microcytic hypochromic anemia:

A. Aplastic anemia B. Iron deficiency anemia C. Leukemia D. Sickle cell anemia

Correct Answer: B

Rationale: Iron deficiency anemia is characterized by microcytic hypochromic red blood cells due to insufficient iron needed for hemoglobin production.

Question 2 of 5

One of the following statements is TRUE regarding skin tests in identifying food allergies in patients with atopic dermatitis

A. Negative skin and blood test results for allergen-specific IgE have a low predictive value for excluding suspected allergens B. Positive results of skin or blood tests using foods often correlate with clinical symptoms and no need to be confirmed with controlled food challenges C. Extensive elimination diets are commonly required D. the majority of patients react to more than 3 foods

Correct Answer: D

Rationale: Skin prick tests and specific IgE tests can help identify relevant allergens.

Question 3 of 5

Topical anti-inflammatory agents, including corticosteroids and immunomodulators, are the cornerstone of therapy for atopic dermatitis. All the following statements are true EXCEPT

A. Ointments generally are preferred over creams and lotions B. The least potent corticosteroid that is effective should be used C. Low-potency, nonfluorinated corticosteroids should be used on the face D. Reduced efficacy of topical corticosteroids is usually related to glucocorticoid resistance

Correct Answer: D

Rationale: Reduced efficacy is usually due to tachyphylaxis (diminished response), not true glucocorticoid resistance.

Question 4 of 5

A 12-year-old boy with a history of ventricular septal defect presents with heart failure, a bulging praecordium, and murmurs. What complication best explains his condition?

A. Acute rheumatic fever B. Aortic valve regurgitation C. Eisenmenger syndrome D. Increasing left to right shunt

Correct Answer: B

Rationale: Aortic valve regurgitation can develop due to progressive damage from turbulent blood flow, leading to volume overload and heart failure.

Question 5 of 5

Which of the following statements about basic life support measures is FALSE?

A. Chest compressions are performed a fingerbreadth below the intermammillary line in infants. B. The ratio of compressions to ventilations during CPR is 5:1 for infants and children. C. The chin lift is the desired method for opening the airway in traumatized children. D. Effective chest compressions should result in a palpable central pulse.

Correct Answer: C

Rationale: For trauma patients, the jaw thrust (not chin lift) is the preferred airway maneuver to avoid cervical spine movement and further injury.

One of the following is a microcytic hypochromic anemia:

Nurselytic

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