In iron deficiency anemia, the erythrocytic indices are typically:

Correct Answer: B

Rationale: Iron deficiency anemia is characterized by microcytosis (low MCV) and hypochromia (low MCH and MCHC).

Correct Answer: C

Rationale: The Heimlich maneuver involves abdominal (epigastric) thrusts to expel an obstructing object from the airway by creating an artificial cough.

Correct Answer: A

Rationale: A history of inflicted trauma is the most direct indicator of physical abuse, though bruises and burn marks are also common signs. Intestinal injury is less frequent and typically indicates severe internal trauma.

Correct Answer: D

Rationale: Infectious rhinitis is the most common cause of nonallergic rhinitis in children.

Correct Answer: B

Rationale: Turner syndrome typically presents with lymphedema rather than generalized edema. Hydrops fetalis, congenital nephrosis, and Hurler syndrome are all associated with significant fluid retention and generalized edema.