The MOST vital initial treatment in the management of severe asthma exacerbations is

Correct Answer: B

Rationale: Inhaled short-acting beta-agonists (SABAs) are the first-line treatment for acute asthma exacerbations, providing rapid bronchodilation.

Correct Answer: C

Rationale: The Look-Listen-Feel method is used to assess if a patient is breathing by observing chest movement, listening for breath sounds, and feeling for airflow.

Correct Answer: D

Rationale: Large atrial septal defects do not cause turbulent flow near valves or endocardial surfaces, making them less prone to infective endocarditis compared to other defects like VSD, which promote bacterial seeding.

Correct Answer: D

Rationale: Dennie-Morgan folds are characteristic infraorbital creases seen in children with atopic dermatitis or allergic rhinitis.

Correct Answer: B

Rationale: Cephalohematoma does not extend across suture lines due to the periosteal attachment. The other statements are true regarding cephalohematoma.