It is possible to hyperextend the fingers at the knuckles

Marasmus is most common in children of which age group?

a. Younger than 1 year b. 1-2 years c. 5-6 years d. 12-15 years

What type of medications may lead to first-degree heart block?

a. Bronchodilators b. Corticosteroids c. Beta blockers d. Xanthines