Answer to Question 1
ANS: C, D
Protuberant abdomen, barrel chest, wasted buttocks, and thin extremities are common features in children with cystic fibrosis.
Answer to Question 2
ANS: B
Colic is described as persistent, unexplained crying or fussing in infants younger than 3 months. Episodes generally occur at the same time each day, usually during the late afternoon or evening. During such episodes, the infant appears to be pulling both the legs and the arms into a flexed position.