PTA Physical Therapy Assistant

Answer: C - Ineffective cough is the respiratory consequence that can be expected in a
5-year-old boy with cerebral palsy who has weak abdominal obliques.

Inadequate upper chest expansion may occur if there is tight pectoralis minor.

Abdominal breathing can occur due to decreased active upper thoracic extension.

Decreased structural reinforcement of posterior chest wall can occur due to weak serratus anterior.