Primary ciliary dyskinesia is a disorder characterized by chronic respiratory tract infections, abnormally positioned internal organs, and the inability to have children (infertility). The signs and symptoms of this condition are caused by abnormal cilia and flagella.
Apart from the writing sections, all the five sections contain a total of 48 questions. Out of these 48 questions, 40 contribute towards the score in PCAT, while the remaining 8 questions are experimental questions that are not scored. Out of the two writing sections, one section is for experimentation.
The CHPN exam is composed of 150 multiple-choice questions, each of which has four possible responses. There are 15 pretest questions, which do not count towards the final score. You will not be able to tell which questions are pretest questions. The exam takes approximately three hours to complete.