College of Massage Therapists of British Columbia (CMTBC) Practice Exam

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Which of the following bronchi is wider and shorter?

Left bronchi
Right bronchi
Distal bronchi
Segmental bronchi

The correct answer is: Right bronchi

The right bronchi is wider and shorter compared to the left bronchi. This anatomical difference is significant because the right main bronchus is more vertical, which allows for a direct pathway for foreign objects to potentially enter the right lung if inhaled. The right bronchus typically has a larger diameter, making it more accommodating for airflow. Understanding the anatomical position and structure of the bronchi is important in fields such as respiratory therapy and medicine, as it can affect how certain procedures are performed and the likelihood of complications like aspiration. The left bronchus, in contrast, is narrower and longer due to its angle as it passes to the left lung, accommodating the heart's position. Distal bronchi and segmental bronchi refer to further branching structures within the bronchial tree, and while their characteristics may vary, neither is specifically classified as wider or shorter when compared to the right main bronchus.