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

Disable ads (and more) with a membership for a one time $2.99 payment

Prepare for the College of Massage Therapists of British Columbia exam with our high-quality resources. Practice with flashcards and multiple choice questions, each with hints and explanations. Elevate your exam readiness!

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

Practice this question and more.

What is the uppermost portion of the lower respiratory tract?

Trachea
Alveoli
Bronchioles
Bronchi

The correct answer is: Trachea

The uppermost portion of the lower respiratory tract is the trachea. It serves as the main airway that transports air from the upper respiratory tract to the lungs. Located just below the larynx, the trachea branches into the bronchi, which then further divide into bronchioles and ultimately lead to the alveoli where gas exchange occurs. While the bronchi, bronchioles, and alveoli are all important components of the lower respiratory tract, they are positioned below the trachea. The bronchi branch off from the trachea, allowing air to enter each lung, and the bronchioles continue to branch from the bronchi, leading to the alveoli where oxygen and carbon dioxide are exchanged. Therefore, recognizing the trachea as the uppermost structure in this context is essential for understanding the anatomy of the respiratory system.