Web31 Oct 2024 · The bronchus tubes keep branching off into smaller and smaller tubes called bronchi. The tubes are lined with fine hair-like structures called cilia. As the cilia sway back and forth, they carry the mucous upwards to the trachea where it can be coughed up or swallowed. Alveoli Advertisement Answer 2 sweeraslime Answer: Bronchioles Explanation: WebThe bronchi are lined with cilia, tiny hairlike structures. The cilia help move mucus (phlegm) and particles out of your lungs. When you cough or swallow, the particles trapped in the …
20.2: Organs and Structures of the Respiratory System
Web14 Dec 2024 · The lungs begin at the bottom of your trachea (windpipe). The trachea is a tube that carries the air in and out of your lungs. Each lung has a tube called a bronchus that connects to the trachea ... WebPage 5 of 5 Air we breathe in enters the network of tubes leading from our mouth / nose. It travels down through these tubes to the alveoli. The oxygen dissolves in the mucous that lines the alveoli. It then passes through the very thin membrane of the alveoli and is picked up by the red blood cells (in the vast network of capillaries which surround the alveoli) bob the builder mucky muck
Science, Respiratory System Grade 9 Flashcards Quizlet
WebYour trachea (TRAY-kee-uh) is a long, U-shaped tube that connects your larynx (voice box) to your lungs. The trachea is often called the windpipe. It's a key part of your respiratory … Web19 Jan 2024 · Bronchial tubes are really just like small hoses. They branch out from the trachea to take air to the lungs. When they reach the lungs, they split out into smaller branches, called... WebAlveolar ducts are attached to the end of each respiratory bronchiole. At the end of each duct are alveolar sacs, each containing 20 to 30 alveoli. Gas exchange occurs only in the alveoli. The alveoli are thin-walled and look like tiny bubbles within the sacs. The alveoli are in direct contact with capillaries of the circulatory system. bob the builder music video