1/8 - The Respiratory System

Explore the respiratory system with this interactive worksheet! Learn about lungs, trachea, and alveoli.

Vocab Match! Match the vocab words to their correct definition below! cilia tiny hairs that trap dirt particles trachea another name for windpipe bronchi each of these leads to a lung and contains cilia bronchiole small branches of the bronchi and nicknamed "little branches" alveoli clusters of air sacs at the end of the bronchioles Watch the video below and be ready to answer some questions! The only organ that can float on water is the... heart brain lungs liver The left lung has how many lobes? 1 2 3 4 About how many times a day does a person breathe? 20 times 200 times 2,000 times 20,000 times The cilia inside of the bronchi helps move the... mucus air oxygen little hairs The large flat muscle under the lungs is called the... lungs bronchi trachea diaphragm Label It! Click on the dots to label the parts of the respiratory system. Do your best to spell the words correctly! Your words are:bronchitracheabronchiolediaphragmalveoli diaphragm trachea bronchi bronchiole alveoli