Edexcel IGCSE Biology - Ventilation
Studied by 0 people
Call Kai
Learn
Practice Test
Spaced Repetition
Match
Flashcards
Knowt Play1/11
Earn XP
Description and Tags
Vocabulary flashcards for the Edexcel IGCSE Biology ventilation lecture.
Name | Mastery | Learn | Test | Matching | Spaced | Call with Kai |
|---|
No analytics yet
Send a link to your students to track their progress
12 Terms
Thorax
The chest cavity containing the heart, lungs, and associated structures.
Trachea
A tube that draws air into the lungs; sometimes referred to as the windpipe.
Bronchi
The two branches the trachea splits into.
Bronchioles
Smaller branches that the bronchi split into.
Alveoli
Air sacs at the end of bronchioles where gas exchange occurs.
Diaphragm
A sheet of muscle at the bottom of the thorax.
Ribcage
A collection of bones that encloses and protects the thorax.
Pleural Membrane
Surrounds the lungs and helps to lubricate them during ventilation.
Intercostal Muscles
Muscles located between the ribs that help hold the ribs together.
Ventilation
The mechanism of breathing.
Inhalation
The process of breathing in, increasing the volume of the thorax and drawing air into the lungs due to a pressure decrease.
Exhalation
The process of breathing out, decreasing the volume of the thorax and forcing air out of the lungs due to a pressure increase.
Note 
Flashcards (43)