[DOC] [TLE] The Respiratory System - Dictionary definition of The Respiratory ... [PAR] The lower part consists of the lower part of the trachea, bronchi, and lungs ... 
hairs that prevent large particles such as dust, insects, and sand from entering. ... 
The pharynx or throat is a short, muscular tube extending about 5 inches (12.7 ... 
As blood passes through these vessels and air fills the alveoli, the exchange of... [DOC] [TLE] The Lungs and Respiratory System. Chest/Lung Information | Patient [PAR] The air that we breathe in enters the nose or mouth, flows through the throat (
pharynx) and voice box (larynx) and ... The trachea divides into two hollow tubes 
called bronchi. ... These chemicals are important in the control of blood pressure. [DOC] [TLE] The Respiratory System - Human Anatomy [PAR] External respiration is the exchange of gases between the air in the lungs and ... 
The components of the human respiratory system consist of air passageways and 
two lungs. ... Thus, these sinuses are extensions of the nasal chambers into the 
skull bones. ... Thus, it regulates the volume of air passing through the trachea. [DOC] [TLE] The Respiratory System - NHLBI, NIH - National Heart, Lung, and ... [PAR] Jul 17, 2012 ... Air first enters your body through your nose or mouth, which wets and ... The 
windpipe splits into two bronchial tubes that enter your lungs. ... These tubes end 
in bunches of tiny round air sacs called alveoli (al-VEE-uhl-eye). [DOC] [TLE] Free Flashcards about ANATOMY - StudyStack [PAR] AIR ENTERS THE LUNGS THROUGH THESE 2 TUBES WHICH ARE 
EXTENSIONS OF THE TRACHEA, BRONCHIAL TUBES. ALSO CALLED THE 
CORIUM,... [DOC] [TLE] Fellmann et al/Human Geography, 8/e [PAR] 2. Carbon dioxide is considered a harmful by-product of cellular respiration 
because it .... Air enters the trachea and flows into the two bronchi and then into a 
series of sacs and parallel tubes called parabronchi, which comprise the avian 
lungs. ... These can be either uncovered extensions from the body surface called
... [DOC] [TLE] Out of Breath - Lesson - www.teachengineering.org [PAR] These organs are protected by your rib cage, which helps us breathe by moving 
... Air first enters the body through the nose or mouth and then travels down the 
throat ... The trachea then splits into two large tubes (one for each lung) called the 
right .... Thoughtful Questions: Ask the students the following extension questions
... [DOC] [TLE] Avian Respiratory System - eXtension [PAR] May 5, 2015 ... After the syrinx, the trachea divides into two much narrower tubes called bronchi. 
... Each bronchus (singular of bronchi) enters a lung. ... In comparison, air passes 
through a bird's lungs in one direction. ... The air sacs in a bird's lungs connect to 
the air spaces in these bones, and the bones then act as part... [DOC] [TLE] Respiratory System Lesson Plan Grades 3-5 - ExplorationWorks! [PAR] In the chest cavity, the trachea splits into two smaller tubes called the bronchi. ... 2
. Gas Exchange in the Lungs: Air enters the lungs through the bronchial tube that 
... Lungs  In these two large organs the oxygen/carbon dioxide exchange occurs
. .... the trachea and out of the body through the nose and mouth. Extension. [DOC] [TLE] Your Internal Air-Conditioning: The Respiratory System - Harun Yahya [PAR] As you breathe, these molecules enter the nose alongside oxygen. ... When air 
enters the nose, it encounters tiny hairs known as cilia and is immediately ... The 
cleaned air is now ready to pass to your lungs through the windpipe. .... Each 
micro-tube has two extensions known as the inner and outer arms, which contain 
a... [DOC] [TLE] The respiratory system in health and disease [PAR] May 18, 2016 ... Oxygen-rich air enters the nares (nostrils) and travels through the nasal ... which 
is an extension of the roof of the mouth called the hard palate. ... Within the thorax
, the trachea divides into two tubes called bronchi, ... these two viruses destroy

Question: Air enters the lungs through these two tubes which are extensions of the trachea
Answer: Bronchial Tubes