Trachea
The Trachea is also known as the...
Windpipe
The circulatory system is the what?
most important system in the body
Where are blood vessels?
Throughout the entire body
The heart is a what?
a muscular organ
How many lungs are there?
2
food should not travel down the Trachea it should travel down the...
esophagus
the circulatory system transports blood
to and from the heart
Veins...
carry blood back to the heart
The heart is one of the
main components of the circulatory system
the left lung is smaller because...
it needs to make room for the heart
What is the purpose of the Trachea?
to transport air to and from the lungs
without the heart...
the circulatory system would not work
Arteries are...
the thickest blood vessel and carry blood away from the heart
The right side of the heart pumps what? The left side pumps what?
the lung takes roughly how many breathes daily?
22,000
The inner membrane of the Trachea is covered in...
cilia
What is the main function of the circulatory system?
TO help blood flow, fight disease and transport oxygen and nutrients
Capillaries are...
blood vessels that carry blood between arteries and veins
what separate the chambers and prevent backflow of blood in the heart?
Valves.
each lung has a section called what?
Lobes
The Trachea is surrounded by how many rings of cartiledge
15 to 20
what is the role of the heart in the circulatory system?
it pumps blood throughout your body
what is the difference between veins and arteries?
veins are thin and not as flexible as arteries but are longer in diameter
What are at the top of the heart and what are at the bottom?
Atria are at the top and Ventricles are at the bottom
how many alveoli are there in the lungs?
about 600 million