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22 Cards in this Set

  • Front
  • Back
Thin tissue covering lungs and thorax
pleura
Breathing in
inspiration
Air sacs in the lungs
alveoli
Back of the mouth
pharynx
Chest area
thorax
Breathing out
expiration
Sinus cavities function as part of your nose
true
The cartilage which divides the nose in two parts is called the septum
true
Tiny hairs in the respiratory system which help to remove dirt are called the cilia
true
Hollow spaces in the skull above and beside your nose are the sinuses
true
Your sinuses could be painful while driving up through the mountains if the air cavities are __________ by excess mucus.
blocked
The trachea connects to the pharynx.
true
The bronchi of the lungs continue to branch until they end at the tiny air sacs called alveoli
true
Your respiratory muscles contract each time you exhale.
false
When the diaphragm and other respiratory muscles contract, the lungs will experience:
inspiration
The ultimate purpose of respiration:
deliver oxygen to every blood cell
Oxygen is carried throughout the body by blood cells traveling through the arteries
true
Carbon dioxide is carried by blood to the lungs through veins
true
The smallest blood vessels in your body are called capillaries
true
Breathing is controlled by the:
brain
If you are standing still but are breathing much faster then necessary, what will happen?
you will exhale too much carbon dioxide
Red blood cells take in oxygen and give up carbon dioxide in the lungs.
true