Vocab
Tiny blood vessels that surrounded the alveoli
capillaries
two tubes that branch off the trachea
bronchi
Which respiratory disorder often causes the muscles around the bronchial tubes to tighten more than normal, making it hard for a person to breathe?
a cold
The pitch of a sound that you make depends on the length and ________ of your vocal cords
thickness
How is inhaling different form exhaling?
Inhaling is breathing in oxygen and other gases, but exhaling is breathing out
also called the windpipe
trachea
pharynx
Which respiratory disorder often causes the muscles around the bronchial tubes to tighten more than normal, making it hard for a person to breathe?
asthma
In order to live and function every cell needs ________.
oxygen
Which muscles change the space and pressure inside the body to allow breathing?
the chest muscles and the diaphragm
tiny air sacs in the lungs
alveoli
Which part of the respiratory system is a strong, curved muscle attached below the lungs to the lower ribs and backbone?
the diaphram
Which part of the body controls breathing?
the brain
Irritation to the lining of the airways causes air to be violently released through the nose in a _______.
sneeze
Why is smoking harmful?
Smoke contains poisonous chemicals that harm lungs and other parts of the body. As the smoke particles get in the lungs and cool, they form a sticky tar that keeps the cilia from working properly
tiny hairlike structures that line the nasal passages as well as most of the respiratory system
cilia
Which part of the respiratory system is the flap of tissue that covers the trachea when a person swallows?
the epiglottis
Breathing that you can think about and control for a short time.
voluntary breathing
The sound caused by air that cannot move freely and causes parts of the mouth and throat to vibrate and hit together is a ______.
snore
How does studying the respiratory system help someone worship God?
Answers should include that the amazing design and complexity of the respiratory system are beyond our ability to compare or duplicate. As a person realizes this, he should glorify God because of his creation.
also called the voice box
larynx
Which parts of the respiratory system are saclike organs that replace the carbon dioxide in your blood with oxygen?
the lungs
When the lungs become infected, a person has
pneumonia
Cells use oxygen and produce _________.
carbon dioxide
Why is it important for Christians to take care of their bodies?
A Christian's body was made by God and is important to Him. Taking care of our bodies is our responsibility and brings glory to God.