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18 terms

Ms. J's Respiratory

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Respiratory System
system that brings oxygen to your body and removes carbon dioxide.
Esophagus
tube-like structure that moves food from the mouth to the stomach.
Trachea
tube-like structure that moves air from the mouth to the lungs.
Epiglottis
structure that directs air down the respiratory path and food down the digestive path.
Alveoli
small, round sacs in the lungs where CO2 and O2 are exchanged.
Diaphragm
muscle responsible for breathing.
Nicotine
The chemical in cigarettes that causes addiction
Nitrogen
The gas that is most abundant in the earth's atmosphere
Spiracles
Insects have little holes along their abdomens to take in oxygen. These holes are called_________.
Mucus
The nose produces a continuous supply of ____________ to put moisture in the air and catch dust and bacteria.
Asthma
a disease affecting the lungs; most commonly found in children; causes repeated episodes of wheezing, breathlessness, chest tightness, and early morning coughing; no know cause or cure
Lung cancer
a cancer of the lungs which is caused primarily by the carcinogens in cigarette smoke; it is the leading cancer killer; can also be caused by radon gas and on-the-job carcinogens (things that cause cancer) such as asbestos, uranium, arsenic, and certain petroleum products
Bronchitis
an infection most common in infants and children that causes pneumonia; most people recover in 8 to 15 days but will have repeated infections throughout their life; symptoms include fever, runny nose, cough, and wheezing
Emphysema
a chronic disease involving damage to the air sacs in the lungs and the body does not get the oxygen it needs; the most common cause is cigarette smoking
Tuberculosis
an infectious disease that usually attacks the lungs and is spread from person to person in the air; symptoms include a persistent cough, run-down feeling, weight loss, fever, and loss of appetite; you may be a carrier but not come down with the disease
Cystic Fibrosis
an inherited chronic disease in which the mucus lining in the lungs and digestive organs is thicker than normal causing difficulty breathing and digesting food
Respiratory Syncytial Virus (RSV)
an infection or inflammation of the lungs where the air sacs fill with pus making it difficult to get oxygen to the blood; there are over 30 different causes including bacterial/viral infections, fungus, and chemicals
pharynx
is shared with the digestive system from the tongue down to the epiglottis, food goes down the esophagus and air passes through the trachea