1. The respiratory system
By: natalie, kitanna, and alena

2. Nose and nasal cavity
The nose is the first and main external entrance for the respiratory tract. The nose has little hairs and mucus and is to warm moisturize and filter the air before entering the lungs. The hairs and mucus trap dust, pollen, ect.

3. Trachea
The Trachea is your main wind pipe which stands at the back of your throat.

4. The Bronchi and The Bronchioles www.medicalnewstoday.com
Bronchi You have two of thesse, a left one and a right one that split off from the Trachea to feed each lung Bronchioles These tiny tubes branch off from the Bronchi extending throughout all of your lungs

5. Pneumonia www.healthline.com/heath/.pneumonia.
Syntoms
Coughing that contains phlegm[mucus]
Fever, sweating, and chills
Shortness of breath
Chest pain
Vinal Pneumonia symptoms may start  flu-like with wheezing. 
A higher fever may also occur after hours
Bacterial pneumonia symptoms may cause a fever as high as 105 degrees Fahrenheit 

6. Asthma www.medicalnewtoday.com/.articles/888.php.
Symptoms
Shortness of breath 
Chest tightness or pain 
coughing or wheezing 

7. Bronchitis Signs and symptoms: Persistent coughing
Wheezing and low fever and chills
Chest tighting
Sore throat
Body aches and headaches
Blocked nose and sinuses