1. ANATOMY
Unit 3 Notes:
Respiratory
Disorders

2. (1) Bronchitis
• Bronchiole tubes become inflamed and full
of mucus.
• Individuals often have problems breathing,
wheezing, coughing up phlegm, chest pain.
• Causes:
– Bacterial or Viral infection
– Frequent inhalation of irritating gases or
dust (smoking, working in a factory, etc.)

4. (2) Pneumonia
• The bronchioles become filled with pus and
mucus.
• Individuals will suffer fever, chills and flu like
symptoms.
• Causes:
– Bacterial infection
– Viral infection

6. (3) Cystic Fibrosis
• Disorder of the CFTR gene.
• Organs overproduce thick mucus due to an
overproduction of sodium.
• Individuals die from malnutrition and/or
suffocation.
• No cure.

9. (4) Asthma
• Oversensitive bronchiole tubes.
• Easily become inflamed and filled with
mucus due to allergens.
• Caused by genetics or over-inhalation of
irritants.
• Inhalers dilate the bronchioles to allow more
air to flow in and out.

11. (5) Tuberculosis
• Chronic bacterial infection of the lungs.
• Airborne
• Typical flu symptoms in addition to coughing of
blood.
• Treated with several rounds of antibiotics.
• Tested for with a skin test and x-rays in severe
cases.

13. (6) COPD
• Chronic Obstructive Pulmonary Disease
• Bronchioles become inflamed, weakened,
and blocked by mucus.
• Result of having several respiratory disorders
repetitively.