1. Human Bacterial Diseases

2. Who do they affect? Bacteria cause half of all human diseases Bacteria cause half of all human diseases Bacteria are carried in air, food, water, and can invade wounds Bacteria are carried in air, food, water, and can invade wounds

3. How are they identified? Bacteria are classified by shapes – spheres, rods, and spirals. Bacteria are classified by shapes – spheres, rods, and spirals. Bacteria cell walls are made up of different arrangements of sugars and amino acids and react differently to gram stains Bacteria cell walls are made up of different arrangements of sugars and amino acids and react differently to gram stains Gram + stain purple and Gram – stain pink Gram + stain purple and Gram – stain pink

4. Streptococcus mutans Causes tooth decay Causes tooth decay Bacteria lives in mouth Bacteria lives in mouth Destroys enamel Destroys enamel Causes toothache/loss Causes toothache/loss Area removed and filled Area removed and filled

6. Group A beta-hemolytic Streptococcus Causes strep throat Causes strep throat Symptoms: fever, sore throat, swollen neck glands Symptoms: fever, sore throat, swollen neck glands Inhaled or ingested Inhaled or ingested Treated with antibiotics Treated with antibiotics

8. Mycobacterium tuberculosis Causes tuberculosis Causes tuberculosis Symptoms: fatigue, fever, night sweats, cough, weight loss, chest pains Symptoms: fatigue, fever, night sweats, cough, weight loss, chest pains Inhaled Inhaled Treated with antibiotics Treated with antibiotics

10. Clostridium tetani Causes tetanus Causes tetanus Symptoms: stiff jaw, muscle spasms, paralysis Symptoms: stiff jaw, muscle spasms, paralysis Thru punctures and wounds Thru punctures and wounds Clean wounds/antibiotics/vaccine Clean wounds/antibiotics/vaccine

12. Borrelia burdorferi Causes Lyme disease Causes Lyme disease Symptoms: site rash, chills, body aches, joint swelling Symptoms: site rash, chills, body aches, joint swelling Thru tick bites Thru tick bites Treated with antibiotics Treated with antibiotics

14. Streptococcus pneumoniae Causes pneumonia Causes pneumonia Symptoms: cough, fever, weight loss, chest pain Symptoms: cough, fever, weight loss, chest pain Inhaled Inhaled Treated with antibiotics Treated with antibiotics

16. Neissereia gonorrhoeae Causes gonorrhea Causes gonorrhea Symptoms: open sores and painful urination Symptoms: open sores and painful urination Thru sexual contact Thru sexual contact Treated with antibiotics Treated with antibiotics

17. Treponema pallidum Causes syphilis Causes syphilis Symptoms: open sores, painful urination, rash, aches/pains, damage to brain and spinal cord Symptoms: open sores, painful urination, rash, aches/pains, damage to brain and spinal cord Thru sexual contact Thru sexual contact Treated with antibiotics Treated with antibiotics

18. Bacillus anthracis Causes anthrax Causes anthrax Symptoms: rash, difficulty breathing and seeing Symptoms: rash, difficulty breathing and seeing Thru inhalation, ingestion, cuts/wounds Thru inhalation, ingestion, cuts/wounds Treated with antibiotics Treated with antibiotics

20. Vibrio cholerae Causes cholera Causes cholera Symptoms: diarrhea, vomiting, dehydration Symptoms: diarrhea, vomiting, dehydration Thru drinking contaminated water Thru drinking contaminated water Treated with antibiotics Treated with antibiotics