Immunity and Preventing Disease

2. a common sexually transmitted bacterial infection
5. a sudden death of brain cells due to lack of oxygen
8. a disease that results from infection with the human immunodeficiency virus (HIV)
11. a system-wide disease caused by the presence of bacteria in blood; also called sepsis
12. a condition in which the blood cells’ ability to deliver oxygen to tissues is reduced
13. a progressive muscular weakness from the breakdown of the sheath around brain neurons
15. a sexually transmitted infection caused by the bacterium Neisseria gonorrhoeae
16. the body’s ability to maintain a stable internal environment when faced with a changing external environment
17. an infection caused by the Herpes simplex virus that causes ulcer-like sores on the genitals
20. an inflammation of lung tissue due to bacterial, viral, or fungal infection that causes fluid to collect within the lungs
21. a viral disease with symptoms of enlarged lymph nodes, throat pain, fever, and fatigue
22. determining the cause and nature of a disease

1. a degenerative disease of the brain with tremors, rigidity (stiffness of muscles and limbs), and a shuffling walking pattern (gait)
3. a type of dementia in which memory loss and brain function gets progressively worse
4. a disease in which the artery walls thicken and restrict blood flow to tissues
6. a condition in which the skin develops red lesions with silvery scales
7. the study of diseases
9. a chronic disorder in which the body does not produce enough insulin from the pancreas
10. a bacterial infection of the skin with blockage of the hair follicles
14. a condition in which a portion of the heart (myocardium) dies; also called heart attack
18. a chronic lung condition with difficulty breathing, cough, and low oxygen levels
19. a condition in which the small airways in the lungs narrow and restrict the ability to breathe