66. What disease is characterized by the inflammation of the brain and spinal cord?
a) Encephalitis
b) Meningitis
c) Parkinson’s disease
d) Alzheimer’s disease
67. What disease is caused by the bacterium Borrelia burgdorferi?
a) Lyme disease
b) Rocky Mountain spotted fever
c) Ehrlichiosis
d) Typhus
68. What disease is characterized by the loss of bone density?
a) Osteoporosis
b) Arthritis
c) Multiple sclerosis
d) Parkinson’s disease
69. What disease is caused by the bacterium Streptococcus pyogenes?
a) Scarlet fever
b) Strep throat
c) Pertussis
d) Diphtheria
70. What disease is characterized by the formation of abnormal proteins in the brain?
a) Alzheimer’s disease
b) Parkinson’s disease
c) Huntington’s disease
d) Multiple sclerosis