Principles of Epidemiology and Microbiology
Lesson
1: Introduction to Disease Transmission and Epidemiology
Solutions: Lesson 1
SOLUTIONS TO EXERCISES, LESSON 1
1. e (para 1-1)
2. a (para 1-2)
3. b (para 1-3)
4. d (para 1-4d)
5. a, c, d (para 1-5a)
6. "Iceberg effect" (para 1-5c)
7. Chemical, infectious (para 1-6a)
8. a. (4) (para 1-6b(1))
b. (1) (para 1-6b(2))
c. (3) (para 1-6b(3))
d. (6) (para 1-6b(4))
9. Case, carrier, animal (para 1-7)
10. Physical contact (para l-8b)
Droplets (air, dust)
Arthropods
Water (food)
Fomites
11. Vectors (para 1-3g)
12. Host (paras 1-3h, 1-9)
13. Multiple causation (para 1-10)
14. a. Vehicle (para 1-11)
b. Reservoir (source)
c. All three
d. Reservoir (source)
e. Susceptible (host)
f. Mode of transmission
15. Epidemiology (para 1-12)
a. Who (has the disease?)
b. Where (is the disease?)
c. How (is the disease transmitted?)
d. When (does the disease occur?)
16. a. Cause (etiology) (para 1-13)
b. Transmitted
c. Administrative tool
End of Lesson 1
