Ch 22 Flashcards Preview

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Flashcards in Ch 22 Deck (13)
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1

6 links of infection

-Infectious agent
-Reservoir
-Portal of exit
-Mode of transmission
-Portal of entry
-Susceptible host

2

Stages of infection

-Incubation
-Prodromal
-Illness
-Decline
-Convalescence

3

Incubation

from time of infection until manifestation of symptoms, can infect others

4

Prodromal

appearance of vague symptoms
not all diseases have this stage

5

Illness

signs and symptoms present

6

Decline

number of pathogens decline

7

Convalescence

tissue repair, return to health

8

Local infection

occurs in a limited region in the body

9

systemic

spread via blood or lymph
affects many regions

10

acute infections

rapid onset of short duration

11

Chronic infection

slow development, long duration

12

Latent

infection present with no discernible symptoms

13

Infection

when microorganisms capable of producing disease invade the body