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Infections and Disease II

Total questions: 52

Worksheet time: 28mins

Name
Class
Date
1.

constantly present at a low level in a given geographical area

e.g. common cold

hepatitis A

a)

endemic disease

b)

sporadic

c)

epidemic

d)

pandemic

2.

FEW scattered cases occur within an area or population

e.g. meningitis

meningitis fasciitis

a)

endemic disease

b)

sporadic

c)

epidemic

d)

pandemic

3.

greater than normal number of cases in an area within a given period

e.g. influenza

SARS CoV 1

a)

endemic disease

b)

sporadic

c)

epidemic

d)

pandemic

4.

what type of curve is used to track diseases?

a)

Epi curve

b)
Disease progression chart
c)
Infection rate graph
d)

Health impact curve

5.

the epi curve can tell us about:

a)

incubation period

b)

type of exposure & spread of disease

c)

incidence & prevalence rate

d)

disease progression within an area

6.

a more contained epidemic

e.g. rubella (London, ON)

Legionnaire's (Toronto)

a)

endemic disease

b)

sporadic

c)

epidemic

d)

pandemic

e)

outbreak

7.

worldwide epidemic of a specific disease

e.g. AIDS

Swine Flue

SARS CoV 2

a)

endemic disease

b)

sporadic

c)

epidemic

d)

pandemic

e)

outbreak

8.

as per WHO, ____ is a community-level spread in multiple countries in 2 or more regions

a)

endemic disease

b)

sporadic

c)

epidemic

d)

pandemic

e)

outbreak

9.

predominantly animal infections

few human infections

a)

Phase 1-3 of

Pandemic

b)

Phase 4 of

Pandemic

c)

Phase 5-6 of Pandemic

d)

Post Peak

e)

Post pandemic

10.

sustained human to human transmission

a)

Phase 1-3 of

Pandemic

b)

Phase 4 of

Pandemic

c)

Phase 5-6 of Pandemic

d)

Post Peak

e)

Post pandemic

11.

widespread human infection

a)

Phase 1-3 of

Pandemic

b)

Phase 4 of

Pandemic

c)

Phase 5-6 of Pandemic

d)

Post Peak

e)

Post pandemic

12.

possibility of recurrent events

a)

Phase 1-3 of

Pandemic

b)

Phase 4 of

Pandemic

c)

Phase 5-6 of Pandemic

d)

Post Peak

e)

Post pandemic

13.

disease activity at seasonal levels

a)

Phase 1-3 of

Pandemic

b)

Phase 4 of

Pandemic

c)

Phase 5-6 of Pandemic

d)

Post Peak

e)

Post pandemic

14.

type of disease

can be spread from person to person

a)

Communicable

b)

Contagious

c)

Noncommunicable

15.

type of disease such as

HIV

Chlamydia

Cholera

MRSA

a)

Communicable

b)

Contagious

c)

Noncommunicable

16.

type of disease

very easily spread from person to person

CONTACT usually not required

a)

Communicable

b)

Contagious

c)

Noncommunicable

17.

type of disease such as

Common cold

Chicken pox

Measles

Rubella

a)

Communicable

b)

Contagious

c)

Noncommunicable

18.

an example of infectious disease is

TETANUS

a)

Communicable

b)

Contagious

c)

Noncommunicable

19.

rapid onset,

has climax rapid recovery

e.g. flu, measles

a)

Acute Infection

b)

Chronic Infection

c)

Primary Infection

d)

Secondary Infection

20.

slow onset,

longer duration

no climax

e.g. TB, Hep A

a)

Acute Infection

b)

Chronic Infection

c)

Primary Infection

d)

Secondary Infection

21.

first or original illness

a)

Acute Infection

b)

Chronic Infection

c)

Primary Infection

d)

Secondary Infection

22.

another infection in weakened individual

can be due to medical intervention

a)

Acute Infection

b)

Chronic Infection

c)

Primary Infection

d)

Secondary Infection

23.

infection confined to a single area in body

e.g. staph infection, step throat

a)

local infection

b)

systemic infection

24.

infection enters blood stream &/ or spreads into tissues

e.g. septicemia, viremia, septic shock, measles, AIDS

a)

local infection

b)

systemic infection

25.

what are chances of acquiring nosocomial infections in canada?

a)

5%

b)

10%

c)

8%

26.

In Common Hospital-Acquired Diseases

how many % accounts for Urinary Tract infections?

a)

40%

b)

19%

c)

6%

d)

15%

e)

8%

27.

In Common Hospital-Acquired Diseases

how many % accounts for Surgical sites infections?

a)

40%

b)

19%

c)

6%

d)

15%

e)

8%

28.

In Common Hospital-Acquired Diseases

how many % accounts for respiratory infections?

a)

40%

b)

19%

c)

6%

d)

15%

e)

8%

29.

In Common Hospital-Acquired Diseases

how many % accounts for septicemia infections?

a)

40%

b)

19%

c)

6%

d)

15%

e)

8%

30.

factors influencing nosocomial infections

a)
Patient dietary habits
b)
Environmental temperature control
c)

presence of microbes in hospital environment

d)

immunocompromised patients

e)

transmission of pathogens between staff, patients, & among patients

31.

health worker induced infection

a)

iatrogenic infection

b)

exogenous

infection

c)

idiopathic

infection

d)

endogenous

infection

32.

what are the portal of entry of pathogens in the body?

a)

bloodstream and lymphatic system.

b)

eyes, ears, mouth and nose

c)

Skin lesions, urethra, anus

d)

nails and hair follicles.

33.

what are the usual portal of exit of pathogens in the body?

a)

Respiratory secretions, urine, blood, and saliva.

b)
Bone marrow, synovial fluid, cerebrospinal fluid, breast milk, and feces.
c)

Blood, feces, insect bite, open lesion.

d)
Urinary tract, lymphatic system, mucous membranes, tears, and sweat.
34.

factors contributing to disease

a)

Infectious Dose

b)

weather conditions

c)

Virulence factors

d)

Susceptibility of host

e)

Host genetic pre-disposition

35.

virulence is determined by

the ability of microbe to penetrate

a)

invasiveness

b)

toxicity

36.

virulence is determined by

the ability of microbe to generate harmful toxins

a)

invasiveness

b)

toxicity

37.

Virulence Factors

a)

cell wall

b)

toxins

c)

extracellular enzymes

d)

adhesins

e)

potency

38.

found on pili, cell wall, outer membrane, capsid, spikes

can induce phagocytosis or endocytosis

(a)  

39.

secreted by pathogen:

clots plasma creating their own plasma wall

e.g. Staphylococcus Aureus

a)

Leukocidins

b)

Hyaluronidase

c)

Kinases

d)
Coagulase
e)

Hemolysins

40.

secreted by pathogen:

enzyme that dissolve blood clots

e.g. streptokinase

a)

Leukocidins

b)

Hyaluronidase

c)

Kinases

d)
Coagulase
e)

Hemolysins

41.

enzymes injected to cases of stroke, heart attack, deep vein thrombosis

a)

Leukocidins

b)

Hyaluronidase

c)

Kinases

d)
Coagulase
e)

Hemolysins

42.

enzyme that dissolves tissue glue

allowing microbes to spread rapidly through tissue

e.g. gas gangrene, Strep

a)

Leukocidins

b)

Hyaluronidase

c)

Kinases

d)
Coagulase
e)

Hemolysins

43.

destroy WBCs

induce release of lysozomal enzymes (kills WBC)

e.g. staph & strep species

a)

Leukocidins

b)

Hyaluronidase

c)

Kinases

d)
Coagulase
e)

Hemolysins

44.

enzymes that destroy RBC

a)

Leukocidins

b)

Hyaluronidase

c)

Kinases

d)
Coagulase
e)

Hemolysins

45.

what is usually used to identify bacteria?

a)

extracellular enzymes

b)

pathogenicity islands

c)

outer membrane

46.

genes that code for pathogenic factors are clustered into

transferred by "horizontal gene transfer"

a)

extracellular enzymes

b)

pathogenicity islands

c)

outer membrane

47.

mode of action in pathogen infection:

tissue specific

destroy tissue or alter chemical production or release

a)

exotoxins

b)

endotoxins

48.

mode of action in pathogen infection:

most deadly chemicals

a)

exotoxins

b)

endotoxins

49.

mode of action in pathogen infection:

systemic inflammation

induce blood clots and activate complement system

a)

exotoxins

b)

endotoxins

50.

mode of action in pathogen infection:

can lead to SHOCK if severe

tissue swelling, drop in blood pressure

antibiotic induced

a)

exotoxins

b)

endotoxins

51.

involves GRAM+ bacteria

examples include botulism, diptheria, tetanus

a)

exotoxins

b)

endotoxins

52.

involves GRAM- bacteria

examples Dysentery, Meningitis, Typhoid Fever, Cholera

a)

exotoxins

b)

endotoxins

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