Test 6 Ch 17,18 Flashcards

1
Q

4 infectious agents:

A

Bacteria
Virus
Fungi
Protozoa

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2
Q

These are single celled organizers that are prokaryotic which lack a nucleus

A

Bacteria

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3
Q

Size and shape of bacterium by gram staining

A

Morphology

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4
Q

Medically important bacteria can be classified into 3 morphologies:

A

Cocci or spheres, bacilli or rods, and spirals

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5
Q

2 bacteria able to produce endospores are ???

*theyare highly resistant to external environment

A

Bacillus and clostridium

Ex: strep throat, bacterial pneumonia, and food poisoning

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6
Q

Pathogen that are neither eukaryotic or prokaryotic. Carries its own genetic form:

A

Virus’

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7
Q

Viral infection is the result of a viral particle that attaches to a host cell to its genome is called ?

A

Virion

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8
Q

An example of a latent or dormant viral infection is

A

Herpes simplex virus

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9
Q

This pathogen is made of eurkaryotic organisms with a nucleus

A

Fungi

Such as atheleted foot

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10
Q

Medically important fungi are mostly DIMORPHIC (ability to grow in 2 forms) which are:

A

Yeast

Mold

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11
Q

This pathogen is unicellular and do not possess a cell wall. Generally eukaryotic

A

Protozoa

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12
Q

Fungi are classified in 4 different diseases which are

A

Superficial infection-skin
Cutaneous infection-keratinized tissue
Subcutaneous fungal infection-trauma to skin
Systemic infection -circulatory and lymphatic

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13
Q

Protozoa are classified in 3 motilities:

A

Ameboid locomotion-slow
Flagellum-long
Cilia -tail

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14
Q
Encounter
Entry
Spread
Multiplication 
Damage 
Outcome

Are?

A

6 processes in getting an infectious disease

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15
Q

For infection to spread, 4 factors are involved:

A

Host
Infectious organism
Mode of transmission
Reservoir

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16
Q

Examples of Direct host to host transmission:

Example of indirect transmission:

A

Hand holding, coughing, sexual contact

Vector -skeeters, ticks, fleas
fomite - food water gloves

17
Q

Common fomites in a medical setting ??

A

All kinds of Catheters

18
Q

Two blood borne pathogens that are a concern in hospitals:

A

Hep B-affects liver

HIV-immune system / T cells

19
Q

Our body produces 3 defense mechanisms to protect us which include:

A

Mechanical -shedding cells

Chemical-urine, teArs, mucous

Cellular -phagocyte remove foreign particles (inflammatory response)

20
Q

Most effective way of sterilization

A

Moist heat such as autoclave

21
Q

Involves only moderate heating followed by rapid cooling

A

Pasteurization

Such as milk, beer, n wine

22
Q

Maximal killing of microbes can be done by

A

UV light

23
Q

Recapping needles should be avoided but if you must perform it; use the

A

One handed scoop technique

24
Q

A physician induced infection; common density

A

Iatrogenic

25
Q

Organism found on you or patient

A

Flora

26
Q

Hospital acquired infections from equipment, instruments, surfaces, etc

A

Nosocomial

27
Q

A reduction of #’s of Infectious Agents

A

Medical Asepsis

28
Q

Absolutely killing ALL life forms

A

Sterilization

29
Q

Chemicals that alter the environment

A

Disinfectants

30
Q

A Feeding a tube is called a

A

Lumen

31
Q

An area between sterile Tray table and Patient table

A

Sterile corridor

32
Q

2 types of catheters:

A

Foley

Straight

33
Q

Most common NG tube?

Goes thru nose to stomach

A

Levin tube

Patient in high Fowler position for insertion

34
Q

Barium and Air looks what color on X-ray?

A
Barium = white
Air= black
35
Q

Injection contrast to see bladder and bowels.

Attach large intestine to skin surface

A

Loopogram

36
Q

Patients that have a part of their colon removed and can’t GO anymore have this attached bag

A

Colostomy