Infectious Agents

Question 1

Common viral infections?

Answer 1

Upper respiratory tract- rhinovirus, influenza, RSV

Gastroenteritis- norovirus, rototvirus, adenovirus

Question 2

Healthcare Infections?

Answer 2

norovirus

Question 3

Function of cytoplasmic inclusion?

Answer 3

stores nutrients, secretory products, pigment granules

Question 4

Function of fimbria?

Answer 4

adheres to another bacteria or cell

Question 5

What’s gram + ?

Answer 5

Cell wall which is: thick, peptidoglycan + attached w lipoteichioc acids ⦚⦚

Question 6

What’s gram - ?

Answer 6

Cell wall which is: thin, inbetween has antigens attached to 2nd

Question 7

Common 🐛 infections?

Answer 7

UTI , pharyngitis

Question 8

Hospital 🐛 infections?

Answer 8

post op wound infections, ventilator associated pneumonia

Question 9

Doubling time of binary fission?

Answer 9

20-30mins

Question 10

Virus size?

Answer 10

20-300nm

Question 11

🐛 size?

Answer 11

0.5-3µm

Question 12

🍄 size?

Answer 12

≥2µm

Question 13

Reproduction of 🍄?

Answer 13

Telemorph OR

Anamorph (Asexual)

Question 14

Type of 🍄 infection?

Answer 14

Superficial mycoses - 🏻,💅,hair,mucous membranes
Subcutaneous mycoses - mycetoma
Systemic mycoses - histoplasmosis

Question 15

Eg of multicellular parasite+size?

Answer 15

Helminths

🔬 or 👁

Question 16

Eg of single cell parasites + size?

Answer 16

Protozoa (plasmodium, Entamoeba histolytica)

5-300µm

Question 17

How to see 🐛 , 🍄, Protozoa?

Answer 17

💡🔬 x400-x1000

Question 18

How to see virus?

Answer 18

e-🔬 x40,000

Question 19

How do unstained 🐛 look?

Answer 19

MOTILE- w flagella 🏃

NON MOTILE- Brownian motion

Question 20

Gram + colour?

Answer 20

blue/purple

Question 21

Gram - colour?

Answer 21

red

Question 22

Cocci?

Answer 22

🌐

Question 23

Rods/bacilli?

Answer 23

🛢or 🌭

Question 24

Streptococci?

Answer 24

Gram + cocci in chains

Question 25

Staphylococci?

Answer 25

Gram + cocci in clusters

Question 26

Diplococci?

Answer 26

Gram + cocci in pairs

Question 27

Bacillus anthracis?

Answer 27

Gram + rod in __ __ _ _

Question 28

Carynebacteria?

Answer 28

Gram + rod in -- - / /--

Question 29

Clostridium perfingens?

Answer 29

Gram + rod in ▉ ▉

Question 30

Kidney bean?

Answer 30

Gram - cocci in pairs

Question 31

Neutrophil?

Answer 31

Gram - cocci in pairs

Question 32

Escherichia coli?

Answer 32

Gram - rod -- - / /--

Question 33

Vibrio cholerae?

Answer 33

Gram - vibrio ~~⦚⦚~

Question 34

Spirachaete eg leptospira

Answer 34

Silver stain curly lines