RECAP: STREPTOCOCCI NEISSERIA MORAXELLA

Question 1

Streptococci is gram-____

Answer 1

Streptococci is gram-positive

Question 2

(T/F)
streptococci, neiserria, and moraxella have no special or characteristic morphology and arrangement.

They are only gram - or + cocci in chains or in pairs

Answer 2

True

Question 3

Neisseria is gram-_____

Answer 3

Neisseria is gram-negative

Question 4

Enterococci is a gram-(positive or negative?) cocci in (chains or in pairs?)

Answer 4

Enterococci is a gram-positive cocci in chains

Question 5

What is the other genus included in Streptococci

Answer 5

Enterococci

Question 6

The easiest way to differentiate Streptococci from Enterococci

Answer 6

6.5% NaCl Positive for growth

Question 7

(T/F)
Enterococci and streptococci are halophilic

Answer 7

False.
Only enterococci is halophilic

Question 8

This is where the divisions of species of streptococci are based off of

Answer 8

Lancefield Groups

Question 9

T/F

It is easier to learn the hemolytic patterns of streptococci based on the lancefield groups

Answer 9

True

Question 10

This biochemical test has a large positivity or major positivity for the group

Answer 10

Group-specific biochemical tests

Question 11

Staphylococci is catalase-?
Streptococci is catalase-?

Answer 11

Staphylococci is catalase-positive
Streptococci is catalase-negative

Question 12

T/F

Group B streptococci includes S. agalactiae

Answer 12

True

Question 13

This is very important for the genitourinary tract for females

It is a causative agent of fetal infection and fetal stillbirth

Answer 13

Group B streptococci or S. agalactiae

Question 14

The group specific biochemical for Group B strep are?

Answer 14

Christie-Atkins-Munch-Peterson
test
(CAMP)

Hippurate Hydrolysis Test
(HHT)

Question 15

S. pneumoniae is a ____-shaped and naturally in-____(arrangement) gram-____ cocci

Answer 15

S. pneumoniae is a lancet-shaped and naturally in-pair gram-positive cocci

Question 16

S. pneumoniae is differentiated from other streptococci with these tests

Answer 16

Optochin test or Optochin disk test
Bile solubility testing

pneumoniae = test for OBO 🦠😷

Question 17

Streptococci is a gram-____ cocci in ____/_____

Answer 17

Streptococci is a gram-positive cocci in pairs/chains

Question 18

Examples of streptococci in chains

Answer 18

• S. agalactiae
• S. pyogenes
• Viridans strep

naka chain mga nag vvap 💨

Question 18

Example of streptococci in pair

Answer 18

S. pneumoniae

Question 19

(T/F)
Neisseria is not spherical AT ALL, but rather kidney/bean-shaped

Answer 19

True

Question 20

T/F
S. pneumoniae is not that spherical, and it has a pointed end

Answer 20

True

Question 21

Neisseria is a gram-_____ cocci in ______

Answer 21

Neisseria is a gram-negative cocci in pairs (diplococci)

Question 22

What are the 2 medically relevant neisseria spp?

Answer 22

N. gonorrhoeae
N. meningitidis

Question 23

Mode of collection for S. gonorrhoeae

Answer 23

urethral swab