NURSING ANM AND GNM

NURSING EXAM QUESTIONS

MICROBIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following microorganisms is a grapelike cluster?
A
streptococci
B
spirochete
C
Neisseria gonorrhoeae
D
Vibrio cholerae
E
staphylococci
Explanation: 

Detailed explanation-1: -Staphylococci are irregular (grape-like) clusters of cocci (e.g. Staphylococcus aureus).

Detailed explanation-2: -Staphylococcus aureus, which usually forms grape-like clusters, has the ability to form regularly arranged cell packets.

Detailed explanation-3: -A grape-like aggregate of coccus bacteria constitutes Staphylococcus. Staphylococcus can grow both in aerobic and anaerobic conditions and they are gram-positive bacteria and under the microscope, they will be seen as grape-like clusters. Staphylococcus aureus is a common example that shows grape-like clustering.

Detailed explanation-4: -Coccus Bacteria The cocci bacteria include Staphylococcus, named for the Greek word staphyl, meaning grapes, because, seen under a microscope, all bacteria have this characteristic shape.

There is 1 question to complete.