Microbiology Exam 1: Actual Exam Questions And Correct Answers (Verified Answers) |Already Graded A+

MICROBIOLOGY EXAM 1: ACTUAL EXAM
QUESTIONS AND CORRECT ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A+
Which of the following cells is a phagocytic cell?
- B cell
- T cell
- Neutrophil
- Dendritic Cell - Answer-Neutrophil

Which of the following is made by B cells?
- Interferon gamma
- IL 2
-Antibodies
-C reactive protein - Answer-Antibodies

The following cell alerts the immune system that an infection is occurring:
- Neutrophil
-Macrophage
-Mase cell
- B cell - Answer-Macrophage

The following is the helper cell of the immune system:
- CD4 T cell
- Natural killer cell
-CD8 T cell
-B cell - Answer-CD4 T cell

In which of the following does central tolerance take place?
- Peyers patches
-Lymph nodes
-spleen
-Bone marrow - Answer-Bone marrow

Which is not a correct statement?
- T cells develop in the thymus

, MICROBIOLOGY EXAM 1: ACTUAL EXAM
QUESTIONS AND CORRECT ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A+
- Neutrophils form pus
- B cells always make IgD as the first secreted antibody
-CD4 t cells can help macrophages - Answer-B cells always make IgD as the first
secreted antibody

When a macrophage interacts with a CD4 t cell, the physical interaction is called:
-conjugation
-synapse
-attachment
-activation - Answer-Synapse

In E.coli O157:H7 what does the H stand for?
-hemagglutinin
-LPS
-hemolysin
-flagella - Answer-Flagella

Which strain is referred to as avian flu?
-H2N2
-H1N1
-H5N1
-H2N1 - Answer-H5N1

Which does not describe a potential e.coli infection?
- UTI
-bloody diarrhea
-kidney failure
-encephalitis - Answer-encephalitis

Which of the following is always an obligate pathogen?
-fungi
-bacteria