Question 1

What is the primary function of neutrophils in the immune system?

Accepted Answer

To respond rapidly to infection

Answer

To transport oxygen

Answer

To regulate blood pressure

Answer

To produce antibodies

Question 2

What percentage of white blood cells do neutrophils typically constitute in a healthy adult?

Accepted Answer

50-70%

Answer

20-30%

Answer

10-20%

Answer

70-90%

Question 3

Which of the following conditions can lead to an increased neutrophil count, also known as neutrophilia?

Accepted Answer

Bacterial infections

Answer

Viral infections

Answer

Anemia

Answer

Dehydration

Question 4

What is the lifespan of neutrophils in the bloodstream?

Accepted Answer

A few hours to a few days

Answer

A few minutes

Answer

Months

Answer

Several weeks

Question 5

What is the primary mechanism by which neutrophils eliminate pathogens?

Accepted Answer

Phagocytosis

Answer

Exocytosis

Answer

Degranulation

Answer

Apoptosis

Question 6

Which specific protein is released by neutrophils to trap and kill bacteria?

Accepted Answer

Neutrophil extracellular traps (NETs)

Answer

Cytokines

Answer

Monoclonal antibodies

Answer

Histamine

Question 7

Which staining technique is commonly used to identify neutrophils in a blood smear?

Accepted Answer

Wright's stain

Answer

Hematoxylin and eosin stain

Answer

Gram stain

Answer

Giemsa stain

Question 8

What type of granules are found in neutrophils that contain enzymes for digesting pathogens?

Accepted Answer

Specific granules

Answer

Azurophilic granules

Answer

Mast cell granules

Answer

Platelet granules

Question 9

In which condition would you expect to see a decrease in neutrophil levels, known as neutropenia?

Accepted Answer

Bone marrow disorders

Answer

Acute infections

Answer

Dehydration

Answer

Allergic reactions

Question 10

What role do neutrophils play in the inflammatory response?

Accepted Answer

They initiate and sustain inflammation

Answer

They inhibit inflammation

Answer

They only participate in allergic reactions

Answer

They promote tissue regeneration

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