Blood Flashcards

1
Q

What are granular leukocytes also known as?

A

Granulocytes

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2
Q

Name the three main types of granular leukocytes.

A

Neutrophils, eosinophils, basophils

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3
Q

True or False: Granular leukocytes play a critical role in the immune response.

A

True

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4
Q

What is the primary function of neutrophils?

A

To phagocytize bacteria and fungi

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5
Q

Fill in the blank: Eosinophils are primarily involved in combating ______ infections.

A

Parasitic

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6
Q

Which type of granular leukocyte is involved in allergic reactions?

A

Basophils

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7
Q

What percentage of white blood cells do neutrophils typically comprise?

A

50-70%

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8
Q

Multiple choice: Which granular leukocyte is known for releasing histamine? A) Neutrophils B) Eosinophils C) Basophils

A

C) Basophils

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9
Q

What is the lifespan of neutrophils in the bloodstream?

A

A few hours to a few days

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10
Q

True or False: Eosinophils can also play a role in the inflammatory response.

A

True

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11
Q

What do basophils release that contributes to inflammation?

A

Histamine

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12
Q

Fill in the blank: Granular leukocytes contain ______ in their cytoplasm.

A

Granules

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13
Q

What type of immune response are eosinophils primarily associated with?

A

Type 2 immune response

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14
Q

Multiple choice: Which granular leukocyte is the first line of defense against infections? A) Eosinophils B) Neutrophils C) Basophils

A

B) Neutrophils

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15
Q

What is the role of neutrophil extracellular traps (NETs)?

A

To trap and kill pathogens

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16
Q

True or False: Basophils are the least common type of granular leukocyte.

17
Q

Which granular leukocyte is primarily involved in the response to allergens?

18
Q

What do eosinophils release to combat parasites?

A

Cytotoxic granules

19
Q

Fill in the blank: Granulocytes develop from ______ in the bone marrow.

A

Myeloid progenitor cells

20
Q

What is the primary method by which neutrophils kill pathogens?

A

Phagocytosis

21
Q

True or False: Granular leukocytes can differentiate into memory cells.

22
Q

Which type of granular leukocyte has a bi-lobed nucleus?

A

Eosinophils

23
Q

What is the main characteristic that distinguishes granular leukocytes from agranular leukocytes?

A

Presence of granules in the cytoplasm

24
Q

Fill in the blank: The primary role of ______ is to mediate allergic responses.

25
Multiple choice: Which type of granular leukocyte is most abundant in the body? A) Eosinophils B) Neutrophils C) Basophils
B) Neutrophils
26
What is the role of chemotaxis in the function of neutrophils?
To guide neutrophils to the site of infection
27
Electrolytes contained in plasma:
Sodium Na+ Calcium Ca+ Potassium K+ Magnesium Mg++
28
Plasma contains ions of other elements:
Bicarbonates Sulfates Chlorides Phosphates