20 Questions
Which type of white blood cell has multilobed nuclei?
Granulocytes
What do all granulocytes contain?
Granules
What kind of dye binds eosinophilic proteins, staining them pink?
Acidic dye eosin
Which subtype of granulocyte is much more numerous than basophils?
Neutrophils
What do some granule proteins in granulocytes do?
Remodel tissues at the site of infection
What is the basic function of the vesicles in granulocytes?
Release their contents in response to pathogens
Which acidic dye binds basophilic nucleic acids, staining them blue?
Hematoxylin
What makes granulocytes visually distinctive from lymphocytes?
Multilobed nuclei
Which type of white blood cell is the most abundant in adult humans?
Neutrophils
What characteristic differentiates granulocyte subtypes?
Cytoplasm color
What differentiates granulocyte subtypes?
The staining characteristics of their cytoplasmic granules
What percentage of leukocytes do neutrophils represent in adult humans?
50% - 70%
What is the primary function of some granule proteins in granulocytes?
Damage pathogens directly
Which of the following is true about granulocyte subtypes?
They are the first responders during an immune response
What is the primary function of granulocyte subtypes?
Phagocytosis and destruction of pathogens
Which of the following cell types is derived from myeloid lineage cells?
Neutrophils
What is the function of granulocytes?
Phagocytosis
Which granulocyte subtype is involved in allergic reactions and defense against parasites?
Eosinophils
What distinguishes basophils from other granulocytes?
Release of histamine
Which of the following is a characteristic feature of neutrophils?
Presence of lobed nuclei
Test your knowledge on the development and regulation of immune cells such as hematopoietic stem cells (HSC) and progenitor cells in primary and secondary lymphoid organs. Explore the abundance and tight regulation of HSC numbers in the bone marrow and the crucial role of signals in their development.
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