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Questions and Answers
What is the principal function of fibroblasts in connective tissue?
What is the principal function of fibroblasts in connective tissue?
- Produce and maintain most of the tissue’s extracellular components (correct)
- Act as immune cells in the dermis
- Produce and release neurotransmitters
- Transport oxygen to the surrounding cells
What is the characteristic morphology of fibroblasts?
What is the characteristic morphology of fibroblasts?
- Spindle-shaped with large active nuclei and eosinophilic cytoplasm (correct)
- Irregular-shaped with elongated nuclei and acidophilic cytoplasm
- Star-shaped with multiple dendritic processes
- Round with small nuclei and basophilic cytoplasm
How can active and quiescent fibroblasts be distinguished?
How can active and quiescent fibroblasts be distinguished?
- Quiescent fibroblasts have large, euchromatic nuclei and acidophilic cytoplasm
- Active fibroblasts have large, euchromatic nuclei and basophilic cytoplasm (correct)
- Active fibroblasts have small, heterochromatic nuclei and acidophilic cytoplasm
- Quiescent fibroblasts have small, heterochromatic nuclei and basophilic cytoplasm
What makes it difficult to distinguish the eosinophilic cytoplasmic processes of fibroblasts in H&E-stained sections?
What makes it difficult to distinguish the eosinophilic cytoplasmic processes of fibroblasts in H&E-stained sections?
What is the main function of fibrocytes in the dermis?
What is the main function of fibrocytes in the dermis?
What is the role of major histocompatibility complex II (MHC II) molecules on the surface of macrophages?
What is the role of major histocompatibility complex II (MHC II) molecules on the surface of macrophages?
What happens when macrophages engulf a foreign cell?
What happens when macrophages engulf a foreign cell?
What is the function of macrophages in the immune response?
What is the function of macrophages in the immune response?
What is the transformation process of monocytes into macrophages characterized by?
What is the transformation process of monocytes into macrophages characterized by?
What is the family of cells called that macrophages are a part of?
What is the family of cells called that macrophages are a part of?
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