60 Questions
Which type of microscope produces a 3D image of living cells using polarized light?
Differential Interference Contrast microscope
Which type of microscope uses fluorescent substances that are irradiated by light to visualize specimens?
Fluorescent microscope
Which type of microscope uses lasers to produce a 3D image of living specimens?
Confocal laser scanning microscope
What is the resolving power of a transmission electron microscope?
0.1 nm
Which type of microscope is used to visualize the interior of cells?
Transmission electron microscope
Which type of microscope is used to visualize the surface of cells in a pseudo 3D manner?
Scanning electron microscope
What is the function of a microtome?
To cut a specimen into pieces
Which structures are attracted to acid dyes and stain pink?
RBC, collagen, mitochondria, lysosomes
Which stain is commonly used and stains the nucleus, RER, and ECM blue?
Hematoxylin & Eosin (H&E)
Which tissue type covers surfaces?
Epithelial
Which organelle is responsible for generating ATP, CO2, and H2O?
Mitochondria
What is the function of the Golgi complex?
Protein sorting
What type of fibers are responsible for forming extensive networks in some organs and are composed of collagen type III?
Reticular fibers
What is the unique staining property of elastic fibers?
Stain with Iron-Hematoxylin
Which type of cells contain secretory granules with histamine and heparin?
Mast cells
What is the function of peroxisomes in the cell?
Catabolize fatty acids
What is the composition of the plasma membrane?
Higher protein content than lipid content
What is the function of microvilli in the cell?
Increase surface area for absorption and secretion
What is the protein composition of microfilaments?
Actin
What is the protein composition of microtubules?
Tubulin
Which organelle is responsible for protein sorting, terminal glycosylation, and secretory vesicle formation?
Golgi apparatus
What is the main function of the mitochondria?
Power generation for the cell
What is the main function of the rough endoplasmic reticulum?
Protein secretion
What is the main function of the nucleus?
DNA storage and replication
Which organelle is responsible for movement and positioning of organelles, as well as acting as the backbone for other cellular structures?
Microtubules
What is the main function of microfilaments?
Movement and positioning of organelles
Which organelle is responsible for the formation of the axoneme in cilia?
Microtubules
What is the main function of intermediate filaments?
Create 'ghost' nucleus appearance
Which organelle is responsible for the start of the secretory pathway?
Rough ER
What is the main function of the Golgi apparatus?
Protein sorting
Which type of microscope is used to visualize the surface of cells in a pseudo 3D manner?
Scanning electron microscope
What is the main function of intermediate filaments?
Provide mechanical support
What is the composition of the plasma membrane?
Phospholipids and proteins
Which stain is commonly used and stains the nucleus, RER, and ECM blue?
Hematoxylin & Eosin (H&E)
Which structures are attracted to acid dyes and stain pink?
RBC, collagen, mitochondria, lysosomes
Which tissue type covers surfaces?
Epithelial
Which type of microscope uses lasers to produce a 3D image of living specimens?
Confocal laser scanning microscope
What is the function of peroxisomes in the cell?
Detoxification of harmful substances
Which organelle is responsible for movement and positioning of organelles, as well as acting as the backbone for other cellular structures?
Microtubules
Which type of microscope is used to visualize the interior of cells?
Transmission electron microscope
Which organelle is responsible for the formation of the axoneme in cilia?
Centriole
What is the main function of peroxisomes in the cell?
Breakdown of fatty acids
Which type of microscope uses fluorescent substances that are irradiated by light to visualize specimens?
Confocal microscope
What is the composition of the plasma membrane?
Phospholipids and proteins
Which organelle is responsible for movement and positioning of organelles, as well as acting as the backbone for other cellular structures?
Cytoskeleton
Which type of microscope is used to visualize the surface of cells in a pseudo 3D manner?
Scanning electron microscope
What is the main function of the nucleus?
DNA storage and replication
Which type of cells contain secretory granules with histamine and heparin?
Epithelial cells
Which organelle is responsible for protein sorting, terminal glycosylation, and secretory vesicle formation?
Golgi apparatus
What is the main function of the rough endoplasmic reticulum?
Protein secretion
Which type of fibers are responsible for forming extensive networks in some organs and are composed of collagen type III?
Reticular fibers
What is the unique staining property of elastic fibers?
They stain black with silver salts
Which organelle contains a high content of acid hydrolases and plays an important role in tooth eruption and movement?
Lysosomes
Which organelle catabolizes fatty acids via beta-oxidation and contains D-amino acid oxidases and catalase?
Peroxisome
Which type of cells contain secretory granules that store mucus?
Goblet cells
Which type of cells contain lipid droplets surrounded by a thin ring of cytoplasm and a displaced nucleus?
Adipocytes
Which component of the cytoskeleton facilitates movement and positioning of organelles within the cell?
Microtubules
What is the function of microvilli in the cell?
To increase surface area for absorption and secretion
Which type of microscope is used to visualize the interior of cells?
Transmission electron microscope
What is the main function of the Golgi complex?
Secretory granule formation and protein secretion
Test your knowledge of histology with this quiz on cell and tissue biology. Learn about important definitions such as fixation and different types of microscopes used in the field.
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