30 Questions
Which organelle is responsible for generating ATP, CO2, and H2O?
Mitochondria
Which fibers are responsible for forming extensive networks in some organs and are composed of collagen type III?
Reticular fibers
What is the function of peroxisomes in the cell?
Catabolize fatty acids via beta-oxidation
Which cells contain secretory granules that contain histamine and heparin?
Mast cells
What is the core component of microvilli?
Microfilaments
What is the protein composition of microtubules?
Tubulin
What is the function of the Golgi complex in the cell?
Protein secretion
What is the primary function of lysosomes in the cell?
Hydrolytic degradation of endocytosed materials
Which fibers are rich in glycine and proline and contain the unusual amino acids desmosine and isodesmosine?
Elastic fibers
What is the protein composition of microfilaments?
Actin
Which organelle is responsible for protein secretion and the start of the secretory pathway?
RER
What is the main function of the Golgi apparatus?
Protein sorting and secretion
Which organelle is the largest discrete organelle in a cell and is the site of DNA storage and replication?
Nucleus
What is the main function of microtubules?
Internal support and scaffolding of the cell
Which component of the cytoskeleton is responsible for the movement of subcellular organelles within the cytoplasm?
Microfilaments
What is the molecular composition of microfilaments?
Actin
Which organelle is responsible for the production of ATP and is often referred to as the 'powerhouse of the cell'?
Mitochondria
What is the main function of intermediate filaments?
Internal support and scaffolding of the cell
Which organelle is responsible for the terminal glycosylation, secretory vesicle formation, and carbohydrate hydrolysis?
Golgi
What is the main function of the RER (rough endoplasmic reticulum)?
Protein sorting and secretion
Which type of microscope uses fluorescent substances that are irradiated by light to visualize specimens?
Confocal laser scanning microscope
What is the function of fixation in histology?
To prevent autolysis and preserve physical structure
Which stain is commonly used in histology and stains nuclei, RER, and ECM blue?
Hematoxylin & Eosin (H&E)
Which type of microscope produces a 3D image of living cells using polarized light?
Differential Interference Contrast (DIC)
What is the smallest distance between two particles that can be seen as separate objects in a light microscope?
0.1 um
Which type of microscope is used to study the cell interior?
Transmission electron microscope
Which type of stain is used to visualize carbohydrates in histology?
Periodic acid Schiff (PAS)
Which type of microscope is used to study the cell surface and provides a pseudo 3D image?
Scanning electron microscope
Which structures have a net positive charge and are attracted to acid dyes in histology?
RBC, collagen, mitochondria, lysosomes
What are the four fundamental tissues in biology?
Epithelial, connective, muscle, nerve
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.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
