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Questions and Answers
Which collagen type is notably found in tendons, organ capsules, and dermis?
Which collagen type is notably found in tendons, organ capsules, and dermis?
- Type III collagen
- Type IV collagen
- Type I collagen (correct)
- Type II collagen
What is the most abundant protein in the human body, representing 30% of its dry weight?
What is the most abundant protein in the human body, representing 30% of its dry weight?
- Collagen (correct)
- Insulin
- Albumin
- Hemoglobin
Which type of connective tissue fiber is mainly composed of collagen type III and forms an extensive network?
Which type of connective tissue fiber is mainly composed of collagen type III and forms an extensive network?
- Collagen type IV fibers
- Reticular fibers (correct)
- Collagen type I fibers
- Elastic fibers
In collagen assembly, what causes fibrils to have characteristic cross striations with alternating dark and light bands when observed in electron microscopy?
In collagen assembly, what causes fibrils to have characteristic cross striations with alternating dark and light bands when observed in electron microscopy?
What is the family size of collagens in vertebrates?
What is the family size of collagens in vertebrates?
Which type of collagen is responsible for forming large aggregates bundled and linked together by other collagens?
Which type of collagen is responsible for forming large aggregates bundled and linked together by other collagens?
Which type of connective tissue cell is responsible for the production of antibodies?
Which type of connective tissue cell is responsible for the production of antibodies?
What is the primary function of the ground substance in the extracellular matrix of connective tissue?
What is the primary function of the ground substance in the extracellular matrix of connective tissue?
Which of the following is the largest and most ubiquitous type of glycosaminoglycan (GAG) found in the extracellular matrix?
Which of the following is the largest and most ubiquitous type of glycosaminoglycan (GAG) found in the extracellular matrix?
What is the primary function of the collagen fibers in connective tissue?
What is the primary function of the collagen fibers in connective tissue?
Which type of connective tissue cell is responsible for the release of histamine and other inflammatory mediators?
Which type of connective tissue cell is responsible for the release of histamine and other inflammatory mediators?
Which of the following is a function of the glycosaminoglycans (GAGs) in the extracellular matrix?
Which of the following is a function of the glycosaminoglycans (GAGs) in the extracellular matrix?
Which of the following fibers are stained black after impregnation with silver salts?
Which of the following fibers are stained black after impregnation with silver salts?
Which of the following fibers are Periodic Acid–Schiff (PAS) positive?
Which of the following fibers are Periodic Acid–Schiff (PAS) positive?
Which of the following cells produce reticular fibers?
Which of the following cells produce reticular fibers?
Which of the following structures are surrounded by reticular fibers?
Which of the following structures are surrounded by reticular fibers?
Which of the following tissues or organs have reticular fibers as their supportive stroma?
Which of the following tissues or organs have reticular fibers as their supportive stroma?
Which of the following fibers have rubberlike properties that allow tissues containing them to be stretched or distended?
Which of the following fibers have rubberlike properties that allow tissues containing them to be stretched or distended?
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