30 Questions
What is the main characteristic that sets connective tissue apart from other basic tissues?
Abundance of extracellular material
From which germ layer are most connective tissues in the body derived?
Mesoderm
Which systems can develop from mesoderm?
Cardiovascular system and skeleton
Which types of tissues fall under the category of 'special types of connective tissue'?
Cartilage, bone, blood
Where is connective tissue proper found in the body?
All over the body
What does connective tissue allow between body parts?
Some degree of movement
What staining technique turns the cytoplasm of mast cells dark purple?
Toluidine Blue
Which type of collagen do reticular cells specialize in synthesizing?
Type III collagen
What distinguishes fibrocytes from active fibroblasts under proper conditions?
Smaller size and fewer processes
Which connective tissue type predominantly consists of reticular fibers?
Reticular tissue
What is the main role of mast cells in the body?
Inducing immediate-type hypersensitivity reactions
What is a distinguishing feature of the nucleus of reticular cells in H&E preparations?
Large and lightly-staining nucleus
What is the average diameter of elastic fibers?
1.0 micrometers
What is the main function of proteoglycans in connective tissue?
Provide structural support
Which glycosaminoglycan (GAG) is the most abundant in the ground substance of connective tissue?
Hyaluronic acid
How do elastic fibers appear when stained with orcein?
Blue to black
What type of cells are mesenchymal cells?
Multipotential stem cells
What is the characteristic appearance of collagen fibers in H&E preparations?
Pink staining
What is the most abundant protein in the body?
Collagen
What characteristic describes fibroblasts in connective tissues?
Abundant and synthesize organic components of the ground substance
How do reticular fibers stain when impregnated with silver salts?
Blue to black
Which type of cells are transient in connective tissue?
Visiting cells
What distinguishes mesenchymal cells in terms of differentiation?
Can differentiate into several types of cells
Which connective tissue represents the largest energy storage site in the body?
Adipose tissue
In which part of the body does reticular tissue serve as a shock absorber?
Soles of the feet
Where is loose collagenous connective tissue typically found?
In the hypodermis (subcutaneous tissue)
What is the predominant component of elastic tissue?
Elastic fibers
Which type of connective tissue cells provide support and defense against invading organisms?
Reticular cells
What characterizes loose collagenous connective tissue?
High vascularity and haphazardly arranged collagenous fibers
Where are elastic fibers often arranged in elastic tissue?
In a parallel arrangement
Learn about the characteristics and origins of connective tissues, derived from mesoderm in the body. Understand how connective tissue differs from other basic tissues in terms of cellular composition.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
