30 Questions
What is the primary function of epithelial tissue in the body?
To interface with the environment and facilitate selective transport of molecules
What is the main characteristic of connective tissue?
It has a high degree of regenerative capacity
What is the primary function of muscle tissue?
To provide mechanical support and movement
What is the role of glial cells in the nervous system?
To facilitate the exchange of nutrients and waste products
What is the basic structure of a neuron?
A single cell with a specific function
What are the three types of muscle tissue?
Skeletal, smooth, and cardiac
What is the primary function of the nervous tissue in the human body?
To control muscle, viscera, and glands, and provide sensory input
What is the function of osteoclasts in the human body?
To resorb bone
Which type of muscle tissue is found in the walls of large blood vessels?
Smooth muscle tissue
What is the role of glial cells in the nervous system?
To support, protect, and provide a framework for neurons
What is the main function of erythrocytes in the human body?
To transport oxygen and carbon dioxide
What is the term for the process by which a glial cell wraps around an axon and lays down myelin in the glial cell membrane?
Myelination
What type of connective tissue is composed of blood?
Fluid connective tissue
What is the main difference between the central nervous system (CNS) and the peripheral nervous system (PNS)?
The CNS includes the brain and spinal cord, while the PNS includes peripheral motor neurons and sensory neurons
What is the function of skeletal muscle?
To produce movement or exert forces
How many types of tissue are there?
4
What is the term for the groups of similar cells and extracellular products that carry out a common function?
Tissues
What is the name of the type of cartilage that is flexible?
Elastic cartilage
What is the function of tight junctions in epithelial cells?
To occlude the passage of most substances, even small molecules
What is the characteristic of epithelial cells in terms of regeneration?
They have a limited lifespan and must be constantly replaced
What is the primary function of desmosomes in tissues?
To provide mechanical strength to tissues
What is the main characteristic of connective tissue?
It is the most diverse and widely distributed tissue type
What is the purpose of the basement membrane in epithelial tissue?
To attach the epithelial layer to the underlying tissue
What is the function of adherens junctions in cells?
To form an adhesion 'belt' and stop cells from sliding
What is the characteristic of the apical surface of an epithelial cell?
It is the surface of the cell that is free or facing the lumen
What is the primary function of gap junctions in cells?
To facilitate cell-cell communication
What is the function of desmosomes in epithelial cells?
To attach adjacent cells together
What is the characteristic of stratified squamous epithelia?
It consists of multiple layers of cells, with the cells at the surface being shed
What is the name of the protein involved in adherens junctions?
Cadherins
How many main types of tissue are there?
4
Test your knowledge of tissues, including epithelial, connective, and muscle tissue, as well as the structure and function of neurons and glial cells. Learn about the different types of tissues and their roles in the body. Based on the Color Textbook of Histology 3rd Ed.
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