Podcast
Questions and Answers
What is the specific protein responsible for deciding what goes from one cell to another?
What is the specific protein responsible for deciding what goes from one cell to another?
- Connexon
- Claudin (correct)
- Collagen
- Actin
Which type of junction is associated with actin filaments and forms a continuous belt around the circumference of epithelial cells?
Which type of junction is associated with actin filaments and forms a continuous belt around the circumference of epithelial cells?
- Desmosomes
- Gap junctions
- Adherens junctions (correct)
- Basal junctions
Which type of junction is associated with intermediate filaments and is found in epithelial cells subjected to stretching, such as skin and uterus?
Which type of junction is associated with intermediate filaments and is found in epithelial cells subjected to stretching, such as skin and uterus?
- Lateral junctions
- Gap junctions
- Desmosomes (correct)
- Adherens junctions
Which type of junction enables the exchange of ions in cells with electrical activity and is formed by connexons?
Which type of junction enables the exchange of ions in cells with electrical activity and is formed by connexons?
Where is the apical/luminal surface of epithelial cells exposed?
Where is the apical/luminal surface of epithelial cells exposed?
What is the function of microvilli on the surface of epithelial cells?
What is the function of microvilli on the surface of epithelial cells?
Where are stereocilia found in the human body?
Where are stereocilia found in the human body?
What is the function of motile cilia on epithelial cells?
What is the function of motile cilia on epithelial cells?
Where are replacement cells for epithelial tissues produced?
Where are replacement cells for epithelial tissues produced?
What is the specific protein that forms gap junctions?
What is the specific protein that forms gap junctions?
Which type of tissue in the human body is responsible for movement?
Which type of tissue in the human body is responsible for movement?
What is the main function of epithelial tissue in the human body?
What is the main function of epithelial tissue in the human body?
Which feature holds epithelial cells together near the luminal border to prevent diffusion of molecules between adjacent cells?
Which feature holds epithelial cells together near the luminal border to prevent diffusion of molecules between adjacent cells?
Which type of tissue supports the other 3 basic tissues in the human body both structurally and functionally?
Which type of tissue supports the other 3 basic tissues in the human body both structurally and functionally?
Which type of tissue is avascular in the human body, meaning it has no blood vessels?
Which type of tissue is avascular in the human body, meaning it has no blood vessels?
What is the main function of muscle tissue in the human body?
What is the main function of muscle tissue in the human body?
Which type of tissue is responsible for receiving, transmitting, and integrating information from outside and inside the body to control the activities of the body?
Which type of tissue is responsible for receiving, transmitting, and integrating information from outside and inside the body to control the activities of the body?
What is the main function of connective tissue in the human body?
What is the main function of connective tissue in the human body?
What does nerve tissue do in the human body?
What does nerve tissue do in the human body?
What are the main functions of epithelial cells in the human body?
What are the main functions of epithelial cells in the human body?
True or false: Histology does not require the use of a microscope to view structures in detail?
True or false: Histology does not require the use of a microscope to view structures in detail?
True or false: Muscle tissue is responsible for absorption of material from the lumen, such as in the small intestine?
True or false: Muscle tissue is responsible for absorption of material from the lumen, such as in the small intestine?
True or false: Nerve tissue does not receive, transmit, and integrate information from outside and inside the body to control the activities of the body?
True or false: Nerve tissue does not receive, transmit, and integrate information from outside and inside the body to control the activities of the body?
True or false: Each organ in the human body has at least one type of tissue?
True or false: Each organ in the human body has at least one type of tissue?
True or false: Epithelial tissue does not cover the exterior body surfaces?
True or false: Epithelial tissue does not cover the exterior body surfaces?
Adherens junctions are exactly the same structure as desmosomes, but are associated with actin filaments.
Adherens junctions are exactly the same structure as desmosomes, but are associated with actin filaments.
The basal surface of epithelial cells is attached to a basement membrane that separates epithelial cells from surrounding connective tissues.
The basal surface of epithelial cells is attached to a basement membrane that separates epithelial cells from surrounding connective tissues.
Stereocilia are found in the male reproductive system, inner ear, and kidneys.
Stereocilia are found in the male reproductive system, inner ear, and kidneys.
Primary cilia function as sensory antennae and are not motile.
Primary cilia function as sensory antennae and are not motile.
Epithelial cells in the small intestine have a turnover rate of 4-6 days.
Epithelial cells in the small intestine have a turnover rate of 4-6 days.
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