Characteristics Of Epithelial Tissue! Trivia Facts Quiz
Take this quiz and learn about epithelial tissues line the cavities and surfaces of blood vessels and organs throughout the body!
Questions and Answers
- 1.
All none or which of the following are true of epithelial tissues?
- A.
Line surfaces and organs
- B.
Protection
- C.
Permeability
- D.
Sensation
- E.
Secretion
Correct Answer(s)
A. Line surfaces and organs
B. Protection
C. Permeability
D. Sensation
E. SecretionExplanation
Epithelial tissues serve multiple functions in the body. They line the surfaces and organs, providing a protective barrier against external factors. They also have permeability, allowing the selective passage of substances. Epithelial tissues are involved in sensation, as they contain nerve endings that detect stimuli. Additionally, some epithelial tissues are specialized for secretion, producing and releasing substances such as hormones or enzymes.Rate this question:
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- 2.
Epithelial tissue is polar.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Epithelial tissue is polar because it has distinct apical and basal surfaces. The apical surface faces the external environment or a body cavity while the basal surface is attached to the underlying connective tissue. This polarity allows epithelial tissue to perform specialized functions such as absorption, secretion, and protection effectively. The apical surface often contains microvilli or cilia, which further enhance its functions. Overall, the polarity of epithelial tissue is essential for its role in maintaining tissue integrity and performing specific tasks in the body.Rate this question:
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- 3.
Epithelial tissue is avascular.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Epithelial tissue is avascular because it does not have blood vessels. Instead, it receives nutrients and oxygen through diffusion from nearby blood vessels in the underlying connective tissue. This lack of blood vessels allows epithelial tissue to be thin and efficient in its functions, such as absorption, secretion, and protection.Rate this question:
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- 4.
What is epithelial tissue connected to?
- A.
Connective tissue
- B.
Skeletal tissue
- C.
Nervous tissue
Correct Answer
A. Connective tissueExplanation
Epithelial tissue is connected to connective tissue. Epithelial tissue is a type of tissue that covers the surfaces of organs, lines body cavities, and forms glands. It acts as a protective barrier and helps in the absorption, secretion, and filtration processes. Connective tissue, on the other hand, provides support, structure, and connects different tissues and organs in the body. Epithelial tissue and connective tissue work together to maintain the integrity and functionality of various organs and systems in the body.Rate this question:
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- 5.
All none or which of the following are apical features of Epithelial tissue?
- A.
Have Cilia
- B.
Have pedunkles
- C.
Have microvili
Correct Answer(s)
A. Have Cilia
C. Have microviliExplanation
Epithelial tissue is a type of tissue that lines the surfaces of organs and structures in the body. It is characterized by its tightly packed cells and its ability to form protective barriers. One of the apical features of epithelial tissue is the presence of cilia, which are tiny hair-like structures that help in the movement of substances across the surface of the tissue. Another apical feature is the presence of microvilli, which are small finger-like projections that increase the surface area of the tissue and aid in absorption and secretion. However, epithelial tissue does not have pedunkles, making it an incorrect option.Rate this question:
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- 6.
What are microvili?
- A.
Omnipotent cells which determine development.
- B.
Folds in the cell membrane that increase surface area
- C.
Simple squamous epithelial cells
Correct Answer
B. Folds in the cell membrane that increase surface areaExplanation
Microvilli are folds in the cell membrane that increase the surface area of the cell. These structures are commonly found in cells that require a large surface area for absorption or secretion, such as cells in the intestines or kidneys. By increasing the surface area, microvilli allow for more efficient nutrient absorption or waste removal. This adaptation is crucial for the proper functioning of these specialized cells.Rate this question:
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- 7.
Under Epithelial classification simple equals how many layers?
- A.
None
- B.
One
- C.
Multiple
Correct Answer
B. OneExplanation
Epithelial classification is based on the number of layers of cells. In the case of simple epithelium, there is only one layer of cells. This means that all cells are in direct contact with the basement membrane. Simple epithelium is typically found in areas where absorption, secretion, and filtration occur, such as the lining of blood vessels, air sacs in the lungs, and the digestive tract. Therefore, the correct answer is "one" as it accurately describes the number of layers in simple epithelium.Rate this question:
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- 8.
Under epithelial classification stratified equals how many layers
- A.
None
- B.
One
- C.
Multiple
Correct Answer
C. MultipleExplanation
The correct answer is "Multiple". In epithelial classification, stratified epithelium consists of multiple layers of cells. This type of epithelium provides protection and is found in areas that are subject to wear and tear, such as the skin, mouth, and esophagus. The multiple layers of cells help to withstand mechanical stress and prevent damage to underlying tissues.Rate this question:
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- 9.
Under epithelial classification squamous equates to what shape?
- A.
Flat
- B.
Wide and tall
- C.
Tall and skinny
Correct Answer
A. FlatExplanation
The term "squamous" in epithelial classification refers to a flat shape. Squamous epithelial cells are thin and flattened, resembling scales or tiles. This shape allows for efficient diffusion and filtration in tissues such as the lining of blood vessels, lungs, and the skin.Rate this question:
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- 10.
In epithelial classification cuboidal refers to what shape?
- A.
Flat
- B.
Wide and Tall
- C.
Tall and Skinny
Correct Answer
B. Wide and TallExplanation
Cuboidal epithelial cells are cube-shaped, meaning they have equal height, width, and depth. They are wider and taller compared to other epithelial cell shapes such as squamous (flat) or columnar (tall and skinny). Therefore, the correct answer is "Wide and Tall."Rate this question:
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- 11.
In epithelial classification columnar is what shape?
- A.
Flat
- B.
Tall and Wide
- C.
Tall and Skinny
Correct Answer
C. Tall and SkinnyExplanation
In epithelial classification, columnar cells are tall and skinny in shape. This means that they are elongated and have a height that is greater than their width. Columnar epithelial cells are typically found in tissues that line the digestive tract and respiratory tract, where their tall and narrow shape allows for increased surface area and efficient absorption and secretion of substances.Rate this question:
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- 12.
Simple Squamous tissue is found in
- A.
Alvioli, and linings of the heart
- B.
Kidney's and ovaries
- C.
Digestive tract
- D.
Upper respiratory system
- E.
Mammary glands
- F.
Urethra
Correct Answer
A. Alvioli, and linings of the heartExplanation
Simple squamous tissue is a type of epithelial tissue that is composed of a single layer of flat cells. It is found in the alveoli, which are tiny air sacs in the lungs where gas exchange occurs. It is also found in the linings of the heart, specifically the inner lining called the endocardium. This tissue type is well-suited for diffusion and filtration processes due to its thin and permeable nature.Rate this question:
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- 13.
Simple cuboidal tissue is found in
- A.
Alvioli and linings of the heart
- B.
Kidney's and ovaries
- C.
Digestive tract
- D.
Upper respiratory system
- E.
Skin
- F.
Mammary glands
- G.
Urethra
Correct Answer
B. Kidney's and ovariesExplanation
Simple cuboidal tissue is found in the kidneys and ovaries. This type of tissue consists of a single layer of cube-shaped cells. It is specialized for secretion and absorption, making it well-suited for the functions of these organs. In the kidneys, simple cuboidal tissue lines the renal tubules and helps in the reabsorption of water and nutrients. In the ovaries, it forms the surface epithelium and is involved in the production and release of eggs.Rate this question:
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- 14.
Simple columnar tissue is found in
- A.
Alvioli, lining of the heart
- B.
Kidney's and ovaries
- C.
Digestive tract
- D.
Upper respiratory system
- E.
Skin
- F.
Mammary glands
- G.
Urethra
Correct Answer
C. Digestive tractExplanation
Simple columnar tissue is found in the digestive tract. This tissue type is characterized by its tall and narrow cells that are arranged in a single layer. It is well-suited for absorption and secretion functions, which are important in the digestive system. The cells of simple columnar tissue have microvilli on their surface, increasing their surface area for absorption. Additionally, this tissue type often contains goblet cells, which secrete mucus to protect and lubricate the digestive tract. Overall, simple columnar tissue is specialized for the functions of the digestive system, making it the correct answer.Rate this question:
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- 15.
Pseudo stratified Columnar epithelial tissue is found in
- A.
Alvioli, lining of the heart
- B.
Kidney's and ovaries
- C.
Digestive tract
- D.
Upper respiratory system
- E.
Skin
- F.
Mammary glands
- G.
Urethra
Correct Answer
D. Upper respiratory systemExplanation
Pseudo stratified columnar epithelial tissue is found in the upper respiratory system. This type of tissue appears to be stratified due to the varying heights of its cells, but all cells are attached to the basement membrane. The upper respiratory system includes the nasal cavity, trachea, and bronchi, which are lined with this tissue. It helps in protecting the respiratory tract by secreting mucus and moving trapped particles out of the airways through cilia.Rate this question:
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- 16.
Stratified squamous epithelial tissue is found in
- A.
Alvioli, lining of heart
- B.
Kidney's and ovary's
- C.
Digestive tract
- D.
Upper respiratory system
- E.
Skin
- F.
Mammary glands
- G.
Urethra
Correct Answer
E. SkinExplanation
Stratified squamous epithelial tissue is found in the skin. This type of tissue is characterized by multiple layers of flat cells that provide protection against mechanical stress, dehydration, and infection. The skin is the largest organ of the body and serves as a barrier between the internal organs and the external environment. The presence of stratified squamous epithelial tissue in the skin helps to prevent water loss, regulate body temperature, and protect against pathogens and harmful substances.Rate this question:
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- 17.
Stratified cuboidal epithelial tissue is found in
- A.
Alvioli, lining of heart
- B.
Kidney's and ovaries
- C.
Digestive tract
- D.
Upper respiratory system
- E.
Skin
- F.
Mammary glands
- G.
Urethra
Correct Answer
F. Mammary glandsExplanation
Stratified cuboidal epithelial tissue is found in mammary glands. This type of tissue is characterized by multiple layers of cube-shaped cells. It is well-suited for providing protection and support in organs such as mammary glands, which produce and secrete milk. The stratified arrangement of cells allows for increased durability and resistance to mechanical stress, making it ideal for mammary glands that undergo significant changes during lactation.Rate this question:
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- 18.
Stratified columnar epithelial tissue is found in
- A.
Alvioli, lining of heart
- B.
Kidney's and ovaries
- C.
Digestive tract
- D.
Upper respiratory system
- E.
Skin
- F.
Mammary glands
- G.
Urethra
Correct Answer
G. UrethraExplanation
Stratified columnar epithelial tissue is found in the urethra. This type of tissue consists of multiple layers of column-shaped cells, which provide protection and support to the urethra. The stratified arrangement allows for better resistance against mechanical stress and stretching, which is important in the urethra as it is involved in the passage of urine from the bladder to the outside of the body.Rate this question:
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- 19.
Transitional epithelial cells stretch the urethra and bladder
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Transitional epithelial cells are specialized cells that can stretch and contract to accommodate changes in volume. In the case of the urethra and bladder, these cells allow for the expansion of these organs as they fill with urine. This stretching ability is important for the proper functioning of the urinary system. Therefore, the statement "Transitional epithelial cells stretch the urethra and bladder" is true.Rate this question:
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- 20.
Goblet cells do not generate mucus.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Goblet cells are specialized cells found in the respiratory and digestive tracts that produce and secrete mucus. Mucus plays a crucial role in protecting and lubricating these organs, trapping foreign particles, and aiding in their removal. Therefore, the statement that goblet cells do not generate mucus is incorrect.Rate this question:
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- 21.
In the digestive system you ingest and digest food mechanically and chemically.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement is true because in the digestive system, food is ingested (taken into the body) and then digested (broken down) both mechanically (through chewing and the movement of the muscles in the digestive tract) and chemically (through the action of enzymes and acids). This process allows the body to extract nutrients from the food and convert it into energy that can be used by the body.Rate this question:
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- 22.
What do the intestines hang by?
- A.
Meninges
- B.
Mesentaries
- C.
Mucus
Correct Answer
B. MesentariesExplanation
The intestines hang by mesentaries. Mesentaries are double-layered folds of peritoneum that attach the intestines to the posterior abdominal wall. They provide support and hold the intestines in place, allowing them to hang freely within the abdominal cavity.Rate this question:
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- 23.
What are the serousa of the digestive system?
- A.
Pericardial and Epicardial Sac
- B.
Parietal and Visceral Plurae
- C.
Peretenium and Mesentaries
Correct Answer
C. Peretenium and MesentariesExplanation
The correct answer is Peretenium and Mesentaries. The peritoneum is a serous membrane that lines the abdominal cavity and covers the organs within it. It helps to protect and support the organs and allows for their movement. The mesentery is a double layer of peritoneum that attaches the intestines to the abdominal wall. It provides support and contains blood vessels, nerves, and lymphatics that supply the intestines. Together, the peritoneum and mesentery play important roles in the function of the digestive system.Rate this question:
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- 24.
What is the term for movement of food though digestive system?
- A.
Peristalsis
- B.
Eustacian
- C.
Olfaction
Correct Answer
A. PeristalsisExplanation
Peristalsis is the correct answer because it refers to the rhythmic contraction and relaxation of the muscles in the digestive system, which helps move food through the digestive tract. This process allows for the efficient breakdown and absorption of nutrients from the food we consume. Eustacian and olfaction are not related to the movement of food through the digestive system, making them incorrect options.Rate this question:
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Jan 24, 2023Quiz Edited by
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Mar 06, 2011Quiz Created by
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