Q: Which equation best represents the relationship between the number of cell layers ($$n) $$and the type of epithelial tissue?

$$n = 1$$ \rightarrow \text{Simple epithelium}$

Question 1

Which of the following is a primary function of epithelial tissue in the human body?

Accepted Answer

Protection, absorption, secretion, and filtration

Question 2

A tissue sample from the lining of the alveoli in the lungs is most likely to be which type of epithelial tissue?

Accepted Answer

Simple squamous epithelium

Question 3

Which special cell junction is responsible for preventing the passage of most molecules between adjacent epithelial cells?

Accepted Answer

Tight junction

Question 4

A gland that releases its product by exocytosis without losing any part of the cell is classified as which type of exocrine gland?

Accepted Answer

Merocrine

Question 5

Which of the following best describes the polarity of epithelial cells?

Accepted Answer

Cell regions of the apical surface are structurally and functionally different from the basal surface

Question 6

A tissue sample from the lining of the urinary bladder that stretches and permits distension is most likely to be:

Accepted Answer

Transitional epithelium

Question 7

Which type of epithelial tissue is best suited for rapid diffusion and filtration of substances?

Accepted Answer

Simple squamous epithelium

Question 8

A multicellular exocrine gland with a branched duct and both tubular and alveolar secretory units is classified as:

Accepted Answer

Compound tubuloalveolar gland

Question 9

Which of the following statements about epithelial tissue is TRUE?

Accepted Answer

Epithelial tissue is composed almost entirely of cells with minimal extracellular material

Question 10

A researcher is studying sweat glands that release their product through exocytosis. Which mode of secretion is she investigating?

Accepted Answer

Merocrine

Question 11

Which type of cell junction allows ions and small molecules to pass directly between neighboring cells, facilitating intercellular communication?

Accepted Answer

Gap junction

Question 12

A tissue sample from the esophagus is found to have several layers of cells, with the surface cells being flat and alive. Which type of epithelium is this?

Accepted Answer

Nonkeratinized stratified squamous epithelium

Question 13

Which of the following is a correct description of a goblet cell?

Accepted Answer

A unicellular exocrine gland that produces mucin

Question 14

Which type of epithelial tissue lines the inside of the fallopian tube and helps propel the egg toward the uterus?

Accepted Answer

Simple columnar ciliated epithelium

Question 15

Which of the following best describes the function of microvilli on the apical surface of epithelial cells?

Accepted Answer

Increase surface area for absorption

Question 16

A gland that releases its product by the entire cell rupturing and dying is classified as:

Accepted Answer

Holocrine

Question 17

Which equation best represents the relationship between the number of cell layers ($$n) $$and the type of epithelial tissue?

Accepted Answer

$$n = 1$$ ightarrow 	ext{Simple epithelium}$

Question 18

Which of the following is TRUE regarding the basement membrane in epithelial tissue?

Accepted Answer

It is a layer that supports and attaches epithelial sheets to underlying connective tissue

Question 19

Which of the following best describes the difference between endocrine and exocrine glands?

Accepted Answer

Exocrine glands secrete products into ducts; endocrine glands secrete directly into the bloodstream

Question 20

A slide under the microscope shows a single layer of square cells bordering an open space. What is the correct name for this tissue?

Accepted Answer

Simple cuboidal epithelium

Tissues: Structure and Function of Epithelial Tissue

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