Question 1

Which of the following best describes the function of simple squamous epithelium in the alveoli of the lungs?

Accepted Answer

Facilitating rapid diffusion of gases

Question 2

A tissue sample from the kidney tubules is examined under a microscope. The cells are cube-shaped and arranged in a single layer. Which type of epithelial tissue is this?

Accepted Answer

Simple cuboidal epithelium

Question 3

Which structural feature of epithelial cells increases their surface area for absorption, especially in the small intestine?

Accepted Answer

Microvilli

Question 4

Epithelial tissue is classified based on which TWO criteria?

Accepted Answer

Number of cell layers and cell shape

Question 5

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

Accepted Answer

It attaches epithelial cells to underlying connective tissue

Question 6

A patient has damage to the epithelial tissue lining the air sacs of the lungs. Which process is most likely to be impaired?

Accepted Answer

Diffusion of oxygen and carbon dioxide

Question 7

Which type of epithelial cell is best suited for areas of the body subject to abrasion, such as the skin?

Accepted Answer

Stratified squamous

Question 8

If a tissue sample shows multiple layers of tall, column-shaped cells, how would you classify this epithelium?

Accepted Answer

Stratified columnar epithelium

Question 9

Which equation correctly represents the relationship between surface area and absorption rate in epithelial tissues with microvilli?

Accepted Answer

$$Absorption\ Rate \propto Surface\ Area$$

Question 10

A researcher observes a single layer of flattened cells lining a blood vessel. What is the most likely function of this tissue?

Accepted Answer

Diffusion of nutrients and gases

Question 11

Which of the following statements about epithelial tissue is INCORRECT?

Accepted Answer

Epithelial tissue always consists of multiple cell layers

Question 12

Which type of epithelial tissue is specialized for secretion and absorption and is commonly found in kidney tubules?

Accepted Answer

Simple cuboidal epithelium

Question 13

Which of the following best explains why simple squamous epithelium is found in areas of rapid exchange, such as the alveoli and capillaries?

Accepted Answer

Its thin, flat cells allow for efficient diffusion

Question 14

Which of the following is NOT a characteristic of epithelial tissue?

Accepted Answer

Epithelial tissue is highly vascular

Question 15

A biopsy reveals a single layer of tall, column-shaped cells with microvilli. Where is this tissue most likely located?

Accepted Answer

Lining of the digestive tract

Tissues and Epithelial Tissue: Structure, Classification, and Function

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