$$\text{Absorption} \propto \text{Surface Area}$$

Question 1

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

Accepted Answer

Support

Question 2

A tissue sample from the lining of the trachea shows cells with cilia on their apical surface. What is the primary function of these cilia?

Accepted Answer

Move mucus and trapped particles out of the respiratory tract

Question 3

Which characteristic of epithelial tissue allows it to quickly replace cells lost to friction or hostile environments?

Accepted Answer

High regenerative capacity

Question 4

Referencing the first image, which type of epithelial tissue is shown in the top section?

Accepted Answer

Simple squamous epithelium

Question 5

Which of the following best describes the basal lamina of epithelial tissue?

Accepted Answer

A noncellular adhesive sheet that acts as a selective filter and scaffolding for cell migration

Question 6

Which mode of secretion involves the entire secretory cell rupturing to release its contents, as shown in the fourth image (b)?

Accepted Answer

Holocrine

Question 7

A gland that releases its products by exocytosis without losing any part of the cell is classified as:

Accepted Answer

Merocrine

Question 8

Which of the following statements about epithelial tissue is TRUE?

Accepted Answer

Epithelial tissue is avascular but innervated

Question 9

In the second image, the cell shown is a goblet cell. What is the main function of goblet cells?

Accepted Answer

Produce mucin that forms mucus for lubrication and protection

Question 10

Which of the following best describes the difference between simple and stratified epithelia?

Accepted Answer

Simple epithelia have one layer of cells; stratified epithelia have two or more layers

Question 11

A multicellular exocrine gland with a branched duct and alveolar secretory units, as shown in the third image, is classified as:

Accepted Answer

Compound alveolar

Question 12

Which of the following is a function of tight junctions in epithelial tissue?

Accepted Answer

Prevent leakage of extracellular fluid between cells

Question 13

Which of the following cell shapes is characterized by a flattened, scalelike appearance and a flattened nucleus?

Accepted Answer

Squamous

Question 14

A patient has a gland that accumulates its product and then ruptures to release it. Which type of gland is this?

Accepted Answer

Holocrine

Question 15

Which of the following equations best represents the relationship between surface area and absorption in epithelial tissue with microvilli?

Accepted Answer

$$	ext{Absorption} \propto 	ext{Surface Area}$$

Question 16

Which of the following is TRUE regarding endocrine glands?

Accepted Answer

They release hormones directly into the blood or lymph

Question 17

Which of the following is a plausible consequence if epithelial tissue loses its polarity?

Accepted Answer

Increased cell division and regeneration

Question 18

Which of the following best describes the function of desmosomes in epithelial tissue?

Accepted Answer

Provide mechanical strength by anchoring adjacent cells together

Question 19

Which equation best describes the rate of diffusion of nutrients to avascular epithelial tissue?

Accepted Answer

$$	ext{Rate} = \frac{D \cdot A \cdot (C_1$ - C_2$)}{d}$$

Question 20

Which of the following is a real-life example of a simple tubular gland?

Accepted Answer

Intestinal glands

Tissue 1: The Living Fabric – Epithelial Tissue Study Guide

Study Guide - Practice Questions