Question 1

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

Accepted Answer

It allows for rapid diffusion of gases due to its thin, flat cell structure.

Question 2

A tissue sample from the esophagus shows several layers of nonkeratinized, flat cells at the surface. Which type of epithelium is this?

Accepted Answer

Stratified squamous epithelium

Question 3

Which of the following statements about connective tissue is CORRECT?

Accepted Answer

Connective tissue is the most abundant tissue in the body.

Question 4

A patient has a genetic defect affecting the production of collagen fibers. Which of the following symptoms is most likely to occur?

Accepted Answer

Increased flexibility and reduced strength in tendons and ligaments

Question 5

Which of the following best explains why cartilage heals slowly after injury?

Accepted Answer

Cartilage lacks a direct blood supply, limiting nutrient delivery for repair.

Question 6

Which type of connective tissue fiber is primarily responsible for providing elasticity to tissues such as the lungs and arteries?

Accepted Answer

Elastic fibers

Question 7

A biopsy of a gland reveals a single layer of cube-shaped cells specialized for secretion. Which type of epithelium is present?

Accepted Answer

Simple cuboidal epithelium

Question 8

Which of the following is a function of adipose tissue?

Accepted Answer

Storage of triglycerides for energy

Question 9

A tissue sample from the urinary bladder shows cells that can change shape and allow for stretching. What type of epithelium is this?

Accepted Answer

Transitional epithelium

Question 10

Which of the following best describes the main difference between dense regular and dense irregular connective tissue?

Accepted Answer

Dense regular connective tissue has parallel collagen fibers, while dense irregular has randomly arranged fibers.

Question 11

Which of the following equations best represents the relationship between the number of cell layers ($$n) $$and the thickness ($$T) of a $$stratified epithelium, assuming each cell layer has an average thickness $$t$$?

Accepted Answer

$$T = n 	imes t$$

Question 12

A patient with a burn injury loses the outermost layer of skin. Which type of epithelium is primarily affected?

Accepted Answer

Keratinized stratified squamous epithelium

Question 13

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

Accepted Answer

It is a thin extracellular layer that attaches epithelium to underlying connective tissue.

Question 14

Which connective tissue cell type is responsible for producing the fibers and ground substance of the matrix?

Accepted Answer

Fibroblasts

Question 15

A histology slide shows a tissue with loosely arranged fibers, abundant ground substance, and various cell types. It is found beneath the skin and around blood vessels. Which tissue is this?

Accepted Answer

Areolar connective tissue

Question 16

Which of the following best explains why epithelial tissues have a high capacity for regeneration?

Accepted Answer

They have a high mitotic rate.

Question 17

Which of the following is a function of reticular fibers in connective tissue?

Accepted Answer

Forming supportive networks in organs like the spleen and lymph nodes

Question 18

A tissue sample from the trachea shows a single layer of cells of varying heights, all attached to the basement membrane, with cilia and goblet cells present. What type of epithelium is this?

Accepted Answer

Pseudostratified ciliated columnar epithelium

Question 19

Which of the following best describes the main function of hyaluronic acid in connective tissue?

Accepted Answer

It helps bind cells together and lubricates joints.

Question 20

A patient with a deficiency in chondroitin sulfate would most likely have problems with which tissue?

Accepted Answer

Cartilage

Histology: Types of Tissues and Their Structure

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