$$\text{Matrix} = \text{Extracellular Protein Fibers} + \text{Ground Substance}$$

Question 1

Which of the following best describes the main function of tight junctions in epithelial tissue?

Accepted Answer

They prevent the passage of water and solutes between adjacent cells.

Question 2

A patient suffers a burn that destroys the epidermis and underlying connective tissue. Which tissue membrane is primarily affected?

Accepted Answer

Cutaneous membrane

Question 3

Which of the following is a characteristic unique to pseudostratified columnar epithelium?

Accepted Answer

All cells contact the basement membrane but nuclei are at different levels.

Question 4

Which type of connective tissue fiber is most responsible for providing tensile strength to tendons?

Accepted Answer

Collagen fibers

Question 5

A gland that releases its secretion by the rupture and death of entire cells is classified as which type?

Accepted Answer

Holocrine

Question 6

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

Accepted Answer

Cartilage is avascular and nutrients must diffuse through the matrix.

Question 7

Which of the following equations best represents the relationship between the components of connective tissue matrix?

Accepted Answer

$$	ext{Matrix} = 	ext{Extracellular Protein Fibers} + 	ext{Ground Substance}$$

Question 8

A biopsy reveals tissue with long, cylindrical, multinucleated cells with obvious striations. Which tissue type is this?

Accepted Answer

Skeletal muscle

Question 9

Which of the following best describes the function of mast cells in connective tissue?

Accepted Answer

They store and release histamine and heparin during inflammation.

Question 10

A patient with a genetic defect in cell adhesion molecules (CAMs) would most likely experience which of the following?

Accepted Answer

Increased permeability of epithelial barriers

Question 11

Which tissue type is most likely to regenerate well after injury?

Accepted Answer

Epithelial tissue

Question 12

Which of the following best describes the main function of the lamina propria in mucous membranes?

Accepted Answer

It provides support and nourishment to the epithelium.

Question 13

Which of the following is a correct pairing of tissue and its primary function?

Accepted Answer

Connective tissue – support and protection

Question 14

Which of the following best explains why osteoporosis risk increases with age?

Accepted Answer

Connective tissue becomes more fragile and bone remodeling slows.

Question 15

Which of the following is a real-life example of holocrine secretion?

Accepted Answer

Sebum release from sebaceous glands in the scalp

Question 16

A patient presents with swelling, redness, heat, and pain after a physical injury. Which process is primarily responsible for these symptoms?

Accepted Answer

Inflammation

Question 17

Which of the following equations best represents the process of fibrosis after tissue injury?

Accepted Answer

$$	ext{Fibrosis} = 	ext{Fibroblast Activity} + 	ext{Collagen Deposition}$$

Question 18

Which of the following best describes the role of neuroglia in nervous tissue?

Accepted Answer

They provide physical and metabolic support to neurons.

Question 19

Which of the following is a correct description of the basement membrane?

Accepted Answer

A noncellular network of protein fibers providing strength and acting as a barrier

Question 20

Which of the following best explains why cigarette smoke is a major risk factor for cancer development?

Accepted Answer

It introduces mutations due to chemical exposure, accounting for a significant percentage of cancer cases.

The Tissue Level of Organization: Structure and Function of Body Tissues

Study Guide - Practice Questions