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

Question 1

Which of the following is NOT a major function of connective tissue?

Accepted Answer

Generating electrical impulses

Question 2

All connective tissues share a common embryonic origin. From which tissue do they arise?

Accepted Answer

Mesenchyme

Question 3

Which connective tissue class is most directly responsible for transporting oxygen and nutrients throughout the body?

Accepted Answer

Blood

Question 4

A patient suffers a ligament tear. Which type of connective tissue is most likely damaged?

Accepted Answer

Dense regular connective tissue

Question 5

Which of the following best describes the extracellular matrix (ECM) of connective tissue?

Accepted Answer

A protein-sugar mesh that supports cells and allows them to bear weight and withstand tension

Question 6

Which type of connective tissue fiber provides the greatest tensile strength?

Accepted Answer

Collagen fibers

Question 7

Adipose tissue is specialized for which of the following functions?

Accepted Answer

Shock absorption, insulation, and energy storage

Question 8

Which connective tissue type is most likely to be found supporting blood cells in lymph nodes, spleen, and bone marrow?

Accepted Answer

Reticular connective tissue

Question 9

Cartilage is avascular. How does it receive nutrients?

Accepted Answer

From the perichondrium surrounding it

Question 10

Which cell type is responsible for actively secreting ground substance and ECM fibers in connective tissue?

Accepted Answer

Blast cells (e.g., fibroblasts, chondroblasts, osteoblasts)

Question 11

A patient with a sports injury has slow healing of cartilage. Which property of cartilage best explains this?

Accepted Answer

Cartilage is avascular and has limited ability to divide

Question 12

Which connective tissue type is found in the walls of large arteries and allows them to stretch and recoil?

Accepted Answer

Elastic connective tissue

Question 13

Which of the following is TRUE about bone (osseous tissue)?

Accepted Answer

It is richly vascularized and stores fat and synthesizes blood cells

Question 14

Which connective tissue type is most widely distributed and acts as universal packing material between other tissues?

Accepted Answer

Areolar connective tissue

Question 15

Which of the following best describes the ground substance in connective tissue?

Accepted Answer

An unstructured gel-like material that fills space between cells and allows solute diffusion

Question 16

Which formula best represents the relationship between the components of the extracellular matrix in connective tissue?

Accepted Answer

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

Question 17

Which type of cartilage is found at the tips of long bones, nose, trachea, and larynx?

Accepted Answer

Hyaline cartilage

Question 18

A patient presents with a ruptured intervertebral disc. Which type of cartilage is most likely involved?

Accepted Answer

Fibrocartilage

Question 19

Which connective tissue cell type is responsible for initiating local inflammatory responses against foreign microorganisms?

Accepted Answer

Mast cells

Question 20

Which of the following best explains why blood is considered a connective tissue?

Accepted Answer

It consists of cells surrounded by a matrix (plasma) and functions in transport

Practical 1: Connective Tissue Powerpoint

Study Guide - Practice Questions