Q: Which of the following equations best represents the relationship between the components of the extracellular matrix in connective tissue?

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

Question 1

Which of the following is NOT a function of connective tissue in the human body?

Accepted Answer

Transmitting electrical impulses between neurons

Question 2

The extracellular matrix of connective tissue is primarily composed of protein fibers and which other component?

Accepted Answer

Ground substance

Question 3

Which type of connective tissue fiber is described as branched, wavy, and capable of stretching and recoiling?

Accepted Answer

Elastic fibers

Question 4

A patient suffers a deep cut that damages the dermis. Which connective tissue cell type is most responsible for synthesizing new collagen fibers during the healing process?

Accepted Answer

Fibroblasts

Question 5

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

Accepted Answer

They respond to local injury or infection by producing differentiated cells.

Question 6

Dense regular connective tissue is best suited for which of the following functions?

Accepted Answer

Providing strong attachment between muscles and bones

Question 7

Which of the following connective tissue types contains the highest proportion of collagen fibers aligned in parallel bundles?

Accepted Answer

Dense regular connective tissue

Question 8

A biopsy of a lymph node reveals a network of thin, branched fibers that stabilize the structure. Which fiber type is most likely present?

Accepted Answer

Reticular fibers

Question 9

Which of the following best explains why adipose tissue is classified as a type of loose connective tissue?

Accepted Answer

It contains loosely arranged fibers and cells embedded in a soft ground substance.

Question 10

A patient with a genetic defect in collagen synthesis would most likely experience which of the following symptoms?

Accepted Answer

Weak tendons and ligaments

Question 11

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

Accepted Answer

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

Question 12

Which connective tissue cell type is primarily responsible for phagocytosis of pathogens and debris?

Accepted Answer

Macrophages

Question 13

A patient is diagnosed with a disorder affecting elastic fibers. Which symptom would most likely be observed?

Accepted Answer

Reduced ability of tissues to stretch and recoil

Question 14

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

Accepted Answer

Dense regular has parallel collagen fibers; dense irregular has fibers arranged in multiple directions.

Question 15

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

Accepted Answer

They form a supportive network in organs such as the spleen and lymph nodes.

Question 16

A tissue sample contains cells that secrete heparin and histamine. These cells are most likely:

Accepted Answer

Mast cells

Question 17

Which of the following best explains why loose connective tissue is found beneath epithelial layers?

Accepted Answer

It provides nutrients and support to the overlying epithelium.

Question 18

Which of the following best describes the role of fibrocytes in connective tissue?

Accepted Answer

They maintain existing connective tissue fibers.

Question 19

A patient with a deficiency in reticular fibers would most likely have problems with which organ system?

Accepted Answer

Lymphatic system

Question 20

Which of the following best describes the function of adipocytes in connective tissue?

Accepted Answer

They store energy in the form of triglycerides.

Connective Tissue: Structure, Types, and Functions

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