Question 1

Which of the following is the major cell type found in connective tissue proper?

Accepted Answer

Fibroblasts

Question 2

A patient presents with a disorder affecting the ability of their tendons to withstand tension. Which connective tissue type is most likely compromised?

Accepted Answer

Dense regular connective tissue

Question 3

Which connective tissue type is primarily responsible for storing energy and providing insulation?

Accepted Answer

Adipose tissue

Question 4

Which fiber type is most abundant in dense regular connective tissue, providing tensile strength in one direction?

Accepted Answer

Collagen fibers

Question 5

Brown fat is specialized for which of the following functions?

Accepted Answer

Thermogenesis

Question 6

Which connective tissue type forms a supportive network in lymph nodes, bone marrow, and spleen?

Accepted Answer

Reticular connective tissue

Question 7

A histological slide shows loosely arranged fibers and a high fluid content. Which tissue is most likely being observed?

Accepted Answer

Areolar connective tissue

Question 8

Why is it important for the walls of large arteries, such as the aorta, to contain elastic fibers?

Accepted Answer

To allow stretch and recoil during blood pressure changes

Question 9

Which connective tissue type is found in the dermis of the skin and is designed to withstand tension from multiple directions?

Accepted Answer

Dense irregular connective tissue

Question 10

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

Accepted Answer

Gel-like, colorless, and viscous

Question 11

A macrophage in reticular connective tissue is observed engulfing a bacterium. What is the term for this process?

Accepted Answer

Phagocytosis

Question 12

Which equation best represents the relationship between the total tensile strength ($T$) of a tendon and the number of collagen fibers ($n$) present, assuming each fiber contributes equally?

Accepted Answer

$T = n 	imes s$

Question 13

Which connective tissue type is most likely to be found surrounding nerves and blood vessels, providing both support and flexibility?

Accepted Answer

Areolar connective tissue

Question 14

Which of the following is NOT a function of adipocytes?

Accepted Answer

Producing collagen fibers

Question 15

A patient with chronic cold exposure is found to have increased brown fat. What is the physiological advantage of this adaptation?

Accepted Answer

Increased heat production via mitochondrial activity

Question 16

Which connective tissue type contains thick, irregularly arranged collagen bundles and is found in joint capsules?

Accepted Answer

Dense irregular connective tissue

Question 17

Which of the following best explains why elastic connective tissue is found in the ligaments of the vertebral column?

Accepted Answer

To allow stretch and recoil during spinal flexion and extension

Question 18

Which cell type is primarily responsible for producing the extracellular matrix in connective tissue proper?

Accepted Answer

Fibroblasts

Question 19

Which connective tissue type is most likely to be found in the subcutaneous layer beneath the skin, providing cushioning and energy storage?

Accepted Answer

Adipose tissue

Question 20

Which of the following is a key difference between dense regular and dense irregular connective tissue?

Accepted Answer

Dense regular CT has parallel collagen fibers; dense irregular CT has randomly arranged collagen fibers.

Connective Tissue Proper: Structure, Classification, and Function

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