Question 1

Which of the following best describes the main components of the extracellular matrix in connective tissue?

Accepted Answer

Extracellular protein fibers and ground substance

Question 2

A patient suffers a deep cut that damages the connective tissue beneath the skin. Which cell type is primarily responsible for secreting proteins and hyaluronan to help repair the matrix?

Accepted Answer

Fibroblasts

Question 3

Which of the following connective tissue fibers is most responsible for resisting force in one direction, such as in tendons?

Accepted Answer

Collagen fibers

Question 4

A biopsy of a patient’s lymph node reveals a network of interwoven fibers supporting the parenchyma. Which fiber type is most abundant in this tissue?

Accepted Answer

Reticular fibers

Question 5

Which of the following is a function of adipose tissue in adults?

Accepted Answer

Storing energy reserves

Question 6

A patient with a torn ligament is slow to heal. Which property of dense regular connective tissue explains this slow healing?

Accepted Answer

It is composed of tightly packed, parallel collagen fibers with limited blood supply

Question 7

Which of the following best explains why cartilage injuries heal more slowly than bone injuries?

Accepted Answer

Cartilage is avascular and lacks a direct blood supply

Question 8

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

Accepted Answer

Inflammation

Question 9

Which type of connective tissue is found in the subcutaneous layer beneath the skin and is known for its loosely organized fibers and viscous ground substance?

Accepted Answer

Areolar tissue

Question 10

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

Accepted Answer

They stimulate inflammation by releasing histamine and heparin

Question 11

A patient is diagnosed with a disorder affecting the production of chondroitin sulfates. Which tissue is most likely to be directly affected?

Accepted Answer

Cartilage

Question 12

Which of the following is TRUE regarding the difference between hyaline cartilage and fibrocartilage?

Accepted Answer

Fibrocartilage limits movement and is found in intervertebral discs

Question 13

Which membrane type lines body cavities that do NOT open to the exterior and reduces friction between organs?

Accepted Answer

Serous membrane

Question 14

A patient with a genetic defect in elastin production would most likely have problems with which connective tissue fiber?

Accepted Answer

Elastic fibers

Question 15

Which of the following best explains why bone is highly resistant to shattering compared to cartilage?

Accepted Answer

Bone is calcified with calcium salts and minerals

Question 16

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

Accepted Answer

$$Matrix = Extracellular\ fibers + Ground\ substance$$

Question 17

A patient with a deficiency in mesenchymal cells would have difficulty with which of the following processes?

Accepted Answer

Differentiating into fibroblasts and macrophages for tissue repair

Question 18

Which of the following best describes the function of neuroglia in neural tissue?

Accepted Answer

They support, repair, and supply nutrients to neurons

Question 19

A patient with a mutation that prevents the formation of canaliculi in bone would most likely experience which of the following problems?

Accepted Answer

Impaired blood supply to osteocytes

Question 20

Which of the following best explains why synovial membranes lack a true epithelium?

Accepted Answer

They are made up of areolar tissue and an incomplete layer of epithelial cells

Tissue Level of Organization: Connective Tissue Study Notes

Guida di studio - Domande di pratica

Study guide - Flashcard