Q: Which equation best represents the function of proteoglycans in connective tissue ground substance?

$$\text{Proteoglycans} = \text{Protein core} + \text{Glycosaminoglycan chains}$$

Question 1

Which of the following is NOT one of the four primary tissue types found in the human body?

Accepted Answer

Glandular

Question 2

A patient presents with swelling in the lower leg after an injury. Which type of connective tissue is primarily responsible for soaking up excess fluid during edema?

Accepted Answer

Areolar connective tissue

Question 3

Which structural feature of epithelial tissue is most important for preventing the spread of cancerous cells into underlying tissues?

Accepted Answer

Basement membrane acting as a boundary

Question 4

Which of the following best describes the function of simple squamous epithelium in the alveoli of the lungs?

Accepted Answer

Facilitation of rapid diffusion of gases

Question 5

A gland that releases its product by exocytosis without damaging the cell is classified as:

Accepted Answer

Merocrine

Question 6

Which connective tissue fiber type provides the greatest tensile strength to tissues?

Accepted Answer

Collagen fibers

Question 7

Which of the following is a function of adipose tissue?

Accepted Answer

Insulating the body and storing energy

Question 8

A tissue sample from the urinary bladder shows cells that change shape from cuboidal to squamous as the bladder fills. What type of epithelium is this?

Accepted Answer

Transitional epithelium

Question 9

Which of the following best explains why epithelial tissues have a high regenerative capacity?

Accepted Answer

They are exposed to frequent damage and abrasion

Question 10

Which of the following is a correct pairing of epithelial type and location?

Accepted Answer

Stratified squamous epithelium – lines the inside of the mouth

Question 11

Which of the following equations best represents the relationship between the number of layers ($$n) $$and the classification of epithelial tissue?

Accepted Answer

$$n = 1$$ \rightarrow$ simple epithelium

Question 12

Which connective tissue type is most likely to be found in tendons and ligaments, providing resistance to tension in one direction?

Accepted Answer

Dense regular connective tissue

Question 13

A patient is diagnosed with rheumatoid arthritis, an autoimmune disease affecting connective tissue. Which structure is primarily targeted by the immune system in this condition?

Accepted Answer

Synovial membranes of joints

Question 14

Which of the following is a key function of reticular connective tissue?

Accepted Answer

Forming soft internal skeletons supporting free blood cells

Question 15

Which of the following best describes the difference between 'blast' and 'cyte' cells in connective tissue?

Accepted Answer

'Blast' cells are actively dividing and synthesizing matrix; 'cyte' cells are mature and maintain tissue

Question 16

Which equation best represents the function of proteoglycans in connective tissue ground substance?

Accepted Answer

$$	ext{Proteoglycans} = 	ext{Protein core} + 	ext{Glycosaminoglycan chains}$$

Question 17

Which type of multicellular exocrine gland releases its product by the cell apex pinching off, followed by cell repair?

Accepted Answer

Apocrine gland

Question 18

Which connective tissue type is most likely to be found in the dermis, providing strength and resistance to tension in multiple directions?

Accepted Answer

Dense irregular connective tissue

Question 19

Which of the following is a correct function-location pairing for simple cuboidal epithelium?

Accepted Answer

Secretion and absorption – kidney tubules

Tissues: Structure, Function, and Classification in Human Anatomy & Physiology

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