Q: Which of the following equations correctly represents the relationship between the three main components of connective tissue?

$$\text{Connective Tissue} = \text{Ground Substance} + \text{Fibers} + \text{Cells}$$

Question 1

Which of the following best describes the main function of simple squamous epithelium, and where is it commonly found?

Accepted Answer

Filtration and rapid diffusion; found in alveoli of the lungs and glomeruli of the kidneys

Question 2

A tissue sample is observed to have multiple layers of flat cells at the apical surface and is found lining the esophagus. What is the most likely identity of this tissue?

Accepted Answer

Stratified squamous epithelium

Question 3

Which of the following statements about connective tissue is TRUE?

Accepted Answer

Connective tissue arises from mesenchyme and contains an extracellular matrix composed of ground substance and fibers.

Question 4

A gland that releases its product by exocytosis without losing cellular material is classified as which type of gland?

Accepted Answer

Merocrine gland

Question 5

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

Accepted Answer

Cartilage lacks nerve fibers and is avascular, so nutrients and repair cells must diffuse from surrounding tissues.

Question 6

Which tissue type is responsible for voluntary movement and is characterized by long, cylindrical, multinucleated, striated cells?

Accepted Answer

Skeletal muscle

Question 7

A patient presents with a tumor that has invaded surrounding tissues by crossing the basement membrane. This process is most characteristic of which pathological event?

Accepted Answer

Malignant epithelial cancer (carcinoma) invasion

Question 8

Which of the following connective tissue fibers is the most abundant and provides high tensile strength?

Accepted Answer

Collagen fibers

Question 9

Which of the following best describes the function and location of transitional epithelium?

Accepted Answer

Stretching to accommodate fluctuation of volume; lining the urinary bladder

Question 10

Which of the following is a key distinguishing feature of pseudostratified columnar epithelium?

Accepted Answer

Cells are of varying heights, all touch the basement membrane, but not all reach the apical surface

Question 11

Which of the following best describes the process of preparing tissue for microscopy, as shown in the images?

Accepted Answer

Fixation, sectioning, and staining

Question 12

Which of the following cell types is responsible for producing the fibers found in connective tissue proper?

Accepted Answer

Fibroblasts

Question 13

A tissue sample from the trachea shows ciliated cells and goblet cells. What is the primary function of this tissue?

Accepted Answer

Secretion and movement of mucus

Question 14

Which of the following best describes the difference between endocrine and exocrine glands?

Accepted Answer

Endocrine glands are ductless and secrete hormones into the blood; exocrine glands secrete products onto body surfaces or into cavities via ducts.

Question 15

Which of the following equations correctly represents the relationship between the three main components of connective tissue?

Accepted Answer

$$	ext{Connective Tissue} = 	ext{Ground Substance} + 	ext{Fibers} + 	ext{Cells}$$

Question 16

Which of the following best explains why stratified squamous epithelium is found in areas subject to abrasion?

Accepted Answer

Its multiple layers provide protection against mechanical stress and abrasion.

Question 17

Which of the following is a function of adipose tissue?

Accepted Answer

Storing energy, insulating, and acting as a shock absorber

Question 18

Which of the following best describes the role of the basement membrane in epithelial tissue?

Accepted Answer

It provides a selective barrier for diffusion and supports the epithelium.

Question 19

Which of the following is a characteristic of nervous tissue?

Accepted Answer

It contains neurons that generate and conduct electrical impulses.

Question 20

Which of the following best describes the function of reticular connective tissue?

Accepted Answer

Forms a delicate, labyrinth-like internal framework that supports cells in lymph nodes, spleen, and bone marrow

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

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