Question 1

Which of the following best describes the primary function of simple squamous epithelium, as seen lining the alveoli of the lungs?

Accepted Answer

Rapid diffusion of gases

Question 2

A tissue sample shows multiple layers of flat cells with the most superficial cells being squamous in shape. Which tissue type is this, and what is its main function?

Accepted Answer

Stratified squamous epithelium; protection

Question 3

Which intercellular junction allows for the passage of ions and small molecules directly between adjacent cells, facilitating rapid communication?

Accepted Answer

Gap junctions

Question 4

A gland that releases its secretion by exocytosis without loss of cytoplasm is classified as which type of gland?

Accepted Answer

Merocrine

Question 5

Which connective tissue type is characterized by a loose arrangement of fibers, abundant ground substance, and is found beneath the skin providing support and flexibility?

Accepted Answer

Areolar connective tissue

Question 6

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

Accepted Answer

Cartilage is avascular

Question 7

A patient presents with a torn tendon. Which connective tissue type is primarily affected?

Accepted Answer

Dense regular connective tissue

Question 8

Which of the following is a function of adipose tissue?

Accepted Answer

Storing energy as triglycerides

Question 9

Which muscle tissue type is striated, multinucleated, and under voluntary control?

Accepted Answer

Skeletal muscle

Question 10

Which of the following best describes the role of neuroglia in nervous tissue?

Accepted Answer

Support, nourish, and repair neurons

Question 11

A tissue sample from the urinary bladder shows multiple layers of cells with dome-shaped apical cells that flatten when stretched. What is this tissue?

Accepted Answer

Transitional epithelium

Question 12

Which of the following best describes the function of the serous membrane?

Accepted Answer

Covers organs and reduces friction with serous fluid

Question 13

Which cell type is responsible for synthesizing and maintaining the fibers in connective tissue?

Accepted Answer

Fibroblasts

Question 14

Which of the following is TRUE regarding the basement membrane in epithelial tissue?

Accepted Answer

It anchors epithelial cells to underlying connective tissue

Question 15

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

Accepted Answer

Endocrine glands secrete hormones into interstitial fluid; exocrine glands secrete onto surfaces or into ducts

Question 16

Which of the following is a characteristic of cardiac muscle tissue?

Accepted Answer

Striated, branched, and connected by intercalated discs

Question 17

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

Accepted Answer

Forms a supportive framework for organs such as the spleen and lymph nodes

Question 18

Which of the following statements about mucous membranes is correct?

Accepted Answer

They line passageways that open to the exterior and are supported by areolar connective tissue

Question 19

Which of the following best describes the main function of desmosomes in epithelial tissue?

Accepted Answer

Resist stretching and twisting forces

Question 20

A tissue sample from the trachea shows cells of varying heights, all touching the basal lamina, with cilia on the apical surface. What is this tissue and its main function?

Accepted Answer

Pseudostratified ciliated columnar epithelium; moving mucus

The Tissue Level of Organization: Epithelial and Connective Tissues

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