Question 1

Which of the following best describes the function of tight junctions in epithelial tissue?

Accepted Answer

They prevent the passage of water and solutes between cells.

Question 2

A patient with a genetic defect in cell adhesion molecules (CAMs) would most likely experience which of the following problems?

Accepted Answer

Difficulty maintaining tissue integrity due to poor intercellular cement.

Question 3

Which type of epithelial tissue is best suited for areas subject to mechanical stress, such as the skin?

Accepted Answer

Stratified squamous epithelium

Question 4

Which secretion method involves the release of products by shedding portions of the cytoplasm?

Accepted Answer

Apocrine secretion

Question 5

A tissue sample from the urinary bladder reveals cells that tolerate repeated cycles of stretching and recoiling. Which type of epithelium is present?

Accepted Answer

Transitional epithelium

Question 6

Which connective tissue cell type is primarily responsible for secreting proteins and hyaluronan to maintain the extracellular matrix?

Accepted Answer

Fibroblast

Question 7

Which type of connective tissue fiber is most abundant and provides tensile strength in one direction, such as in tendons?

Accepted Answer

Collagen fibers

Question 8

A child is born with a deficiency in brown fat. Which physiological process would be most affected?

Accepted Answer

Ability to generate heat through breakdown of fats

Question 9

Which of the following is a function of mucous membranes (mucosae)?

Accepted Answer

Line passageways that have external connections

Question 10

Which type of gland releases its secretions directly into the bloodstream?

Accepted Answer

Endocrine gland

Question 11

A patient with a mutation affecting connexin proteins would most likely have impaired function in which type of cell junction?

Accepted Answer

Gap junctions

Question 12

Which layer of fascia separates skin from underlying tissues and is composed of areolar tissue?

Accepted Answer

Superficial fascia

Question 13

Which of the following best describes the function of hyaline cartilage?

Accepted Answer

Tough and somewhat flexible, reduces friction between bones

Question 14

Which of the following equations correctly represents the relationship between force ($$F$$), area ($$A$$), and pressure ($$P) in $$tissues such as cartilage?

Accepted Answer

$$P = \frac{F}{A}$$

Question 15

Which connective tissue cell type is most likely to increase in number during an allergic reaction, releasing histamine and heparin?

Accepted Answer

Mast cells

Question 16

A biopsy of cardiac muscle tissue reveals cells connected by specialized junctions that allow rapid electrical communication. What are these junctions called?

Accepted Answer

Intercalated discs

Question 17

Which of the following is a correct description of the function of reticular fibers in connective tissue?

Accepted Answer

Form a network of interwoven fibers that resist forces in many directions

Question 18

Which type of tissue membrane lines joint cavities and produces a lubricating fluid?

Accepted Answer

Synovial membrane

Question 19

Which of the following best explains why bone tissue is able to resist shattering?

Accepted Answer

It is calcified and contains flexible collagen fibers.

Question 20

A patient with damage to the axons of neurons in the spinal cord would most likely experience which of the following symptoms?

Accepted Answer

Impaired ability to transmit outgoing electrical impulses

Tissues: Structure and Function in Anatomy & Physiology

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