Deck 4: Tissues: the Living Fabric

Question 1

Connective tissues that possess a large quantity of collagen fibers often provide the framework for organs such as the spleen and lymph nodes.

Answer 1

False

Question 2

Simple cuboidal epithelia are usually found in areas where secretion and absorption occur.

Answer 2

True

Question 3

Cartilage has good regenerative capacity, while most epithelial tissues do not.

Answer 3

False

Question 4

Cartilage tissue tends to heal less rapidly than bone tissue.

Question 5

Elastic cartilage tissue is found in the walls of the large arteries that leave the heart.

Question 6

Intercalated discs and striations are both characteristic of skeletal muscle.

Question 7

Epithelial tissues always exhibit polarity; that is, they have a free surface and a basal surface.

Question 8

Macrophages are found in areolar and lymphatic tissues.

Question 9

Squamous cells are flattened and scale-like when mature.

Question 10

Merocrine glands produce their secretions by accumulating their secretions internally until the cell ruptures.

Question 11

Goblet cells are found within pseudostratified ciliated columnar epithelium.

Question 12

A smooth muscle cell has a central nucleus but lacks striations.

Question 13

Tendons and ligaments are composed mainly of dense irregular connective tissue.

Question 14

Depending on the functional state of the bladder, transitional epithelium may resemble stratified squamous or stratified cuboidal epithelium.

Question 15

Salivary glands exhibit simple tubuloalveolar glandular arrangement.

Question 16

Healing of a surgical incision through the body wall will tend to increase the amount of areolar tissue.

Question 17

Functions of connective tissues include binding, support, insulation, and protection.

Question 18

The basic difference between dense irregular and dense regular connective tissues is in the amount of elastic fibers and adipose cells present.

Question 19

A major characteristic of fibrocartilage is its unique amount of flexibility and elasticity.

Question 20

Fibrocartilage is also known as gristle.

Question 21

What tissue has lacunae, calcium salts, and blood vessels?

A) areolar tissue
B) cartilage tissue
C) bone (osseous tissue)
D) fibrocartilaginous tissue

Question 22

Which of the following is a modification of the simple columnar epithelium that allows for efficient absorption along portions of the digestive tract?

A) thin and permeable
B) fibroblasts
C) dense microvilli
D) cilia

Question 23

Which of the following is not found in cartilage but is found in bone?

A) living cells
B) organic fibers
C) blood vessels
D) lacunae

Question 24

The primary blast cell for connective tissue proper is the ________.

A) hemocytoblast
B) fibroblast
C) osteoblast
D) chondroblast

Question 25

Groups of cells that are similar in structure and perform a common or related function form a(n) ________.

A) organism
B) organ
C) tissue
D) organ system

Question 26

A ciliated version of pseudostratified columnar epithelium containing mucus-secreting gobletcells________.

A) aids in digestion
B) lines most of the respiratory tract
C) is found in some of the larger glands
D) is more durable than all other epithelia

Question 27

Cell type not found in areolar connective tissue.

A) mast cell
B) fibroblast
C) chondrocyte
D) macrophage

Question 28

Inability to absorb digested nutrients and secrete mucus might indicate a disorder in which epithelial tissue?

A) simple squamous
B) stratified squamous
C) transitional
D) simple columnar

Question 29

Endocrine glands are often called ducted glands.

Question 30

The shape of the external ear is maintained by ________.

A) fibrocartilage
B) hyaline cartilage
C) elastic cartilage
D) adipose tissue

Question 31

Glands, such as the thyroid, that secrete their products directly into the blood rather than through ducts are classified as ________.

A) sebaceous
B) ceruminous
C) endocrine
D) exocrine

Question 32

The fiber type that gives connective tissue great tensile strength is________.

A) collagen
B) elastic
C) musc le
D) reticular

Question 33

Which of the following would be of most importance to goblet cells and other glandular epithelia?

A) multiple nuclei
B) lysosomes
C) microvilli
D) Golgi apparatus

Question 34

The reason that intervertebral discs exhibit a large amount of tensile strength, which allows them to absorb shock, is because they possess ________.

A) elastic fibers
B) collagen fibers
C) reticular fibers
D) hydroxyapatite crystals

Question 35

Which of the following epithelia forms the walls of the air sacs across which gas exchange occurs in the lungs?

A) simple columnar
B) simple cuboidal
C) pseudostratified columnar
D) simple squamous

Question 36

Which statement best describes connective tissue?

A) usually lines a body cavity
B) typically arranged in a single layer of cells
C) usually contains a large amount of matrix
D) primarily concerned with secretion

Question 37

Connective tissue extracellular matrix is composed of ________.

A) cells and fibers
B) all organic compounds
C) ground substance and cells
D) fibers and ground substance

Question 38

A substance received or given off by your body will likely pass through which tissue type?

A) nervous tissue
B) connective tissue
C) muscle tissue
D) epithelial tissue

Question 39

Blood is considered a type of connective tissue.

Question 40

How is hyaline cartilage different from elastic cartilage or fibrocartilage?

A) It allows great flexibility.
B) It contains more nuclei.
C) Fibers are not normally visible.
D) It is more vascularized.

Question 41

Mesenchymal cells are most commonly found in________ connective tissue.

A) areolar
B) embryonic
C) dense regular
D) reticular

Question 42

What are the three main components of connective tissue?

A) alveoli, fibrous capsule, and secretory cells
B) collagen, elastin, and reticular fibers
C) fibroblasts, chondroblasts, and osteoblasts
D) ground substance, fibers, and cells

Question 43

A many-layered epithelium with cuboidal basal cells and flat cells at its surface would be classified as ________.

A) transitional
B) simple cuboidal
C) stratified squamous
D) simple squamous

Question 44

Edema (swelling) occurs when ________.

A) areolar tissue soaks up excess fluid in an inflamed area
B) adipose cells enlarge by pinocytosis
C) reticular connective tissue invades the area
D) collagen fibers enlarge as they change from dehydrated to hydrated shape

Question 45

Heart muscle cells would tend to separate without ________.

A) intercalated discs
B) flana
C) myofilaments
D) stroma

Question 46

Which of the following is true about epithelia?

A) Simple epithelia are commonly found in areas of high abrasion.
B) Endothelium provides a slick surface lining all hollow cardiovascular organs.
C) Pseudostratified epithelia are commonly keratinized.
D) Stratified epithelia are associated with filtration.

Question 47

The first step in tissue repair involves ________.

A) inflammation
B) formation of scar tissue
C) proliferation of fibrous connective tissue
D) replacement of destroyed tissue by the same kind of cells

Question 48

Select the correct statement regarding the stem cells of connective tissue.

A) "Blast" cells are undifferentiated, actively dividing cells.
B) Connective tissue does not contain cells.
C) Chondroblasts are the main cell type of connective tissue proper.
D) Connective tissue cells are nondividing.

Question 49

Chondroblasts________.

A) remain in compact bone even after the epiphyseal plate closes
B) never lose their ability to divide
C) are mature cartilage cells located in spaces called lacunae
D) within the cartilage divide and secrete new matrix

Question 50

Select the correct statement regarding epithelia.

A) Simple epithelia form impermeable barriers.
B) Stratified epithelia are present where protection from abrasion is important.
C) Pseudostratified epithelia consist of at least two layers of cells stacked on top of one another.
D) Stratified epithelia are tall, narrow cells.

Question 51

Which is true concerning muscle tissue?

A) highly cellular and well vascularized
B) is a single-celled tissue
C) cuboidal shape enhances function
D) contains contractile units made of collagen

Question 52

________ epithelium appears to have two or three layers of cells, but all the cells are in contact with the ba sement membrane.

A) Stratified columnar
B) Pseudostratified columnar
C) Stratified cuboidal
D) Transitional

Question 53

Select the correct statement regarding tissue repair.

A) Granulation tissue is another name for a blood clot.
B) Inflammation causes capillaries to dilate and become permeable.
C) Granulation tissue is highly susceptible to infection.
D) The clot is formed from dried blood and transposed collagen fibers.

Question 54

Which tissue type would likely function to hold the kidneys in place?

A) adipose
B) dense regular
C) reticular
D) smooth muscle

Question 55

Which of the following is true about the mode of secretion of exocrine glands?

A) These glands are ductless.
B) Apocrine cells are destroyed, then replaced, after secretion.
C) Holocrine cells are slightly damaged by the secretory process, but repair themselves.
D) Merocrine glands are not altered by the secretory process.

Question 56

Select the correct statement regarding adipose tissue.

A) Its primary function is nutrient storage.
B) Most of the cell volume is occupied by the nucleus.
C) It is composed mostly of extracellular matrix.
D) Mature adipose cells are highly mitotic.

Question 57

Arteries, veins, and lymphatics keep clots from sticking as long as their ________ is intact and healthy.

A) simple cuboidal epithelium
B) transitional epithelium
C) mesothelium
D) endothelium

Question 58

Which of the following is not a step in tissue repair?

A) inflammation
B) regeneration and fibrosis
C) restoration of blood supply
D) formation of new stem cells

Question 59

Which of the following statements is true of connective tissue?

A) When connective tissue is stretched, collagen gives it the ability to snap back.
B) Elastin fibers are sometimes called white fibers.
C) Collagen fibers provides high tensile strength.
D) Reticular fibers form thick, ropelike structures.

Question 60

Which cells are commonly found wedged between simple columnar epithelial cells?

A) goblet cells
B) macrophages
C) fibroblasts
D) mast cells

Question 61

Macrophage-like cells are found in many different tissues, and may have specific names that reflect theirlocation or specializations. What is the one functional characteristic common to all macrophage-like cells?

Question 62

Aunt Jessie woke up one morning with excruciating pain in her chest. She had trouble breathing for several weeks. Following a visit to the doctor, she was told she had pleurisy. What is this condition and what did it affect?

Question 63

Skin, lung, and blood vessel walls have which tissue characteristic in common?

A) simple columnar epithelium
B) simple squamous epithelium
C) reticular fibers
D) elastic fibers

Question 64

A 45-year-old woman is admitted to the hospital for surgical removal of a tumor on her thyroid gland.The surgeon informs her that she will have only a very thin scar. How could this be possible?

Question 65

In adult humans, most cancers are carcinomas or adenocarcinomas. These include cancers of the skin, lung, colon, breast, and prostate. Which of the four basic tissue types is involved? Why do you think this is so?

Question 66

How can one tell the difference between stratified squamous epithelium and transitional epithelium?

Question 67

In terms of structure and function, compare the type of epithelium lining the trachea, air sacs of the lungs, and the epidermis of the skin.

Question 68

Tendon tears or breaks are difficult to repair both physiologically and surgically. Why?

Question 69

What type of membrane lines closed ventral body cavities? List three examples.

Question 70

Generally speaking, connective tissues are largely non-living extracellular matrix. Which of the following is an exception?

A) bone
B) blood
C) areolar
D) adipose

Question 71

Explain what is meant by epithelial tissue being avascular but innervated.

Question 72

Since mature adipocytes rarely divide, how can adults gain weight?

Question 73

Which tissue type is formed by many cells joining together, each contributing nuclei?

A) skeletal muscle
B) smooth muscle
C) dense regular
D) cardiac muscle

Question 74

Choose which tissue type likely functions to add support to an organ.

A) cardiac muscle
B) hyaline cartilage
C) stratified squamous epithelium
D) transitional

Question 75

How is epithelial tissue the opposite of connective tissue?

Question 76

John, a 72-year-old grandfather, had been smoking heavily for 24 years and had a persistent cough. Abiopsy of his lung tissue revealed considerable amounts of carbon particles. How could this happen considering the natural cleaning mechanism of the respiratory system?

Question 77

The salivary glands are a good example of a ________ exocrine gland.

A) simple branched alveolar
B) compound alveolar
C) compound tubuloalveolar
D) compound tubular

Question 78

Your instructor gives you an unknown organ for you to examine and identify through microscopy. What should you do first with the sample?

A) fix it with preservative
B) stain it to enhance contrast
C) cut it into sections
D) examine it for artifacts

Question 79

Choose which tissue would line the uterine (fallopian) tubes and function as a "conveyer belt" to help move a fertilized egg towards the uterus.

A) ciliated simple columnar epithelium
B) stratified squamous epithelium
C) simple cuboidal epithelium
D) smooth muscle

Question 80

How is blood unique among connective tissues?