Quiz 1 Flashcards


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created 6 years ago by Meghan_Alisse
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updated 6 years ago by Meghan_Alisse
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anatomy and physiology i
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1

The reason that intervertebral discs exhibit a large amount of tensile strength to absorb shock is because they possess

A) elastic fibers

B) reticular fibers

C) hydroxyapatite crystals

D) collagen fibers

reticular fibers

2

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

A)organic fibers

B)lacunae

C)live cells

D)blood vessels

blood vessels

3

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

A) fibrocartilaginous tissue

B) osseous tissue

C) cartilage tissue

D) areolar tissue

Osseous tissue

4

How is hyaline cartilage different from elastic or fibrocartilage?

A) It contains more nuclei.

B) It has more elastic fibers.

C) It is more vascularized.

D) Fibers are not normally visible.

Fibers are not normally visible.

5

Epithelial tissue ________.

A) is usually acellular

B) has a basement membrane

C) is highly vascularized

D) contains a number of neuron types

has a basement membrane

6

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

A) lysosomes

B) Golgi bodies

C) microvilli

D) multiple nuclei

Golgi bodies

7

Mammary glands exhibit a glandular type called ________.

A) simple alveolar

B) compound tubular

C) simple tubular

D) compound alveolar

compound alveolar

8

What feature characterizes simple columnar epithelium of the digestive tract?

A) dense microvilli

B) fibroblasts

C) cilia

D) a rich vascular supply

dense microvilli

9

Pseudostratified ciliated columnar epithelium ________.

A) aids in digestion

B) is not an epithelial classification

C) lines the respiratory tract

D) possesses no goblet cells

lines the respiratory tract

10

Which of the following is a single-celled layer of epithelium that forms the lining of serous membranes?

A) simple columnar

B) simple transitional

C) simple cuboidal

D) simple squamous

simple squamous

11

Which statement best describes connective tissue?

A) always arranged in a single layer of cells

B) primarily concerned with secretion

C) usually lines a body cavity

D) usually contains a large amount of matrix

usually contains a large amount of matrix

12

Matrix is composed of ________.

A) cells and fibers

B) all organic compounds

C) ground substance and cells

D) fibers and ground substance

fibers and ground substance

13

Cell types likely to be seen in areolar connective tissue include all except ________.

A) fibroblasts

B) macrophages

C) mast cells

D) chondrocytes

chondrocytes

14

Which tissue type arises from all three embryonic germ layers?

A) muscle tissue

B) nervous tissue

C) connective tissue

D) epithelial tissue

epithelial tissue

15

The fiber type that gives connective tissue great tensile strength is ________.

A) elastic

B) reticular

C) collagen

D) muscle

collagen

16

Organized groups of cells (plus their intercellular substances) that have a common purpose form a(n) ________.

A) organ

B) tissue

C) organ system

D) organism

tissue

17

The shape of the external ear is maintained by ________.

A) simple columnar

B) stratified squamous

C) simple squamous

D) transitional

elastic cartilage

18

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

A) simple columnar

B) stratified squamous

C) simple squamous

D) transitional

simple columnar

19

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

A) exocrine

B) sebaceous

C) endocrine

D) ceruminous

endocrine

20

Which of the following is true about epithelia?

A) Pseudostratified epithelia are commonly keratinized.

B) Stratified epithelia are associated with filtration.

C) Simple epithelia are commonly found in areas of high abrasion.

D) Endothelium provides a slick surface lining all hollow cardiovascular organs.

Endothelium provides a slick surface lining all hollow cardiovascular organs.

21

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

A) Transitional

B) Stratified cuboidal

C) Stratified columnar

D) Pseudostratified columnar

Pseudostratified columnar

22

Chondroblasts ________.

A) within the cartilage divide and secrete new matrix

B) are mature cartilage cells located in spaces called lacunae

C) located deep to the perichondrium divide and secrete new matrix on the internal portions of the cartilage

D) never lose their ability to divide

within the cartilage, divide and secrete new matrix

23

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

A) stratified squamous

B) transitional

C) simple cuboidal

D) simple squamous

stratified squamous

24

An epithelial membrane ________.

A) never contains mucus-forming cells

B) contains simple or stratified epithelia and a basement membrane

C) usually involves transitional epithelium

D) is formed of epithelium and smooth muscle

contains simple or stratified epithelia and a basement membrane

25

Multicellular exocrine glands can be classified ________.

A) functionally into merocrine, holocrine, and apocrine divisions

B) functionally into secreting or nonsecreting types

C) structurally into vascular and avascular types

D) structurally into alveolar and acinar types

functionally into merocrine, holocrine, and apocrine divisions

26

Which of the following is true about the mode of secretion of exocrine glands? Question 26 options:

A) Apocrine cells are destroyed, then replaced, after secretion.

B) Holocrine cells are slightly damaged by the secretory process, but repair themselves.

C) Merocrine glands are not altered by the secretory process.

D) These glands are ductless.

Merocrine glands are not altered by the secretory process.

27

Which of these is not considered connective tissue?

A) blood

B) adipose

C) cartilage

D) muscle

muscle

28

What are glycosaminoglycans?

A) negatively charged polysaccharides

B) negatively charged proteins

C) positively charged proteins

D) positively charged polysaccharides

negatively charged polysaccharides

29

Which is true concerning muscle tissue? Question 29 options:

A) cuboidal shape enhances function

B) highly cellular and well vascularized

C) contains contractile units made of collagen

D) is a single-celled tissue

highly cellular and well vascularized

30

The first step in tissue repair involves ________.

A) replacement of destroyed tissue by the same kind of cells

B) proliferation of fibrous connective tissue

C) inflammation

D) formation of scar tissue

inflammation

31

Select the correct statement regarding multicellular exocrine glands.

A) Exocrine glands always lack ducts.

B) Compound glands are so called because they are constructed from more than one cell type.

C) Merocrine glands release their secretion by pinching off part of the cell.

D) The secretory cells of holocrine glands release their product by rupturing.

The secretory cells of holocrine glands release their product by rupturing.

32

What are the three main components of connective tissue?

A) alveoli, fibrous capsule, and secretory cells

B) collagen, elastin, and reticular fibers

C) ground substance, fibers, and cells

D) fibroblasts, chondroblasts, and osteoblasts

ground substance, fibers, and cells

33

Which of the following statements is true of connective tissue?

A) Collagen fibers provide high tensile strength.

B) Reticular fibers form thick, ropelike structures.

C) Elastin fibers are sometimes called white fibers.

D) When connective tissue is stretched, collagen gives it the ability to snap back.

Collagen fibers provide high tensile strength.

34

Select the correct statement regarding the cells of connective tissue.

A) Connective tissue does not contain cells.

B) Chondroblasts are the main cell type of connective tissue proper.

C) "Blast" cells are undifferentiated, actively dividing cells.

D) Connective tissue cells are nondividing.

╩║Blast╩║ cells are undifferentiated, actively dividing cells.

35

Select the correct statement regarding tissue repair.

A) Granulation tissue is highly susceptible to infection.

B) The clot is formed from dried blood and transposed collagen fibers.

C) Inflammation causes capillaries to dilate and become permeable.

D) Granulation tissue is another name for a blood clot.

Inflammation causes capillaries to dilate and become permeable.

36

Select the correct statement regarding epithelia.

A) Simple epithelia form impermeable barriers.

B) Stratified epithelia are tall, narrow cells.

C) Stratified epithelia are present where protection from abrasion is important.

D) Pseudostratified epithelia consist of at least two layers of cells stacked on top of one another.

Stratified epithelia are present where protection from abrasion is important.

37

Select the correct statement regarding adipose tissue.

A) Its primary function is nutrient storage.

B) It is composed mostly of extracellular matrix.

C) Mature adipose cells are highly mitotic.

D) Most of the cell volume is occupied by the nucleus.

Its primary function is nutrient storage.

38

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

A) cilia

B) mast cells

C) goblet cells

D) macrophages

Goblet cells

39

Select the correct statement regarding factors that affect the tissue repair process.

A) The health of an individual does not seem to make any difference in the speed of repair.

B) The type of tissue injured is not an important factor.

C) Nutrition does not seem to influence tissue repair.

D) The age of the person is a factor in the repair process.

The age of the person is a factor in the repair process.

40

In adults, new surface epithelial cells and the epithelial cells lining the intestine are derived from _________.

A) stem cells

B) underlying epithelial cells

C) mitotic division of existing epithelial cells

D) components of the connective tissue

stem cells