Anatomy and Physiology Ch. 4 Histology Worksheets Part 1
Matching
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Epithelial Tissue a. | Basal | e. | Free | b. | Basement membrane | f. | Mitosis | c. | Diffusion | g. | Surfaces | d. | Extracellular | h. | Tissue |
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1.
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Epithelial cells have very little _____ material between them.
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2.
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Epithelium covers _____, or forms structures that are derived developmentally
from surfaces.
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3.
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Most epithelial tissues have one ______ surface
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4.
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and a _____ surface,
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5.
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which is usually attached to ______.
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6.
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The basement membrane, which is extracellular material secreted on the basal
surface, helps attach epithelial cells to underlying _____ and helps guide cell migratioin during
tissue repair.
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7.
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Blood vessels do not penetrate the basement membrane; all gases and nutrients
must reach the epithelium by _____.
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8.
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Because epithelial cells retain the ability to undergo _____, damaged cells can
be replaced with new epithelial cells.
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Classification of
Epithelium
Part A a. | Pseudostratified columnar | e. | Stratified
columnar | b. | Simiple columnar | f. | Stratified cuboidal | c. | Simple cuboidal | g. | Stratified squamous | d. | Simple
squamous | h. | Transitional |
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9.
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Single layer of cube-shaped cells.
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10.
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Multiple layers of tall, thin cells.
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11.
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Layers of cells that appear cubelike when an organ is relaxed and flattened
when the organ is distended by fluid.
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12.
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Single layer of flat, often hexagonal cells.
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13.
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Single layer of cells; all cells are attached to the basement membrane, but
only some of them reach the free surface.
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14.
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Multiple layers of cells in which the basal layer is cuboidal and surface
layers become flattened; moist or keratinized.
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Classification of
Epithelium
Part B
 a. | Pseudostratified
columnar | c. | Simple squamous | b. | simple columnar | d. | Transitional |
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15.
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1; see picture
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16.
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2; see picture
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17.
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3; see picture
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18.
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4; see picture
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Functional
Characteristics
Part A a. | Simple epithelium | b. | Stratified
epithelium |
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19.
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Found in organs where principle functions are diffusion, filtration, secretion,
or absorption.
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20.
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Found in areas where protection from abrasion is a major function.
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21.
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Found in areas such as the moputh, skin, throat, anus, and vagina.
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Functional
Characteristics
Part B a. | Cuboidal or columnar | b. | Squamous |
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22.
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Epithelial cells iinvolved with secretion or absorption.
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23.
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Epithelial cells involved with diffusion or filtration.
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Functional
Characteristics
Part C a. | Ciliated | c. | Smooth | b. | Folded | d. | Microvillar |
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24.
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Cell surface that reduces friction.
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25.
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Cell surface that greatly increases surface area.
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26.
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Propels materials along the cell surface.
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27.
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Cell surface with rigid sections alternating with flexible sections.
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Functional
Characteristics
Part D a. | Cilia | e. | Hemidesmosomes | b. | Desmosomes | f. | Intercalated disks | c. | Gap junctions | g. | Zonula adherens | d. | Glycoproteins | h. | Zonula occludens |
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28.
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Epithelial cells secrete _____ that attach the cells to the basement membrane
and to one another.
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29.
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This relatively weak binding is reinforced by _____, disk-shaped structures
with especially adhesive glycoproteins that bind cells to one another.
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30.
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_____, similar to one half of a desmosome, attach epithelial cells to the
basement membrane.
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31.
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Tight junctions consist of the _____, which acts like a weak glue to hold cells
together,
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32.
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and the _____, which acts as a permeability barrier.
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33.
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_____ are small protein channels that allow the passage of ions and small
molecules between cells as a means of intercellular communication.
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34.
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Specialized gap junctions between cardiac cells are called _____.
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35.
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Gap junctions between ciliated epithelial cells can function to coordinate
movements of _____.
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Glands
Part A
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36.
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Glands with a duct that is lined with epithelium.
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37.
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Ductless glands that secret hormones.
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Glands
Part B a. | acinar or alveolar | e. | Straight | b. | Coiled | f. | Tubular | c. | Compound | g. | Unicellular | d. | Simple |
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38.
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Exocrine glands composed of one cell, e.g., goblet cells.
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39.
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Exocrine glands with ducts that have fewer branches.
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40.
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Exocrine glands with the ducts that branch repeatedly.
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41.
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Exocrine glands with ducts that end in small tubes.
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42.
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Exocrine glands with ducts that end in saclike structures.
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43.
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Exocrine glands with ducts that coil.
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44.
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Tubular exocrine glands with ducts that have no coiling.
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Glands
Part C
 a. | Compound acinar | d. | Simple branched
acinar | b. | Compound tubular | e. | Simple coiled tubular | c. | Simple acinar | f. | Simple straight
tubular |
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45.
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1; see pictures
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46.
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2
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47.
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3
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48.
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4
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49.
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5
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50.
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6
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Glands
Part D a. | Apocrine | c. | Merocrine | b. | Holocrine |
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51.
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Exocrine glands that secrete products with no loss of actual cellular material,
e.g., water-producing sweat glands.
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52.
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Exocrine glands that discharges fragments of the gland’s cells into the
secrtetion, e.g., mammary glands.
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53.
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Exocrine glands that shed entire cells, e.g., sebaceous glands.
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Connective Tissue
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54.
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Suffix for connective tissue cells that create the extracellular
matrix.
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55.
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Suffix for connective tissue cells that maintain the extracellular
matrix.
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56.
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Suffix for connective tissue tissue cells that break down the extracellular
matrix for remodeling.
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Protein Fibers of the
Matrix a. | Collagen fibers | c. | Reticular
fibers | b. | Elastin fibers |
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57.
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These protein fibers are the most common protein in the body and are strong and
flexible, but inelastic.
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58.
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These protein molecules are very short, thin collagen fibers that branch to
form a network.
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59.
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This protein gives the tissue in which it is found an elastic quality. The
structure of this molecule is similar to that of a coiled metal spring.
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