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Tissues > Tissues > Flashcards

Tissues Flashcards

1
Q

Are group of cells similar in structure arranged in characteristic pattern and specialized for the performance of specific task

A

Tissues

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2
Q

The study of tissues

A

Histology

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3
Q

What are the four primary types of tissues

A

Epithelial
connective
muscle
nervous

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4
Q

Tissue cover surfaces lines cavities and forms glands

A

Epithelial

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5
Q

Supports and forms the framework of all parts of the body

A

Connective

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6
Q

Contracts and produces movement

A

Muscle

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7
Q

Conducts nerve impulses

A

Nervous

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8
Q

What are the functions of the epithelial tissues

A

Protection
absorption
filtration
secretion

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9
Q

Where does epithelial tissues found

A

Body coverings
body linings
glandular tissue

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10
Q

Characteristics of epithelial tissue

A

-Cells fit closely together
-tissue layer always has one free surface
- the lower surface is bound by a basement membrane
- avascular (have no blood supply) -regenerate easily if well nourished

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11
Q

What layer is simple epithelium

A

One layer

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12
Q

What layer is stratified epithelium

A

More than one layer

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13
Q

What shape is the squamous epithelium

A

Flattened

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14
Q

What shape is the Cubodial epithelium

A

Cube shape

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15
Q

What shape is the columnar epithelium

A

Column-like

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16
Q

Simple squamous

A

Simple epithelium

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17
Q

Single layer of flat cells

A

Simple epithelium

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18
Q

Usually for membranes
- lines body cavities
lines lungs and capillaries

A

Simple epithelium

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19
Q

Single layer of cube like cells

A

Simple cubodial

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20
Q

Common in glands and their ducts

A

Simple Cuboidal

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21
Q

Form walls of kidney tubules

A

Simple cuboidal

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22
Q

Covers the ovaries

A

Simple cuboidal

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23
Q

Single layer of tall cells

A

Simple Columnar

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24
Q

Often includes goblet cells, which produce mucus

A

Simple columnar

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25
Q

Lines Digestive tract

A

Simple columnar

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26
Q

Single layer but some cells are short and than others

A

Pseudostratified

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27
Q

Often looks like a double Cell layer

A

Pseudostratified

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28
Q

Sometimes ciliated such as in the respiratory tract

A

Pseudostratified

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29
Q

May function in absorption or secretion

A

Pseudostratified

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30
Q

Stratified squamous

A

Stratified epithelium

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31
Q

Cells as the free edge or flattened

A

Stratified epithelium

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32
Q

Found us a protective covering where friction is common

A

Stratified epithelium

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33
Q

Where does the location of the stratified epithelium

A

Skins
mouth
esophagus

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34
Q

Two layers of cuboidal cells

A

Stratified cuboidal

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35
Q

Surface Cells are columnar cells underneath vary in size and shape

A

Stratified columnar

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36
Q

Rare in the human body

A

Stratified cuboidal and columnar

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37
Q

Found mainly in ducts large glands

A

Stratified cuboidal and columnar

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38
Q

Shape of cells depends upon the amount of stretching

A

Transitional epithelium

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39
Q

Lines organs of the urinary systems

A

Transitional epithelium

40
Q

One or more cells that secrets a particular product

A

Gland

41
Q

What are the two major gland types

A

Exocrine gland and endocrine gland

42
Q

Ductless (through diffusion)
Secretions are hormones

A

Endocrine gland

43
Q

Empty through ducts to the epithelial surface
Includes sweat and oil glands

A

Exocrine gland

44
Q

Found everywhere in the body

A

Connective tissue

45
Q

Includes the most abundant and widely distributed tissues

A

Connective tissue

46
Q

What are thr functions of connective tissue

A

Binds body tissue together
Supports the body
Provides protection

47
Q

What are the characteristics of connective tissue

A

-Variations in blood supply
-Some tissue types are well vascularized
-Some have poor blood supply are avascular (tendon, ligament, cartilage)

48
Q

Non living material that surrounds living cells

A

Extracellular matrix

49
Q

What are the two main elements of extracellular matrix

A

Ground substance
Fibers

50
Q

-Mostly water along with adhesion proteins and polysaccharide molecules
-Secretions of connective tissue

A

Ground substance

51
Q

Produce by the cells (fibroblasts)

A

Fibers

52
Q

What are the 3 types of fibers

A

Collagen fibers
Elastic fibers
Reticular fibers

53
Q

Tissue of the bone?

A

Osseous tissue

54
Q

Bone (osseous tissue) is composed of

A

Bone cells in lacunae
Hard matrix of calcium salts
Large numbers of collagen fibers
Used to protect and support thr body

55
Q

Made of collagen and elastic fibers

A

Cartilage

56
Q

Cells that produces cartilage are?

A

Chondrocytes

57
Q

Cartilage= ? , cell- ?

A

Chrondo, cyto

58
Q

Most common cartilage?

A

Hyaline cartilage

59
Q

Hyaline cartilage is composed of ?

A

Abundant collagen fibers
Rubbery matrix
Entire fetal skeleton is hyaline cartilage

60
Q

Provides elasticity
Ex. Form cushion like discs between vertebrae

A

Elastic cartilage

61
Q

Main matrix element is collagen fibers
Cells are fibroblasts

A

Dense connective tissue

62
Q

Most widely distributed connective tissue

A

Areolar connective tissue

63
Q

Soft pliable tissue

A

Areolar connective tissue

64
Q

Contains fiber types

A

Areolar connective tissue

65
Q

Can soak up excess fluid

A

Areolar connective tissue

66
Q

Matrix is an areolar tissue in which fat gobules predominate

A

Adipose tissue

67
Q

Many cells contain large lipid deposits

A

Adipose tissue

68
Q

Functions of adipose tissue

A

Misulates the body
Protects some organs
Serves as a site of fuel storage

69
Q

Delicate network of interwoven fibers

A

Reticular connective tissue

70
Q

Forms stroma (internal supporting networks) of lymph organs
-lymph nodes
-spleen
-bone marrow

A

Reticular connective tissue

71
Q

Blood cells surrounded by fluid matrix is called

A

Plasma

72
Q

Fibers are visible during clotting

A

Blood

73
Q

Functions as the transport vehicle for materials

A

Blood

74
Q

Function is to produce movement by contraction of its cells (muscle fibers)

A

Muscle tissue

75
Q

Three types of muscle tissue

A

Skeletal muscle
Cardiac muscle
Smooth muscle

76
Q

Can be controlled voluntarily

A

Skeletal muscle

77
Q

Cells attach to connective tissue

A

Skeletal muscle

78
Q

Cells are striated

A

Skeletal muscle

79
Q

Cells have more than one nucleus (multinucleated)

A

Skeletal muscle

80
Q

Found only in the heart

A

Cardiac muscle

81
Q

Function is to pump blood involuntary

A

Cardiac muscle

82
Q

-Cells attached to other cardiac muscle cells at intercalated
-cells are striated
-on nucleus per cell (unincleated)

A

Cardiac muscle

83
Q

Involuntary muscle
Surrounds hollow organs

A

Smooth muscle

84
Q

Attached to other smooth muscle cells

A

Smooth muscle

85
Q

Spindle-shaped
No visible striations
One nucleus per cell (unincleated)

A

Smooth muscle

86
Q

The basic unit of nervous tissue (nerve cell)

A

Nervous tissue

87
Q

Function is to send impulses to other areas of the body

A

Nervous tissue

88
Q

Characteristics of nervous tissue

A

Irritability:
Ability to react to enviroment ot responsive to slight stimuli

Conductibility:
Ability to trasmit nerve impulses to different parts pf the body

89
Q

Replacement of destroyed tissue by the same kind of cells

A

Regeneration

90
Q

Repair by dense fibrous connective tissue (scar tissue)

A

Fibrosis

91
Q

Determination of method of tissue repair

A

Types of tissue damaged
Severity of the injury

92
Q

Events in tissue repair

A

Capillaries become very permeable
Introduce clotting proteins
Wall off injured area

93
Q

Tissues that regenerate EASILY

A

Epithelial tissue
Fibrous connective tissue and bone

94
Q

Tissues that regenerate POORLY

A

Skeletal muscle

95
Q

Tissues that are replacef largely with scar tissue

A

Cardiac muscle and nervous tissue within the brain and spinal cord

96
Q

Tissues that are replacef largely with scar tissue

A

Cardiac muscle and nervous tissue within the brain and spinal cord

Tissues (1 decks)

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