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BSC2085L > Lab 3 > Flashcards

Lab 3 Flashcards

1
Q

Tissue (definition)

A

Group of cells with a similar structure and function

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2
Q

Types of tissues (4)

A

Epithelial, connective, muscle, & nerve

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3
Q

Epithelial Tissue (characteristics)

A

Cellularity, polarity, avascular, innervated, regenerates quickly.

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4
Q

Cellularity definition

A

a lot of cells

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5
Q

Polarity of Epithelial Tissue

A

Top:apical, bottom:basal

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6
Q

Avascular definition

A

No blood

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7
Q

Innervated definition

A

has nerve fibers

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8
Q

Epithelial Tissue (Classification by layers)

A

One layer=simple, multiple layers=stratified

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9
Q

How are epithelial tissues held together

A

by tight junctions and desmosomes

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10
Q

Epithelial tissue (classification by shape)

A

Flat=squamous, square=cuboloid, rectangular/cylindrical=columnar

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11
Q

Simple squamous epithelium (function)

A

allows passage of materials where protection is not important

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12
Q

Simple squamous epithelium (location)

A

air sacs of lungs, blood vessels, lining of heart

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13
Q

Simple cuboidal epithelium (function)

A

secretion and absorption

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14
Q

Simple cuboidal epithelium (location)

A

ducts and secretory portions of small glands

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15
Q

Simple columnar epithelium (function)

A

absorption; secretion of mucus

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16
Q

Simple columnar epithelium (location)

A

digestive tract, gallbladder,

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17
Q

Pseudostratified epithelium

A

some cells reach the top, some don’t (differing heights)

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18
Q

Pseudostratified epithelium (location)

A

trachea

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19
Q

Pseudostratified epithelium (function)

A

secretion of mucus

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20
Q

Transitional epithelium

A

squamous, cuboidal, and columnar

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21
Q

Stratified squamous (function)

A

protection

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22
Q

Stratified squamous (location)

A

mouth, vagina

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23
Q

Transitional epithelium (function)

24
Q

Transitional epithelium (location)

25
Q

Gland (definition)

A

one or more cells that makes and secretes aqueous fluid

26
Q

Glands Classification

A

by site of release (endocrine/exocrine), by number of cells (unicellular/multicellular)

27
Q

Endocrine glands

A

ductless glands that produce hormones (e.g. amino acids, proteins, and steroids)

28
Q

Exocrine glands

A

Secrete products onto body surfaces (skin) or into body cavities (e.g. sweat, saliva)

29
Q

Two structures that make up exocrine glands

A

Duct & secretory epithelium

30
Q

What is the most abundant tissue?

A

Connective tissue

31
Q

Types of connective tissue (4)

A

proper, blood, bone, cartilage

32
Q

What produces connective tissue?

A

mesenchyme

33
Q

What suffix signifies “building cells”

34
Q

What suffix signifies a “mature cell”

35
Q

What cell is derived from a fibroblast

36
Q

What cell is derived from a chondroblast

A

chondrocyte

37
Q

What cell is derived from a osteoblast

38
Q

What class of connective tissue derives from a fibrocyte

A

connective tissue proper

39
Q

What class of connective tissue derives from a chondrocyte

40
Q

What class of connective tissue derives from an osteocyte

41
Q

What class of connective tissue derives from blood cells

42
Q

3 types of loose connective tissue

A

areolar, adipose, reticular

43
Q

3 types of dense connective tissue

A

regular, irregular, elastic

44
Q

3 types of cartilage

A

hyaline cartilage, fibrocartilage, elastic cartilage

45
Q

2 types of bone

A

compact bone & spongy bone

46
Q

What are the lakes of the cartilage called

47
Q

What are the canals of the cartilage called

A

canaliculi

48
Q

What connects lacunae in the cartilage

A

the canaliculi

49
Q

Epithelial membranes (3)

A

cutaneous, mucous, serous

50
Q

Cutaneous membrane

51
Q

Mucous membrane

A

lines body cavities open to the exterior (e.g. digestive/respiratory tract)

52
Q

Serous membrane

A

moist membranes found in closed ventral body cavities

53
Q

3 types of muscle tissue

A

skeletal, smooth, cardiac

54
Q

Primary germ layers (3)

A

ectoderm, mesoderm, endoderm

55
Q

What germ layer do nerve tissue arise from

56
Q

What germ layer do muscle and connective tissue arise from

57
Q

What germ layer do epithelia arise from

BSC2085L (5 decks)

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