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Anatomy > Ch4 Definitions > Flashcards

Ch4 Definitions Flashcards

1
Q

Characteristics of epithelial tissue

A

Polarity: apical and basal
Apical has lumen
Avascular
High regeneration

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2
Q

Single layer of cells

A

Simple epithelial tissue

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3
Q

Many layers of cells

A

Stratified epithelial tissue

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4
Q

Flat cells w disc shaped nuclei

A

Squamous

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5
Q

Cube shaped cells

A

Cuboidal

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6
Q

Taller than wide like columns

A

Columnar

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7
Q

Cells w different heights but all rest of basement membrane

A

Pseudostratified epithelium

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8
Q

Lines urinary bladder, when stretches apical cross flatten, when relaxed apical balloon out

A

Transitional epithelium

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9
Q

Lack ducts produce hormones (long distance) enter through blood

A

Endocrine glands

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10
Q

Secrete products onto body surface act near local area

A

Exocrine glands

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11
Q

Produce mucin, lubricates internal body surfaces

A

Goblet cells

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12
Q

Located near apical, prevent molecules from passing bw cells by forming a seal bw cells

A

Tight junctions

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13
Q

Hold adjacent cells together

A

Desmosomes

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14
Q

Intercellular communication bw neighboring cells

A

Gap junctions

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15
Q

Composed of glycoproteins and collagen attachment site for epithelium fibers belong to underlying connective tissue

A

Basal lamina

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16
Q

Hairlike extensions of apical composed of actin micro filaments longest and most abundant on epithelia absorb nutrients

A

Microvilli

17
Q

Whip like motile extensions in respiratory tract, microtubules arranged in 9+2 array

A

Cilia

18
Q

Autosomal recessive disorder has absent dynein arms

A

Kartagener syndrome

19
Q

Characteristics of connective tissues

A

Few cells and abundant ECM
composed of ground substance and protein fibers
Types of protein fibers: collagen, reticular, elastic

20
Q

Connective tissue proper

A

Fibroblasts

21
Q

Cartilage

A

Chondroblasts

22
Q

Bone

A

Osteoblasts

23
Q

Adipose cells

A

Fat, store lipids

24
Q

Strongest and most abundant, structural integrity

A

Collagen

25
Q

Mesh-like Networks

A

Reticular

26
Q

Allows tissue to recoil

A

Elastic

27
Q

Gel like material consists of proteoglycans and glycosaminoglycans
Soak up water

A

Ground substance

28
Q

Composed of myofilaments
Skeletal, cardiac, smooth

A

Muscle tissue

29
Q

Pull on bones, long cylinders contain many nuclei striated

A

Skeletal muscle tissue

30
Q

Located only on heart, 1 nucleus, striated

A

Cardiac muscle tissue

31
Q

No striations, elongated with nucleus, on muscles with no conscious control of contraction

A

Smooth muscle tissue

32
Q

Conduct electrical impulses
Dendrites-> cell body -> axon

A

Neurons

33
Q

Nonconducting cells nourish insulate protect neurons

A

Neuroglia

Anatomy (18 decks)

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