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Anatomy & Physiology > Tissues > Flashcards

Tissues Flashcards

1
Q

Tissues

A

A group of cells w/similar function and structure

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2
Q

4 types of tissues

A

Connective, epithelial, muscle and nervous

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3
Q

Cytology

A

Study of cells

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4
Q

Histology

A

Microscopic study of tissues

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5
Q

Epithelial tissue

A

Sheets of cells, cover internal and external surfaces, forms glands

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6
Q

Functions of epithelial tissue

A

Protect, diffusion/filtration, secretion/excretion/absorption, sensory

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7
Q

Basal cell

A

Base membrane that connects the epithelial cells to the connective tissue

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8
Q

Cell connections

A

Tight junctions, desmosomes, gap junctions

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9
Q

Tight junctions

A

Membranes fuse; water tight

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10
Q

Desmosomes

A

Strong adhesion; Velcro

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11
Q

Gap junctions

A

Channels between cells

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12
Q

Hemidesmosomes

A

Between the cell and basement membrane; attach a cell to extra cellular structures

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13
Q

How to classify epithelial tissue

A

How many layers?
Shape of he cell on the exposed surface

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14
Q

Simple

A

One layer of cells

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15
Q

Stratified

A

More than one layer of cells

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16
Q

Squamous

A

Squished or flattened cells

17
Q

Cuboidal

A

Cube shaped cells

18
Q

Columnar

A

Tall column like cells with the nucleus lined up

19
Q

Transitional

A

Found in the urinary tract

20
Q

Ciliated pseudostratified columnar

A

Respiratory tract

21
Q

Glands

A

Make and discharge secretions; endocrine & exocrine

22
Q

Exocrine glands

A

Act locally; have ducts; have secretory units

23
Q

Alveolar/acinar

A

Rounded or bulb shape

24
Q

Tubular

A

Test tube shape

25
Q

Endocrine glands

A

No ducts; secrete hormones into blood stream

26
Q

Goblet cells

A

Secretes mucus

27
Q

Connective tissue

A

Connects, protects, supports, stores energy, transports

28
Q

Connective tissue characteristics

A

Composed of cells, fibers and ground substances

29
Q

Matrix

A

Made of fibers and ground substances

30
Q

Ground substance

A

Glycosaminoglycan

31
Q

Fibers(proteins)

A

Collagen
Reticular
Elastic

32
Q

Fixed tissue

A

Fibroblasts
Reticular cell
Adipose

33
Q

Wandering cells

A

Leukocytes(white blood cells)
Mast cells
Macrophages

34
Q

Connective tissue proper

A

Loose
Dense

35
Q

Specialized connective tissue

A

Cartilage
Bone
Blood

36
Q

Loose connective tissue

A

Areolar
Adipose
Reticular

37
Q

Dense connective tissue

A

Regular
Irregular
Elastic

Anatomy & Physiology (11 decks)

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