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Anatomy Tissues > TISSUES > Flashcards

TISSUES Flashcards

1
Q

ADIPOSE TISSUE

A

areolar connective tissue modified to store nutrients: a chief of fatty cells

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2
Q

ANAPHASE

A

3rd stage of mitosis: daughter chromosomes move toward pole of cell

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3
Q

ARRECTOR PILI

A

tiny, smooth muscles attached to hair follicles; makes hair stand upright

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4
Q

ATP (adenosine triphosphate)

A

organic molecule that stores and releases chemical energy for use in body cells

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5
Q

CENTRIOLE

A

minute body found near the nucleus of the cell: active in cell division

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6
Q

CELLS

A

basic structural and functional unit of living organisms

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7
Q

CHROMOSOME

A

barlike bodies of tightly coiled chromatin; visible during cell division

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8
Q

CILIA

A

tiny, hairlike projections on cell surfaces that move in a wavelike manner

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9
Q

COLLAGEN FIBERS

A

most abundant of 3 fibers found in matrix of connective tissue

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10
Q

CONNECTIVE TISSUE

A

primary tissue: form, function extensively; functions: support, storage, and protection

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11
Q

CYTOKINESIS

A

division of cytoplasm; occurs after cell nucleus has divided

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12
Q

CYTOSOL

A

viscous, semitransparent fluid of cytoplasm, other elements are suspended

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13
Q

DERMIS

A

layers of skin deep in epidermis; irregular connective tissue

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14
Q

DIFFUSION

A

spreading of particles; kinetic energy

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15
Q

DNA

A

nucleic acid found in all living cells; hereditary info.

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16
Q

DNA REPLICATION

A

process that occurs before cell division; all daughter cells are identical

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17
Q

ECCRINE GLANDS

A

sweat glands on the palms, soles of feet, and forehead

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18
Q

ELASTIC FIBERS

A

fiber formed from protein elastin, gives a rubbery resilient quality to connective tissue

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19
Q

ENDOCRINE GLANDS

A

ductless glands that empty hormonal products into blood

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20
Q

ENDOPLASMIC RETICULUM (ER)

A

membranous network of tubular or saclike channels in the cytoplasm cell

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21
Q

ENDOTHELIUM

A

single layer of squamous cells; lines the walls of the heart, blood vessels, lympathic vessels

22
Q

EPIDERMIS

A

superficial layer of skin; composed of keratinized stratified squamous epithelium

23
Q

EXOCRINE GLANDS

A

glands that have ducts; secretions are carried to a particular site

24
Q

EXOCYTOSIS

A

substances are moved from cell interior to extracellular space

25
Q

HAIR FOLLICLES

A

outer and inner root sheaths extends from epidermal surface into dermis; new hair develops

26
Q

HYPERTONIC SOLUTIONS

A

high concentration; greater osmotic pressure than reference solution (blood plasma)

27
Q

HYPODERMIS

A

subcutaneous tissue just deep to the skin; has adipose tissue and connective tissue

28
Q

HYPOTONIC SOLUTIONS

A

solution that is more dilute than reference cell ( fewer nonpenetrating solutes)

29
Q

KERATIN

A

protein found in epidermis, hair, and nails, makes it hard and water resistant

30
Q

LYSOSOMES

A

organelles in golgi apparatus, contain strong digestive enzymes

31
Q

MAMMARY GLANDS

A

milk-producing glands of the breast

32
Q

MEIOSES

A

nuclear division process, reduces chromosomal # by half forms 4 haploid cells, certain reproductive organs

33
Q

METAPHASE

A

2nd stage of mitosis

34
Q

MICROTUBULES

A

hollow tubes made of spherical protein determines cell shape also cellular organelles

35
Q

MICROVILLI

A

tiny projections on some epithelial cells; increase area of absorption

36
Q

MITOCHONDRIA

A

cytoplasmic organelles responsible for ATP; cellular activities

37
Q

MITOSIS

A

chromosomes are redistributed to 2 daughter nuclei

38
Q

MUCOUSE MEMBRANE

A

forms the linings of body cavities open to the exterior ( digestive, respiratory, urinary, and reproductive tracts)

39
Q

NUCLEOLI

A

dense spherical bodies in cell nucleus involved with RNA

40
Q

ORGANS

A

part of the body formed of 2 or more tissues, carries out specific functions; stomach

41
Q

OSMOSIS

A

diffusion of a solvent through a membrane from a dilute solution to a more concentrated one

42
Q

PHAGOCYTOSIS

A

engulfing of foreign solids by (phagocytic) cells

43
Q

PROPHASE

A

1st stage of mitosis

44
Q

RIBOSOMES

A

cytoplasmic organelles; proteins are synthesized

45
Q

RNA

A

nucleic acid contains ribose and bases A,G,C,U; DNA’s instructions for protein synthesis

46
Q

SEBACEOUS GLANDS

A

epidermal glands produce oily secretion called sebum

47
Q

SEROUS MEMBRANE (SEROSA)

A

moist membrane found in closed ventral body cavities

48
Q

SUDORIFEROUS GLANDS

A

epidermal gland that produces sweat

49
Q

TELOPHASE

A

final stage of mitosis; begins with migration of chromosomes, completes and ends with 2 daughter nuclei

50
Q

TISSUES

A

similar cells and intercellular substance, performs specific functions

Anatomy Tissues (1 decks)

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