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Histology > Cell > Flashcards

Cell Flashcards

1
Q

basic unit of life

A

cell

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2
Q

used a microscope to examine a thin slice of cork and founder of cell theory

A

robert hook

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3
Q

was first to view organisms

A

Leeuwenhoek

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4
Q

concluded that all animals were made of cells and cofounder of cell theory

A

theodore schwann

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5
Q

cells dividing

A

rudolf virchow

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6
Q

demonstrates that the cell membrane in physical structure

A

janet plowe

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7
Q

1945

A

world war 2 ends

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8
Q

proposes that organelles were once free

A

lynn margulis

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9
Q

1931

A

janet plowe

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10
Q

1970

A

lynn margulis

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11
Q

1673

A

leeuwenhoek

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12
Q

1839

A

theodore schwann

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13
Q

1855

A

rudolf virchow

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14
Q

1665

A

robert hook

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15
Q

all living things are made of cells

A

cell theory

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16
Q

basic unit of life

A

structure and function

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17
Q

cell division

A

reproduction of existing cells

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18
Q

cells that lacks nucleus, simple type of cells

A

prokaryote

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19
Q

cells that have nucleus, more complex type of cells

A

eukaryotes

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20
Q

3 basic cell structure of eukaryote

A

cell membrane, nucleus, cytoplasm with organelles

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21
Q

composed of double layer f phospholipids and proteins

A

cell or plasma membrane

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22
Q

proteins help move large molecules or aid in cell recognition

A

cell membrane proteins

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23
Q

Make up a bilayer where the head points outward and the tails point inward toward each
other

A

phospholipids

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24
Q

heads of phospholipids

A

attract water

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25
Q

tails of phospholipids

A

repel water

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26
Q

gel-like mixture

A

cytoplasm

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27
Q

helps maintain cell shape

A

cytoskeleton

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28
Q

found only in animal cells

A

centrioles

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29
Q

power house of the cell and generates cellular energy (ATP)

A

mitochondrion

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30
Q

system of structures of different shapes

A

endomembrane system

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31
Q

network of hollow membrane tubules

A

endoplasmic reticulum

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32
Q

has ribosomes on its surface

A

rough er

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33
Q

a part of the er and lacks ribosomes

A

smooth er

34
Q

makes proteins

A

ribosomes

35
Q

moves materials in and out of cell

A

golgi bodies

36
Q

digestive plant for proteins

A

lysosome

37
Q

protein packaging plant

A

golgi bodies

38
Q

sacs for storage

A

vacuoles

39
Q

function in moving cells

A

cilia and flagella

40
Q

shorter, cilia or flagella?

A

cilia

41
Q

longer, cilia or flagella?

A

flagella

42
Q

envelope

A

nuclear membrane

43
Q

allows passage in and out

A

nuclear pores

44
Q

inside the nucleus

A

nucleoplasm

45
Q

where rNa is made

A

nucleolus

46
Q

under the form of chromatin

A

dna

47
Q

controls the normal activities of the cell

A

nucleus

48
Q

double membrane

A

nuclear membrane

49
Q

made of dna, found in nucleus

A

chromosomes

50
Q

what does dna do?

A

hereditary material of the cell

51
Q

found inside the nucleus

A

nucleolus

52
Q

protection against tension and compression

A

extracellular matrix (ecm)

53
Q

connection of cells

A

cell junctions

54
Q

the most apical junction

A

occluding junction

55
Q

zonula adherentes and macula adherens

A

adhering

56
Q

gap junctions

A

communicating junctions

57
Q

adheren meaning

A

desmosomes

58
Q

prevents leaking between cells

A

tight junctions

59
Q

spot welds in muscles

A

desmosomes

60
Q

allow some substances in and out of cell

A

selective permeability

61
Q

distinguish between self and non self

A

immunity

62
Q

immune cells squeeze

A

change in shape

63
Q

doesnt use energy

A

passive

64
Q

requires energy

A

active

65
Q

low to high

A

active

66
Q

high to low

A

passive

67
Q

solute when in solution

A

diffusion

68
Q

transport of solvent molecules

A

osmosis

69
Q

transport of solute with help from membrane proteins

A

facilitated diffusion

70
Q

the higher the temperature, the faster the diffusion

A

temperature

71
Q

the smaller the molecules, the faster

A

size of the molecules

72
Q

the diffusion of water molecules (solvent)

A

osmosis

73
Q

solution with a higher concentration of solutes

A

Hypertonic

74
Q

solution with a lower concentration of solutes

A

Hypotonic

75
Q

solution with a balance concentration of solute and solvent

A

Isotonic

76
Q

A process in which molecules move against the concentration gradient across the cell
membrane with expenditure of energy.

A

active transport

77
Q

Moving big particles, fragments of cells

A

bulk transport

78
Q

when big molecules/particles are brought inside

A

Phagocytosis

79
Q

when large amount of liquid in brought in

A

Pinocytosis

80
Q

when only specific molecules enter the cell

A

Receptor-mediated endocytosis

81
Q

taking them out the cell

A

Exocytosis

Histology (9 decks)

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