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Biology > Lecture 2.5 > Flashcards

Lecture 2.5 Flashcards

1
Q

Found on cells lining airways and certain ducts. Short, many.

A

Cilia

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2
Q

Enable spermatozoa to swim. Long, single.(type of cilia)

A

Flagella

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3
Q

Play important role in cell division, near nucleus

A

centrioles

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4
Q

bunch of legs

A

Cillia

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5
Q

one tail

A

Flagella

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6
Q

Cilia and Flagella have?

A

similar internal structure

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7
Q

Microvilli are found in the?

A

Small Intestine

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8
Q

What is the point of Cilia?

A

filtration

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9
Q

Stereocilia is used for?

A

mobility and absorption

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10
Q

Separates cell from environment

A

Plasma Membrane

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11
Q

Plasma Membrane is Composed of?

A

Phospholipids

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12
Q

Cholestrol increases?

A

Mechanical Strength

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13
Q

Proteins provide?

A

Transport

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14
Q

Protiens provide transport through?

A

membrane

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15
Q

Proteins provide transport through the membrane for?

A

Molecules and Information

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16
Q

Receptor protien

A

transmit information

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17
Q

Channel Protien

A
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18
Q

Gated protein

A
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19
Q

Transport Protein

A
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20
Q

Glycoprotein

A
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21
Q

Lipid Bilayer

A
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22
Q

Passive transport

A

cell does not expend energy

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23
Q

Diffusion

A

High concentration to low concentration

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24
Q

Osmosis

A

Diffusion of water across permeable membrane

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25
Q

Active Transport

A

Cell must expend energy

26
Q

Bulk Transport

A

membranous vesicles move large substances

27
Q

Endocytosis

A

Pinocytosis and Phagocytosis

28
Q

Endo:

A

Taking something in

29
Q

Exocytosis

A

granules or droplets leave the cell

30
Q

(WIP)Pino:

A

Ingestion of liquid

31
Q

(WIP)Phago:

A

ingestion of solids

32
Q

Passive transport moves with?

A

The concentration gradient

33
Q

(passive transport)Diffusion directly through the:

A

Lipid Bilayer

34
Q

(passive transport)

A
35
Q

Active Transport requires:

A

Energy

36
Q

Active transport moves substances from:

A

Lower concentration to higher concentration

37
Q

(Active T)Transported substances move?

A

Against the concentration gradient

38
Q

(Active T)Requires a?

A

Membrane protein

39
Q

(Active T)Requires energy source or?

A

ATP

40
Q

Isotonic Extracellular Fluid:

A

Maintains Cell Volume

41
Q

Toxicity is relative concentration of:

A

Solutes in two fluids

42
Q

Extracellular solute concentrations are:

A

Equal

43
Q

Cells maintain a normal volume in:

A

Isotonic extracellular fluid

44
Q

Regulatory mechanisms maintain extracellular fluid that is isotonic with:

A

intracellular fluid

45
Q

Hypertonic:

A

Cells may shrink and die

46
Q

Hypotonic:

A

Cells may swell and burst

47
Q

Isotonic:

A

Just right for cells

48
Q

Metabolism:

A

Sum of all chemical reactions in an organism

49
Q

Anabolism:

A

Requires energy, assembled

50
Q

Catabolism:

A

Releases energy, broken down

51
Q

Four stages of cellular respiration(in order)

A

Glycosis, preparatory step, citric acid cycle, electron transport chain

52
Q

Energy in glucose is used to generate:

A

ATP

53
Q

One Glucose Molecule May Yeild:

A

36 ATP

54
Q

In absence of glucose, other carbohydrates, fats, and proteins can be catabolized to:

A

Generate ATP

55
Q

Fats and Proteins Are:

A

Additional Energy Sources

56
Q

Glycogen =

A

1% of energy reserves

57
Q

Fats=

A

78% of energy reserves

58
Q

Protiens

A

21% of total energy reserves

59
Q

NEED FATS SECTION

A
60
Q

NEED PROTEINS SECTION

A

Biology (3 decks)

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