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Biology > M10: Transport Mechanism > Flashcards

M10: Transport Mechanism Flashcards

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1
Q

Does not require energy to work
Diffusion – Simple and Facilitated
Osmosis

A

PASSIVE PROCESSES

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2
Q

types of passive processes
1. D________
2. O________-

A

diffusion
osmosis

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3
Q

Movement of solutes to an area of high concentration to an area of low concentration

A

SIMPLE DIFFUSION

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4
Q

types of diffusion

  1. s_______
  2. F________
A
  1. simple
  2. facilitated
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5
Q

NONPOLAR SOLUTES CAN PASS EASILY

A

cell membrane

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6
Q

Happens when there is a difference in the concentration of nonpolar solutes across a cell membrane.

A

SIMPLE DIFFUSION IN CELLS

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7
Q

example of nonpolar solutes across a cell membrane

A

O2, CO2, Fatty acids

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8
Q

Difference in concentration of polar solutes between 2 areas.

A

FACILITATED DIFFUSION

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9
Q

FACILITATED DIFFUSION
example
1. i_____
2. g________

A
  1. ions
  2. glucose
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10
Q

2 TYPES of facilitated diffusion

  1. C_______ mediated diffusion
  2. C_______ mediated diffusion
A

2 TYPES of facilitated diffusion

  1. Channel mediated diffusion
  2. Carrier mediated diffusion
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11
Q

types of channel mediated diffusion
1. l____ channel
2. G____ channel

A

a. leak channel
b. gated channel

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12
Q

Always open

A

LEAK CHANNEL

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13
Q

Open when needed

A

GATED CHANNEL

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14
Q

Opening changes shape

A

Carrier Mediated Diffusion

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15
Q

Passive movement of solvent (water) through a selectively permeable membrane

A

OSMOSIS

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16
Q

OSMOSIS ACROSS A CELL MEMBRANE

  1. Lipid bilayer
  2. A_________ - Protein Channel
A

aquaporin

17
Q

Requires cellular energy

A

active processes

18
Q

2 Types of active processes

  1. a_____ transport
  2. v________ transport
A
  1. active transport
  2. vesicular transport
19
Q

Movement of solute against the concentration gradient

A

ACTIVE TRANSPORT

20
Q

2 Types of active transport

  1. P_______ Active transport
  2. S__________ Active transport
A

Primary Active transport
Secondary Active transport

21
Q

Uses transmembrane channels known as ions pumps

A

Primary Active Transport

22
Q

Move against the concentration.

A

Primary Active Transport

23
Q

Low concentration to high concentration
Require energy (ATP)

A

Primary Active Transport

24
Q

Primary Active Transport – Ion pump

  1. ATP will attach and stimulate/ change the shape of the ion pump
  2. ATP will allow 3 N__ion into the pump
  3. ATP will change into _____ and P
  4. ADP will be released back into the cytoplasm as P will remain attach to the pump
A

ATP will attach and stimulate/ change the shape of the ion pump

ATP will allow 3 Na ion into the pump

ATP will change into ADP and P

ADP will be released back into the cytoplasm as P will remain attach to the pump

25
Q

Primary Active Transport – Ion pump

Na ions will travel _____ of the pump

P will attract 2 ___ ions into the pump

K ions will travel out of the pump

P will be released

Pump will go back to its original shape.

A

Na ions will travel out of the pump
P will attract 2 K ions into the pump
K ions will travel out of the pump
P will be released
Pump will go back to its original shape.

26
Q

High to low concentration,
will produce energy that will let the movement of a molecule from low concentration to high concentration

A

Secondary Active Transport

27
Q

2 Types of Secondary Active Transport

A

Antiport
Symport

28
Q

2 substances are move in the opposite direction

A

Antiport

29
Q

2 substances are move in the same direction

A

Symport/ Symporter

30
Q

Uses transport Vesicle a membranous sac that is found in the cytoplasm

A

Vesicular Transport

31
Q

Movement of large molecules (proteins and polysaccharides)

A

Vesicular Transport

32
Q

2 types of Vesicular Transport

A

Exocytosis
Endocytosis

33
Q

Use of vesicles to move molecules out of the cell

A

Exocytosis

34
Q

3 types of endocytosis

  1. ph_________
  2. pi__________
  3. r_________ m__________ endocytosis
A

Endocytosis
3 types

Phagocytosis

Pinocytosis

Receptor mediated Endocytosis

35
Q

Use of vesicles to move large molecules inside the cell

A

Phagocytosis

36
Q

Use of vesicles to move interstitial fluid with solutes (small molecules mixed with water) inside the cell.

A

pinocytosis

37
Q

Uses receptors (carbohydrates) attached in the lipid bilayer to move certain/special molecules into the cells

A

Receptor Mediated Endocytosis

Biology (12 decks)

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