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Physiology > Homeostasis And Membrane Transport > Flashcards

Homeostasis And Membrane Transport Flashcards

(35 cards)

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1
Q

Physiology focuses on

A

Mechanisms of action

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2
Q

Homeostatis

A

Maintenance of an internal stable enviroment

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3
Q

Two controls of homeostatic systems

A

Intrinsic

Extrinsic

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4
Q

Examples of positive and negative feedbacks

A

Positive/ blood clotting

Negative temperature regulation

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5
Q

Composition of protein

A

18%

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6
Q

Composition of mineral

A

7%

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7
Q

Composition of fat

A

15%

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8
Q

Composition of water

A

60%

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9
Q

Cytosol in

A

Intracellular fluid

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10
Q

ICF volume

A

28

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11
Q

ECF volume

A

14 litre

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12
Q

ECF of Na

A

142

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13
Q

ICF of Na

A

10

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14
Q

ECF of K

A

4

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15
Q

ICF of K

A

140

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16
Q

ECF of Cl

17
Q

ICF of Cl

18
Q

Does osmosis require energy

19
Q

What is osmosis

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A

Net movement of molecules from higher to lower concentration

20
Q

Features of facilitated diffusion

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A

Specificity
saturation
competition
Does not require energy

21
Q

Example of facilitated diffusion

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A

Glucose transport

22
Q

Diffusion comes under

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A

Passive transport

23
Q

Active transport needs

24
Q

Active Transport occurs against

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A

Concentration gradient

25
Do homeostatic control system
Intrinsic and extrinsic
26
Example of positive feedback
Blood clotting
27
An adult male what is the percentage of protein
18%
28
Total volume of body water
42 litre
29
Volume of Intracellular fluid
28 liter
30
Mediated transport also called as
Facilitated diffusion
31
Lower solute concentration to higher solute concentration in
Osmosis
32
Active transport also known as
Uphill transport
33
Transporter of primary active transport
ATPase
34
Which transport you secondhand energy
Secondary active transport
35
In which transport energy is not directly used
Secondary active transport

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