Unit 1 Lab Flashcards

1
Q

What is a light microscope

A
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2
Q

First thing to do when coming in the door?

A

Clean with cavicide

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3
Q

What are not allowed in the lab?

A

No food/drinks, no open toed shoes , clean with cavicide before and after lab, dispose as instructed, have instructor inspect before leaving

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4
Q

What are the 7 universal precaution for body fluids

A
  1. Wear gloves 2. Assume Everton is affected 3. Cover cuts 4. Wash hands 5. Clean up 6. Take out garbage 7. Wash clothes
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5
Q

This knob is always used first with the lowest objective

A

Coarse knob

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6
Q

This focus knob is used with higher objective

A

Fine focus knob

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7
Q

What is used to clean microscope

A

Lense paper

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8
Q

Define a solvent

A

A liquid added to a solution

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9
Q

Define molarity

A

A concentration of amount of moles

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10
Q

Define amniotic fluid

A

Fluid that surrounds a fetus

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11
Q

Define a electrolyte

A

Atoms of molecule with a electric charge

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12
Q

Define pleural fluid

A

Fluid between lungs

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13
Q

Define Plasma

A

Fluid in Red blood cells

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14
Q

Define electron

A

Has a negative charge

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15
Q

What is the movement of water through a membrane called

A

Osmosis

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16
Q

What is the passive movement of solutes called

A

Diffusion

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17
Q

What type of cells make up the bilateral of these molecules

A

Phospholipid

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18
Q

Whats it called for certain solutes to pass through a membrane

A

Semi-permeable membrane

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19
Q

How much does a mole contain in atoms or molecule

A

Mole = 6.022 x 10^ 23

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20
Q

Where is high concentration for inside of a cell?

A

Potassium

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21
Q

Higher concentration outside of cell?

A

Sodium, chloride, calcium

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22
Q

Define faculties diffusion

A

The channels open for an ion and there is a concentration gradient . Ion move through the channel by that procress

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23
Q

How much water makes up the body?

A

60-66%

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24
Q

What does the prefix hypo mean

A

Above

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25
Q

What does the term natremia mean

A

Sodium, salt

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26
Q

Which organ is responsible for regulating water and sodium in blood

A

Kidneys

27
Q

What is the technical term for swelling caused by the accumulation of fluid

A

Edema

28
Q

What specific type of brain cell is primarily affected to hyponatremia

A

CSF , brain cells, brain stem & heria toon

29
Q

Addition of water to body fluids will increase or decrease concentration of ions in the fluid compartments

A

Increase

30
Q

Will drinking large volumes of fluid dilute or concentrate body fluid

A

Concentrate

31
Q

What is the safe amount of water to be consumed each hour

A

800-1,000 per hour

32
Q

How many cups per hour

A

3.38-4.23 cups per hour

33
Q

What is axis is the dependent variable

A

Y axis

34
Q

What axis is the inderpendent variable

A

X axis

35
Q

Which variable is measured by the experimenter

A

Dependent

36
Q

What type of protein moves certain substance from one side of the cell membrane to the other

A

Membrane transporter

37
Q

What proteins turn genes off or on?

A

Regulatory proteins

38
Q

What type of protein is secreted by one cell and binding to another. Served an important role in cell- to-cell communication

A

Signal molecules

39
Q

What type of protein bind to signal molecules and begin the process that leads to a cellular response

A

Receptor molecules

40
Q

What type of protein specifically attached a ligand and moves it from it from one location in the body to another

A

Binding proteins

41
Q

What type of protein speeds up rate of chemical reactions

A

Enzymes

42
Q

What was the substrate in the lab?

A

Startch

43
Q

What was the enzyme in the lab

A

Amylase

44
Q

What were the product in the lab

A

Maltose & maltoriose

45
Q

What are modulators that decrease the activity of a protein are generally attached

A

Inhibitors

46
Q

What are modulators that increase the activity of a protein called

A

Activators

47
Q

Define solvent

A

Something that’s is being dissolved in it (water during water & salt )

48
Q

Solute

A

The substance being dissolved (like salt when added to water)

49
Q

What temperature was the highest for enzyme to work

A

30-40°

50
Q

enzyme works best at what pH

A

7

51
Q

Define ligands

A

When proteins bind to some sort of stuff to do their work. Involve ions or molecules

52
Q

Define binding sites

A

Proteins have specific binding site also called active sites on their surface to physically interact with their ligands

53
Q

Define substrate

A

When ligands that bind to and acted upon a enzyme or membrane transporter

54
Q

What did color meant negative control

A

Startch was absent , orange

55
Q

What color is Startch present

A

Black / blueb

56
Q

Examples of extra cellular fluid

A

Plasma and interstitial fluid

57
Q

What type of bonds can partially or completely unbind in water

A

Ionic

58
Q

What bond do not break in water

A

Covalent. Need high heat or enzymes

59
Q

What are some non polar solutes

A

Steroid hormones, fatty acids and no polar gases like 02, c02, NO

60
Q

What small polar molecule has no net charge?

A

Water

61
Q

What are some polar or charges solutes

A

Proteins, carbohydrates and ions such as chloride, potassium, sodium hydrogen

62
Q

What are channels

A

Membrane transporter proteins that open on demand to allow specific ions to move in or out by proces of facilitated diffusion

63
Q

Define facilitated diffusion

A

Passive Movment of molecules based on a concentration gradient

64
Q

How much are % in assignment and exams

A

Unit exam :70
Lab :20%
Homework :5 each