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Anatomy > Chemistry > Flashcards

Chemistry Flashcards

0
Q

Matter

A

Anything that takes up space that has mass.

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1
Q

Chemistry

A

Study of composition of matter

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2
Q

Atoms

A

Basic building block of matter

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3
Q

Protons

A

Mass- yes
Charge- +
Located in nucleus

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4
Q

Neutrons

A

Mass- yes
Charge- neutral
In nucleus

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5
Q

Electrons

A

No mass
- charge
In electron cloud

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6
Q

Nucleus

A

Center of atom

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7
Q

Electron shell

A

Outside of nucleus. Contains electrons

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8
Q

Atomic number

A

Total number of protons in an atom

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9
Q

Elements

A

Groups of the same atoms put together

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10
Q

Chemical symbol

A

Abbreviation of an elements name

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11
Q

Isotopes

A

Same element with different amount of neutrons

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12
Q

Avogadro

A

AMU

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13
Q

Molecules

A

Smallest part of a compound that still acts like a compound

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14
Q

Compound

A

2 or more things chemically combined

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15
Q

Ionic

A

Transfers electrons

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16
Q

Covalent

A

Shares electrons

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17
Q

Catabolism

A

Decomposition of material

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18
Q

Exothermic

A

Gives off heat by breaking bonds

19
Q

Anabolism

A

Creating a substance

20
Q

Endothermic

A

Takes in energy to make bonds

21
Q

Decomposition

A

AB—>A+B

22
Q

Synthesis

A

A+B—>AB

23
Q

Energy

A

Ability to do work

24
Q

Kinetic

A

Energy in motion

25
Q

Potential

A

Stored energy

26
Q

Law of conservation of energy

A

Cannot create or destroy energy, just change its forms

27
Q

Activation energy

A

Amount of energy needed to start a chemical reaction

28
Q

Enzymes

A

Natural catalysts in the body

-ase

29
Q

Catalysts

A

Speed up chemical reactions

30
Q

Inhibitors

A

Slow down chemical reactions

31
Q

Organic compounds

A 
Have carbon to hydrogen bonds
CARBOHYDRATES
LIPIDS
PROTEINS
NUCLEIC ACIDS
32
Q

Carbohydrates

A

Energy.
Monosaccharides-sugar
Disaccharides- complex sugar
Polysaccharides- starches

33
Q

Lipids

A

Stored energy and protection

34
Q

Proteins

A

Repair tissue

35
Q

NUCLEIC acids

A

DNA and RNA

36
Q

Lipids

A

2x energy of carbohydrates

Fats oils waxes

37
Q

Fatty acids

A

Energy
Saturated-single bonds
Unsaturated-double bonds

38
Q

Eicosaniods

A

Chemical messengers

39
Q

Glycerides

A

Fat

40
Q

Steroids

A 
Cholesterol. 
Membranes 
Sexual function
Bile
Tissue metabolism
41
Q

Enzyme

A

Specificity- enzymes only break down a specific substance
Saturation limit- max amount of material the enzyme can break down
Regulation- can turn enzymes on and off

42
Q

DNA

A

AT
GC
GENETIC BLUEPRINT

43
Q

mRNA

A

Copies info from DNA

44
Q

tRNA

A

Carry amino acids to ribosomes

45
Q

rRNA

A

Makes the protien

Anatomy (8 decks)

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