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Anatomy > Module 2-Chemistry of Life > Flashcards

Module 2-Chemistry of Life Flashcards

1
Q

What is matter?

A

Matter is weight or mass that takes up space

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2
Q

What are atoms?

A

particles that make elements

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3
Q

What is an element?

A

1 thing or one substance that cant be broken down or decomposed into two or more substances

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4
Q

What is a compound?

A

2 or more elements combined together

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5
Q

What are atoms made of?

A

Protons which carry a positive charge, electrons which carry a negative charge and neutrons which carry neither positive or negative charge.

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6
Q

What is catabolism and does it release energy?

A

the breaking down of complex compounds into simpler ones. This releases energy

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7
Q

What is ATP?

A

ATP is the main source for cellular reactions and its also the main source of energy for cells

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8
Q

What is a solution?

A

a mixture of two or more substances that stays evenly mixed

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9
Q

What is a solute and solvent?

A

Solutes are small particles and a solvent is a liquid

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10
Q

Solutions with a pH greater than 7 are

A

bases

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11
Q

Solutions with a pH less than 7 are

A

acids

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12
Q

what is the normal pH range for humans?

A

7.35 to 7.45

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13
Q

What are the 4 groups of organic compounds?

A

Proteins, carbohydrates, lipids and nucleic acids

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14
Q

What is the body’s main source of energy?

A

Carbohydrates

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15
Q

what are the four functions of lipids?

A

being reserve supply of energy, provides structure to the cells, insualting nerves, serves as vitamins and acts as a cushion to protect organs

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16
Q

What are proteins made up of?

A

amino acids

17
Q

what is the most important organic compound in the body?

A

proteins

18
Q

Describe how ATP releases energy

A

ATP has 3 phosphates. When ATP loses a phosphate, energy is released to fuel cells and the body. When ADP gains a phosphate, energy is stored and used for later

19
Q

What does ATP stand for?

A

Adenosine Triphosphate

20
Q

What does ADP stand for?

A

Adenosine Diphosphate

21
Q
A

Anatomy (18 decks)

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