| Chemicals and their symbols | Vocabulary | More vocabulary | Water Compartments | Miscellaneous Chapter two |
|---|---|---|---|---|
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What is sodium?
Na
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What is an element
A substance made of only one type of atom
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What is a chemical bond?
A force or attraction between positive and negative electrical charges.
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What are the two categories of water compartments in the body?
intracellular and xxtracellular fluid
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What is a synthesis reaction.
Combining of small molecules or substances into larger, more complex substances.
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What is potassium?
K
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What is an energy level?
This is the shell found where the electron of an atom orbits the nucleus.
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What is an atom?
The smallest parts of an element that have the characteristics of that element.
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What are the categories of extracellular fluid?
plasma, lymph, interstitial or tissue fluid, specialized fluid
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What are enzymes?
catalysts for chemical reactions in living things
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What is iron?
Fe
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What are bonded atoms of covalent bonds?
This makes up a molecule.
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What is an electron?
Has a negative electrical charge and is found outside the nucleus orbiting in a shell around the nucleus.
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What is plasma?
Water found in blood vessels.
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What is the pH of blood?
7.35-7.45
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What is calcium?
Ca
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What is an atom that has either gained or lost an electron.
Ionic bond
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What is a hydrogen bond?
This does not involve the sharing or exchange of electrons but only has one electron and is always looking for another atom to bone with.
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What is the tissue fluid or interstitial fluid.
Water found in the small spaces between the cells.
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What is a decomposition reaction.
When bonds are broken and a larger molecule is changed into two or more smaller ones.
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What is chlorine?
Cl
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What is a bond that involves the sharing or exchange of electrons?
Covalent bone
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What is a synthesis reaction.
Combining of small molecules or substances into larger, more complex ones.
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What are examples of specialized fluids?
Synovial fluid in joints, cerebrospinal fluid around the brain and spinal cord, aqueous humor in the eye, etc.
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ATP is essential to life as an energy source for cells to divide, muscles to contract, nervous stimulation, and cellular repair. What is needed for ATP?
Oxygen + glucose
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