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Cardiac Arrythmia
K+ (Potassium imbalance)
Can be too high or too low
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Disaccharide
Simple Carbohydrates
Two monosaccharides joined together
(exa. lactose or sucrose)
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Bases
Either releases more hydroxide ions or takes on more
pH above neutral (7.0)
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Peptide Chain
(Polypeptide)
Amino acids bonded together
AA-AA-AA
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Amino Acid Structures
H-C-O
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"R"
20 different types of amino acids that form all human polypeptides
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Lysosomes
Organelles containing enzymes which break down cell components
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H2O in the Body
60% to 70%
-
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Isotopes
An atom with extra neutrons
(exa. Carbon 12 has 6 normal neutrons, Carbon 14 has 8 neutrons and is radioactive)
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C.H.N.O.P.S.
Elements of life
Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur
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Carbohydrates
Organic
Contains Carbon and Hydrogen
Short term energy
Simple and Complex types
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Peptide Bond
Bond between amino acids
Four types (folds) - Primary, secondary, Tertiary, and Quartermary
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Oils
Lipid - found in plants
(exa. Olive Oil)
-
Ion
Atoms that carry a charge
-
Hydrophobic
Water fearing
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Hypertention
Too much Na (Sodium)
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Cellulose
Complex Carbohydrates
Glucose found in plant cell walls
Passes undigested though the system as fiber
-
Water has a High Heat of Vapoization
Can absorb tremendous amounts of heat before changing
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Proton
Subatomic particle with a positive charge
Located in the nucleaus of the atom
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Unsaturated Fatty Acids
Liquid fats with weak hydrogen bonds
Good fats
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Monosaccharide
Simple carbohydrates
One sugar
(exa. Glucose)
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Prions
"Misfolded" Protiens
Body doesn't know what to do with them so they accumulate in lysomes
-
Organic Molecule
"Most" contain carbon
-
Hydrogen Bond
When covalent hydrogen carries a very weak charge and is attracted to a nearby atom
(exa. H2O)
-
Element
Grouping of same atoms
Make up all matter
-
Phospholipids
Constructed like fats
EXCEPT
Contain phosphate in place of fatty acid
Hydrophobic heads and Hydrophilic tails
Form cell membrane
-
Water as a Solvent
Facilitates chemical reactions
-
Water as a Cohesive
"Sticky"
(exa. Blood can transport oxygen and nutrients)
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Radioactive isotopes
Realease energy as they decay
Used as a tracer in medicine
(exa. Radioactive iodine)
-
Saturated Fatty Acids
Carbon bonds are full (saturated) by hydrogen molecules
Bad Fats
- H
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- H H H H
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- C-C-C-C-C
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Atom
Smallest unit of an element
-
Metabolism
The sum of all chemical reactions that occur in a cell
-
Fats
Lipid - found in animals
(exa. butter)
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Electron
Subatomic particle with a negative charge
Orbits the nucleus
-
Molecules of Life
Macromolecules that are unique to living cells
Carbohydrates, Lipids, Protiens, Nucleic Acids
-
Hydrophillic
Water Loving
-
Starch
Complex Carbohydrates
Glucose found in plants
-
Enzymes
Protien molecules that allow chemical reactions to occur in the body
Named for what they digest
(exa. Lactase waiting for Lactose to "come" be digested)
-
Denaturation
Irreversable chance in the shape of protiens, caused by exposure to extremes in pH and Heat
-
Atomic Weight
Sum of the number of protons and neutrons
-
Covalent Bond
When atoms share electrons in their outer shell
-
Unstable Atom
Does not have the minimal number of electrons in the outer shell
Always looking to bond with another atom
-
RNA
Ribonucleic Acid
Determines which protiens a cell will have
-
Steroids
Lipids that have a different structure than fat
(exa. Estrogen, Testosterone, Cholesterol)
-
Ionic Bond
One atom gives an electron to form another atom
-
Lipids
Long term energy
Some form cell membranes
-
Protiens
Macromolecules made up of Amino Acids
Form Collagen, Make up Hormones, Move muscle cells, Transport molecules in the blood, Protects against toxins, Forms enzymes that speed up chemical reactions
-
Diabetes
Lack of Insulin
Insulin helps carry glucose to the liver to be stored
Excess glucose in the body
-
Acid
Dissociates in water
Releases more hydrogen ions
pH below neutral (7.0)
-
Inorganic Molecule
Does not contain Carbon
-
Atomic Number
Equal to number of protons only
-
Rickets
Ca (Calcium) deficiency (too low)
-
DNA
Deoxyribonucleic Acid
Determins hereditary information
-
Glycogen
Complex Carbohydrates
Glucose found in animals
Liver stores extra glucose as glycogen
Balance is important for brain and nerve function
-
Molecules
Can contain same atoms (O)
or different atoms (H2O)
-
Nucleic Acid
Huge macromolecules composed of necleotides
(exa. phosphate, sugar, nitrogen)
-
Neutron
Subatomic particle with a neutral or "no charge"
Located in the nucleus of the atom
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