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NBCE Part 1
Chemistry (1)
55
Health Care
Professional
06/28/2012

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Term
process in which there is a loss of hydrogen electrons
Definition
oxidation
Term
process in which there is a gain of hydrogen electrons
Definition
reduction
Term
replacement of hydrogen by a caboxyl group (-COOH)
Definition
Carboxylation
Term
Enzyme that catalyzes the addition of a carboxyl group
Definition
carboxylase
Term
removal of the caboxyl group (-COOH)
Definition
decarboxylation
Term
an enzyme that catalyzes the release of CO2 from compounds
Definition
decarboxylase
Term
an enzyme that causes hydrolysis
Definition
hydrolase
Term
reaction that combines H2O with salt to produce acid and base
Definition
hydrolysis
Term
movement of a phosphate (PO4) from one molecule to another
Definition
phosphorylation
Term
an enzyme that removes a phosphate to an organic compound
Definition
phosphatase
Term
an enzyme that adds a phosphate to an organic compond
Definition
kinase
Term
an enzyme that catalyzes the transfer of one group to another
Definition
transferase
Term
a substance which speeds up the rate of a chemical reaction
Definition
enzyme
Term
inactive precursor protein with an additional peptide attached
Definition
pro-enzyme
Term
max velocity of a reaction
Definition
Vmax
Term
the amount of substrate required to reach 1/2 of the Vmax
Definition
Kmax
Term
a substance which slows down the rate of an enzyme reaction
Definition
inhibitor
Term
competition an allosterism
Definition
enzymatic regulation
Term
actively competes with substrate for the active site
Definition
competition
Term
chemical bond between 2 amino acids
Definition
peptide bond
Term
chemical bond between the base bases found in DNA
Definition
hydrogen bond
Term
chemical bond between glycerol an fatty acids
Definition
ester bond
Term
chemical bond between 2 sugars
Definition
glycosidic bind
Term
chemical bond between nucleotides
Definition
phosphodiester
Term
constituents of starch
Definition
amylose and amylopectin
Term
long, unbranched chains of glucose linked ar C1 and C4-a 1,4 link
Definition
amylose
Term
fewer branches of glucose with a 1,4 and 1,6 linked branches
Definition
amylopectin
Term
comprised of glucose and fructose; found in table sugar and fruit
Definition
sucrose
Term
contains galactose linked to glucose; found in milk; B 1,4 link
Definition
lactose
Term
form in which excess glucose is stored in skeletal muscle
Definition
glycogen
Term
aldopentose (5 carbon) sugar
Definition
ribose
Term
ketohexose (6 carbon)sugar
Definition
fructose
Term
a crucial step that controls how fast or slow the pathway goes
Definition
rate limiting step
Term
most important control point, rate limiting step in glycolysis
Definition
phosphofructokinase
Term
number of pyruvate produced from one glucose in glycolysis
Definition
two
Term
number of ATP produced from the breakdown of one glucose molecule
Definition
4 ATP
Term
number of NADH produced from the breakdown of one glucose
Definition
2 NADH
Term
net ATP gain from the breakdown of one glucose molecule
Definition
2 ATP
Term
main fate of pyruvate
Definition
converted to Acetyl COA
Term
process of creating new glucose from the end-products of glycolysis
Definition
gluconeogenesis
Term
irreversible steps in glycolysis that are replaced in gluconeogenesis
Definition
steps 1,3 & 10
Term
location of gluconeogenesis
Definition
mitochondria & cytoplasm
Term
lactate is converted to pyruvate which is converted to glucose
Definition
sequence of events
Term
causes pyruvate to build up; results in excess lactic acid production
Definition
biotin deficiency
Term
rate limiting step in gluconeogenesis
Definition
F1, 6 bisphosphatase
Term
hormone which inhibits gluconeogenesis
Definition
insulin
Term
location of the krebs cycle
Definition
mitochondrial matrix
Term
destination of the energy harvested from krebs cycle
Definition
electron transport chain
Term
number of ATP generated from 1 NADH
Definition
3 ATP
Term
number of ATP generated from 1 FADH2
Definition
2 ATP
Term
total ATP GENERATED FROM THE BREAKDOWN OF ONE MOLECULE OF GLUCOSE
Definition
38 ATP
Term
alternate fuel types for the krebs cycle
Definition
proteins and fat
Term
succinyl CoA, oxaloacetate, fumarate, a-ketoglutarate
Definition
sites where proteins enter
Term
aketoglutarate and succinyl CoA
Definition
sites where fats enter
Term
location of electron transport chain
Definition
inner mitochondrial matrix
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