Chapter 25 - Metabolism Flashcards
Chapter 25 - Metabolism
__________ refers to all the chemical reactions that occur in an organism
metabolism
Chapter 25 - Metabolism
what is used in metabolism
food
minerals
vitamins
Chapter 25 - Metabolism
__________ is the break down of organic substrates
catabolism
Chapter 25 - Metabolism
__________ is the synthesis of new organic molecules
anabolism
Chapter 25 - Metabolism
what can speed up/slow down metabolism
hormones
Chapter 25 - Metabolism
what is the energy molecule
adenosine triposphate (ATP)
Chapter 25 - Metabolism
what is the main focus of metabolism
ATP
Chapter 25 - Metabolism
does it matter how much ATP is made
YES!!!!
Chapter 25 - Metabolism
what is ATP used for
active transport
sliding filament theory
etc
Chapter 25 - Metabolism
what is derived from ATP
CAMP
Chapter 25 - Metabolism
what cycles energy with ATP
ADP
Chapter 25 - Metabolism
what is the main organelle used for synthesis of much of ATP
mitochondrion
Chapter 25 - Metabolism
As __________ and __________ enter the mitochondrion __________, __________, and __________ are produced
food oxygen CO2 water ATP
Chapter 25 - Metabolism
what is food for mitochondrion
carb, lipid, protein
Chapter 25 - Metabolism
process of ATP conversion in mitochondrion is called
cellular respiration
Chapter 25 - Metabolism
what respiration occurs without oxygen
anaerobic
Chapter 25 - Metabolism
where does anaerobic respiration occur
outside of mitochondrion
Chapter 25 - Metabolism
what is respiration with oxygen
aerobic
Chapter 25 - Metabolism
where does aerobic resp occur
inside mitochondrion
Chapter 25 - Metabolism
what is the basic unit of carbobohydrate
monosaccharide
Chapter 25 - Metabolism
glucose has how many carbons
6 carbon body sugar
Chapter 25 - Metabolism
what is primary source of energy for cellular resp
glucose
Chapter 25 - Metabolism
__________ is process of breaking down glucose for energy
glycolysis
Chapter 25 - Metabolism
what is required for glycolysis
2 ATP
Chapter 25 - Metabolism
glycolysis nets how many ATPs
2
Chapter 25 - Metabolism
glycolysis makes how many ATPS
4
Chapter 25 - Metabolism
does glycolysis required oxygen
no
Chapter 25 - Metabolism
if oxygen is present for glycolysis, how many ATP will be produced
36 or 38
Chapter 25 - Metabolism
step 1 of glycolysis
ATP initiates process by giving phosphate to glucose.
Chapter 25 - Metabolism
giving a molecule to another is
analbolism
Chapter 25 - Metabolism
taking molecule off
catabolism
Chapter 25 - Metabolism
Step 2 glycolysis
Additional ATP adds phosphate to opposite end giving:
P-C-C-C-C-C-C-P
Chapter 25 - Metabolism
Step 3 glycolysis
dihydroxyacetone phosphate (stored)
glyceraldehyde 3-phophate
free P
Chapter 25 - Metabolism
Step 4 glycolysis
P-C-C-C-P
P-C-C-C-P
Chapter 25 - Metabolism
Step 5 glycolysis
1st C-C-C ADP+P -} ATP x 2 = 2ATP
2nd C-C-C ADP + P -} x 2 = 2ATP
TOTAL: 4ATP
Chapter 25 - Metabolism
what acids are connected to glycolysis
pyruvic
lactic
Chapter 25 - Metabolism
__________ causes H20 to be made and lost
dehydration synthesis
Chapter 25 - Metabolism
krebs cycle is also known as
tricarboxylic acid cycle
Chapter 25 - Metabolism
krebs cycle uses
oxygen
Chapter 25 - Metabolism
__________ or __________ is used in krebs cycle to make more ATP
pyruviate salt pyruvic acid (-OH)
Chapter 25 - Metabolism
after many steps of krebs cycle we arrive at __________ acid
oxaloacetic
Chapter 25 - Metabolism
in krebs cycle what is made
1 ATP molecule
3 NADH
1 FADH2
Chapter 25 - Metabolism
after krebs cycle what is next
electron transport chain (ETC)
Chapter 25 - Metabolism
__________ is a sequence of proteins
ETC
Chapter 25 - Metabolism
proteins in ETC are called
cytochromes
Chapter 25 - Metabolism
what are cytochromes
proteins that contain a metal ion
Chapter 25 - Metabolism
which metals may be in cytochromes
rion Fe3+
copper Cu2+
Chapter 25 - Metabolism
REDOX reaction
REDuction
OXidation
Chapter 25 - Metabolism
reduction
gain electron or lose H
Chapter 25 - Metabolism
oxidation
lose electron or gain H
Chapter 25 - Metabolism
nicotinamide adenine dinucleotide = NAD refers to what vitamin
B3 = niacin
Chapter 25 - Metabolism
Flavin adenine dinucleotide is FAD refers to what vitamin
B2 = riboflavin
Chapter 25 - Metabolism
1 NADH from Krebs –} in ETC
3 ATP
Chapter 25 - Metabolism
1 FADH2 from Krebs –} in ETC
2 ATP
Chapter 25 - Metabolism
NADH in glycolysis yields
3 or 2 ATP
Chapter 25 - Metabolism
the krebs and etc reactions lead to
build up of H+ between inner/outer membrane of mitochondrion
Chapter 25 - Metabolism
H+ ion channel –}
ATP
Chapter 25 - Metabolism
__________ is part of acetylCoA
b5
Chapter 25 - Metabolism
what are coenzymes in metabolism
b1, b6, folic acid, b12, biotin, c
Chapter 25 - Metabolism
breakdown of lipids
lipolysis
Chapter 25 - Metabolism
creation of lipids
lipogenesis
Chapter 25 - Metabolism
triglyceride gets broken down into
glycerol
3 fatty acid chains
Chapter 25 - Metabolism
glycerol converts into
pyruvic acid
Chapter 25 - Metabolism
what converts glycerol to pyruvic acid
enzymes
Chapter 25 - Metabolism
3 fatty acid chains break down into groups of
2C chains via Beta oxidation –} acetylCoA
Chapter 25 - Metabolism
what also is generated from fatty chains
NADH
FADH2
Chapter 25 - Metabolism
what is involved with lipid transport
lipoproteins
Chapter 25 - Metabolism
how many categories of lipoproteins
5
Chapter 25 - Metabolism
what are the categories of lipoproteins
chylomicron VLDL IDL LDL HDL
Chapter 25 - Metabolism
%s in chylomicron
95% triglyceride
5% cholesterol
Chapter 25 - Metabolism
VLDL transport the tris to
peripheral tissue (liver)
Chapter 25 - Metabolism
%s in VLDL
60% trigs
12% cholesterol
Chapter 25 - Metabolism
what is bad cholesterol
LDL
Chapter 25 - Metabolism
what is good cholesterol
HDL
Chapter 25 - Metabolism
%s in LDL
10% tris
45% cholesterol (liver)
Chapter 25 - Metabolism
%s in HDL
5% tris
20% cholesterol
Chapter 25 - Metabolism
the cholesterol in HDL is going where
to liver
Chapter 25 - Metabolism
liver contains
lipase
Chapter 25 - Metabolism
what does lipase do
breaks down lipoproteins
Chapter 25 - Metabolism
amino acids can be used as
energy
Chapter 25 - Metabolism
what is first step in AA metabolism
deamination or transanimation
Chapter 25 - Metabolism
__________ means removing amine group
deamination
Chapter 25 - Metabolism
what is coenzyme involved with deamination
B6
Chapter 25 - Metabolism
what means transferring an anime group
transamination
Chapter 25 - Metabolism
__________ acid redily enters the krebs cycle from animation
keto
Chapter 25 - Metabolism
nucleic acids can be broken down into
sugars
nitrogenous bases
Chapter 25 - Metabolism
pyrimidines (C, U, for RNA) gives us
acetylCoA for Krebs
Chapter 25 - Metabolism
purines (A,G) give us
uric acid (gout)
Chapter 25 - Metabolism
uric acid +ures =
nitrogenous waste
Chapter 25 - Metabolism
neural tissue cannot store
macromolecule
Chapter 25 - Metabolism
what is a macromolecule
carb, lipid, protein
Chapter 25 - Metabolism
what is used to deliver macromolecules to neural tissue
blood supply
glucose
Chapter 25 - Metabolism
what conditions have hyperinsulinemia
atkins
low carb
Chapter 25 - Metabolism
where is glucose conserved
liver
Chapter 25 - Metabolism
increase in what increases ketone bodies
acetylCoa
Chapter 25 - Metabolism
ketoemia
blood
Chapter 25 - Metabolism
ketonuric
urine
Chapter 25 - Metabolism
increase acid in blood
ketoaciosis
Chapter 25 - Metabolism
source of Vit K
symbiotic bacteria
Chapter 25 - Metabolism
function of Vit K
clotting
prothrombin
Chapter 25 - Metabolism
source of Vit A
leafy green and yellow veggies
Chapter 25 - Metabolism
function of Vit A
vision
retinol
Chapter 25 - Metabolism
source of Vit D
synthesized in body (skin-liver-kidney)
Chapter 25 - Metabolism
function of Vit D
absorption of Ca in digestion tract
Chapter 25 - Metabolism
source of Vit E
meat, milk, veggies
Chapter 25 - Metabolism
function of Vit E
antioxident, prevents breakdown of Vit A and fatty acids
Chapter 25 - Metabolism
fat soluble vitamins
KADE
Chapter 25 - Metabolism
water soluble
Bs and C
Chapter 25 - Metabolism
the B vitamins function (primarily)
energy and metabolism
Chapter 25 - Metabolism
b1 is
thiamin
Chapter 25 - Metabolism
b2 is
riboflavin
niacin
Chapter 25 - Metabolism
b5
pantothenic acid
Chapter 25 - Metabolism
b6
pyridoxine
folic acid
Chapter 25 - Metabolism
b12
cobalamin
Chapter 25 - Metabolism
vit C is
ascorbic acid
antioxidant
Chapter 25 - Metabolism
major minerals
Na+, K+, Ca2+, Mg2+, P, Cl-
Chapter 25 - Metabolism
iodine is needed for
thyroid hormone for metabolism
Chapter 25 - Metabolism
iron found in
heme, carries oxygen
Chapter 25 - Metabolism
Zn is
cofactor in enzymes
Chapter 25 - Metabolism
copper
cofactor in hemoglobin synthesis
Chapter 25 - Metabolism
Mn (manganese)
cofactor in some ensymes
Chapter 25 - Metabolism
cobalt
cofactor for transminations
Chapter 25 - Metabolism
Selenium (Se)
antioxidant
Chapter 25 - Metabolism
Chromium (Cr)
cofactor for glucose metabolism