glycogenesis
glycogen synthesized from glucose and stored into liver or muscle
what is the net ATP gain from glycolysis if glycogen is used?
3 moles of ATP
what is the net ATP gain from glycolysis if glucose is used? why?
2 moles of ATP
1 mol was used in the conversion of glucose to glucose-6-phosphate
what does pyruvic acid turn into with oxygen?
lactic acid
where does anaerobic glycolysis occur in the cell?
cytoplasm
Modality
any piece of equipment that will elicit a response
A single bout of acute bodily exertion that requires energy and results in the expenditure of energy
Exercise
Ergometers
standardized devices that allow us to measure work
Intensity
how hard we work
Metabolism
total of all energy transformations in the body
Anabolism
generating tissue to be used or stored
Catabolism
breaking down the tissue
Anaerobic Metabolism
in the absence of oxygen
Aerobic Metabolism
in the presence of, requiring, and utilizing oxygen
_________ ___________ oxidizes byproducts of the metabolism that is happening
aerobic metabolism
___ __ ___ _____ __ _____
Growth and repair of ___
________ muscle mass
________ muscle
________ _________ of glucose
Movement of _______ across cell membranes
_______ __________ for force generation in muscle actions
Use of free energy in cells
cells
building
repairing
active transport
calcium
sliding filament
glucose is a _____________________
Transferred to the body tissues via ______
Resting-state: taken up and stored as ________ by the _____ or ______ tissues
monosaccharide
blood
glycogen
liver
muscle
The liver and muscles have limited glycogen stores
True or False?
true
glycerol and free fatty acids compose the _____ substrate
fat
3 fatty acids bonded to a glycerol molecule composes a _____________
triglyceride
(fats)
_____________ must be _____________ into ____ _____ in order to be used for energy
triglycerides
catabolized
fatty acids
Proteins
_____________ → protein
Not a significant source of ______
Must first be converted into ________ through _____________
amino acids
energy
glucose
gluconeogenesis
In severe energy depletion proteins convert to free fatty acids through _____________
lipogenesis
Atwater General Factors
Protein =__ kcal/g
Carbs = __ kcal/g
Lipids = __ kcal/g
4
4
9
ATP is __________ + __ __________ _______ connected through _____
___________ ______ lies in the bonds
Utilized for all energy-requiring processes ___ ___ _____
adenosine
3 phosphate groups
bonds
potential energy
in the cell
Phosphorylation
addition of a phosphate group to create a reaction
Hydrolysis
chemical process by which a substance is split into simpler compounds by the addition of water
___ ⇌ ___ + ___ + ____
ATP
ADP
Phosphate
Energy
___ + ____ ---> ADP + Phosphate
ATP
H2O
how many phosphate groups are in adenosine diphosphate?
2 phosphate groups
ATP + H2O ---> ___ + __________
ADP
phosphate
Anabolically we can rephosphorylate the AMP or ADP back into ATP in three separate ways
1.
2.
3.
ATP-PCR system
Anaerobic Metabolism
Aerobic Metabolism
_______________________
Generates energy for immediate use
Lasts 3-15 seconds
does not require oxygen to occur and is a ____________
ATP-PCR system
Anaerobic System
_______________________
High energy phosphate
4-6 times greater quantity in the ___ than ___
creatine phosphate
cell
ATP
breakdown of ________________ used to rebuild ___ to maintain a constant supply but depletes in ______
creatine phosphate
ATP
<15s
___ ⇌ ___ + ___ + ____ ---> ATP ⇌ ADP + Pi + Energy
creatine phosphate
creatine
phosphate
energy
Glycolysis
Multi enzyme pathway used to breakdown glucose anaerobically
Glycolysis
_______ —> _ ______ _____ + __ ___
________ would give 3 ATP
glucose
2 pyruvic acids
2 ATP
glycogen
Glycogenolysis _________ ________
synthesizes glucose
Net gain of ATP
___ _____ of ATP per 1 mole of _________
___ _____ of ATP per 1 mole of _______
3 moles
glycogen
2 moles
glucose
Glucose
blood sugar
In the absence of oxygen, pyruvic acid converts into ____________
lactic acid
__________ Glycolysis
Pros
_______ can generate force for work even when ________ supply is low
Cons
Does not produce large amounts of ___
Accumulation of ______ ____and body fluids
Lasts _____ minutes
anaerobic
muscles
Oxygen
ATP
lactic acid
1-2
process by which the body breaks down substrates with the use of oxygen to generate energy
cellular respiration
the oxidation of carbs involves 3 different phases of energy:
1.
2.
3.
aerobic glycolysis
kreb's cycle
electron transport chain
Aerobic glycolysis
____ is made by breaking down _______
______ is available so ______ is not made
Supports activities between ____________ and ____________
ATP
glucose
oxygen
lactate
15 seconds
2 minutes
during aerobic glycolysis, 2 molecules of ________ is converted into 2 molecules of ________ ____
pyruvate
acetyl CoA
during aerobic glycolysis ___________ becomes ________ and the byproduct of _______________ is removed and diffused into the bloodstream
pyruvic acid
acetic acid
carbon dioxide
during aerobic glycolysis __________ acid combines with _____________
co-enzyme A