What is an example of an oxidoreductase? correct answers lactate dehydrogenase
What is an example of a transferase? correct answers Hexokinase
What is an example of an isomerase? correct answers Phosphoglycerate mutase
What is an example of a hydrolase? correct answers Lipase
What is an...
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What is an example of an oxidoreductase? correct answers lactate dehydrogenase
What is an example of a transferase? correct answers Hexokinase
What is an example of an isomerase? correct answers Phosphoglycerate mutase
What is an example of a hydrolase? correct answers Lipase
What is an example of a ligase? correct answers pyruvate carboxylase
What are some factors that increase enzyme activity? correct answers High concentration of
enzyme
High concentration of substrate
Temp high but not higher than 103
pH
What are the products of Glycolysis (glycogen)? correct answers 3 ATP, 2 NADH, 2 Pyruvate
What are the products of glycolysis (glucose)? correct answers 2 Pyruvate, 2 NADH, 2 ATP
What happens during Fast EPOC? correct answers Resynthesis of Phosphocreatine, Oxygen
Storage is replenished.
What happens during Slow EPOC? correct answers Lactic acid is converted back to glucose.
Where is the lactate threshold? correct answers 50-60% in untrained athletes
65-80% in trained athletes
What RER means all fats are being used? correct answers NOT POSSIBLE. Carbs must be used
to start the kreb cycle.
What RER is 50/50 fat and carbs? correct answers .85
What RER is only Carbs? correct answers .9
What is the RER formula? correct answers VCO2/VO2
What factors influence hormone concentration? correct answers Plasma volume
Rate of production
Rate of excretion
Quantity of transport protein
What are the four functions of skeletal muscle? correct answers 1. Produce movement
2. Maintain posture
, 3. Stabilize joints
4. Generate heat
What temperature can lead to protein degredation? correct answers Above 45 Celcius
What low temperature is too low and causes irregular heartbeat and slow metabolism? correct
answers below 34 Celcius
What is the difference in temperature from body core to skins surface? correct answers Usually 4
degrees Celcius but can get up to 20 in extreme conditions
What is the voluntary way of producing heat? correct answers Exercise. 70-80% of energy
comes out as heat.
What are some involuntary ways of producing heat? correct answers Shivering
Metabolism via hormones
Sweating cools your body by ________. correct answers evaporative cooling
If the air outside is humid during exercise, there is a high concentration of water in the air. This
means your body has a (harder/easier) time cooling off via sweating. correct answers Harder, due
to the concentration gradient.
What is evaporation rate dependent on? correct answers Temperature and humidity
Connective currents around the body
Amount of skin exposed
Name a few ways performance is impaired by hot weather correct answers Lactic acid build up
Hot brain means less neuromuscular connections
Increased glycogen metabolism
Reduced muscle blood flow
Some people train in heavy clothes to get acclimated to the heat. What are some acclimations
they make? correct answers They sweat sooner
Reduced salt loss in sweat
Blood flow shunted from skin
Plasma volume increase (10-12%)
What is your acquired immune system? correct answers B-cells and T-cells
Where are T-cells produced? correct answers Thymus
Where are B cells produced? correct answers bone marrow
Describe HSL correct answers HSL is a lipase, so it will break down fatty acids into
triglycerides. HSL allows for fats to be used as fuel.
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