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WorksheetsMetabolic
Total questions: 14
Worksheet time: 7mins
True or False. When glycolysis occurs slow enough not to outpace the downstream aerobic metabolism, the 2 pyruvic acids will not be able to enter the mitochondria but will rather turn into 2 lactic acid molecules.
True
False
There can be 4-6 times more energy from a single fat substrate created than using glucose.
True
False
The energy that is required at the very start of intense exercise is anaerobic energy.
True
False
Which of the following are considered sustained energy sources which require O2. Tick all that apply.
Stored ATP
Beta-oxidation
ATP-PC system
Gluconeogenesis
The net gain in ATP due to glycolysis is two, if starting with glucose, and __, if starting with glycogen as the substrate.
1
2
3
4
What is the final acceptor of the electron in the Electron Transport Chain?
H2O
Oxygen
NADH
FADH
The electrons that are removed from FADH and NADH are used to create an electrical current inside the inner mitochondrial membrane.
True
False
What is the primary supplier of energy for the first 3-15 seconds of intense exercise?
Stored ATP
ATP-PC System
Glycolysis
Beta-oxidation
During glycolysis – energy harvest phase, which of the following is the correct summary of the end product of ATP, NADH and pyruvate?
4 ATP, 2 NADH and 2 pyruvate
6 ATP, 2 NADH and 2 pyruvate
4 ATP (net of 2 ATP), 2 NADH and 2 pyruvate
4 ATP (net of 2 ATP), 3 NADH and 3 pyruvate
Fatty acids undergo beta-oxidation in the mitochondria.
True
False
In Homeostasis: the normal fasting blood glucose concentration is
50-60 mg/dl
80-90 mg/dl
110-120 mg/dl
Ketone bodies are inverted in the liver from:
Glucose
Protein
Free Fatty Acids
What is the name of the process in which energy is released in the process of sufficient oxygen?
anaerobic respiration
aerobic respiration
fermentation
glycolysis
anabolism
Amino acids come from...
starch that is broken down in the digestive system.
protein that is broken down in the digestive system.
insulin that is made in the body.
