18 Questions
What is the primary source of energy derived from?
Fatty acids
What is the byproduct of beta-oxidation?
Acetyl CoA
What is the fate of deaminated amino acids?
They form pyruvate, acetyl CoA, or citric acid cycle intermediates
What is the result of a very low carb diet?
Increased fatty acid oxidation
What is the fate of excess energy consumed?
It is stored as lipid in fat tissue
How many possibilities are there for what remains after deamination of amino acids?
21
What is the first step in amino acid metabolism?
Deamination
What is the byproduct of fatty acid oxidation?
ATP
What is the purpose of beta-oxidation?
To break down fatty acids
What is the primary function of the microvilli on the surface of villi?
To increase the surface area for absorption
What is the term for the collective extensions on the surface of villi?
Brush border
Which of the following is NOT a component of pancreatic juice?
Bilirubin
What is the primary function of the pancreatic juice secreted by the pancreas?
To digest nutrients in the small intestine
What is the role of the gallbladder in the digestive process?
To store bile produced by the liver
What is the primary location where nutrients are absorbed into the bloodstream?
Small intestine
Which of the following enzymes is responsible for digesting carbohydrates?
Amylase
What is the function of bicarbonate in pancreatic juice?
To neutralize chyme
Which organ produces bile that is stored in the gallbladder?
Liver
Test your knowledge on digestion, absorption, and metabolism by differentiating between the processes, describing digestive tract structures, and understanding absorption mechanisms. Learn about factors affecting digestive tract health and cellular respiration.
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