Calcium Absorption Is Increased by

question 17

Multiple Choice

Calcium absorption is increased by

• A) high caffeine intake and large intakes of phytic acid.
• B) foods that contain vitamin D and lactose.
• C) foods high in oxalates such as sweet potatoes, collard greens, spinach, and rhubarb.
• D) tannins in tea and some legumes.

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Definitions:

Aqueous Extraction

A process of separating compounds based on their solubility in water, often used in the isolation and purification of substances from mixtures.

Mass Spectrum

A plot or representation showing the distribution of ionized species according to their mass-to-charge ratio, used to determine the molecular weight and structure of compounds.

McLafferty Rearrangement

A fragmentation reaction observed in mass spectrometry analysis, involving the transfer of a hydrogen atom via a six-membered transition state leading to the cleavage of a molecule.

Carboxylic Acids

Organic compounds characterized by a carboxyl group (-COOH), known for their acidic properties.