Midterm 1: Vitamins and Minerals Flashcards
(49 cards)
What are minerals?
INORGANIC substance required by the body to sustain life
T/F Minerals are made by living things.
FALSE- they are found naturally in soil and water and are absorbed by plants which are then eaten
How do we obtain minerals?
DIET (from plant AND animal products)
Are all minerals needed by the body in equal quantities?
NO! Micro v. Macro v. trace minerals
Calcium
Ca2+
Chloride
Cl-
Magnesium
Mg2+
Phosphorus
P
Potassium
K+
Sodium
Na+
Calcium function (4):
bone/teeth formation
muscle contraction
nervous system functioning
hormone secretion
Chloride function (2):
fluid balance
nervous system function
Magnesium function:
don’t need to know
Phosphorus function (3):
bone formation
ATP formation
Hormone activation
Potassium function (3):
fluid balance
BP regulation
Nervous system function
Sodium function (4):
fluid balance
BP regulation
muscle contraction
nervous system function
Name the MACRO-minerals (6).
Ca2+ Cl- Mg2+ P K+ Na+
Name the MICRO-minerals (6).
Chromium (Cr) Copper (Cu) Iodine (I) Iron (Fe) Selenium (Se) Zinc (Zn)
Chromium function:
don’t need to know
Copper function (1):
antioxidant
Iodine function (1):
thyroid hormone production
Iron function (1):
hemeglobin formation
Selenium function (1):
antioxidant
Zinc function (1):
antioxidant