Major Minerals Flashcards

1
Q

Chelation is a chemical bonding between a ______ and a ______?

A

Metal and a Ligand

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2
Q

A protein/enzyme that requires binding to a specific mineral for its function is called what?

A

Metalloprotein / Metalloenzyme

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3
Q

A macromineral can be defined as greater than ____ % of b/w?

A

> 0.01 % of b/w

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4
Q

What are some sources for Calcium?

A

Dairy Products
Sardines / Salmon
Clams & Oysters
Cruciferous Vegetables
Tofu
Fortified Juices

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5
Q

Calcium absorption is reduced by?

A

Oxalate
Phytate
Menopause
Age
Iron

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6
Q

Calcium absorption is increased by?

A

Vitamin D
Lactose

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7
Q

Calcium excretion may be increased by?

A

Protein
Sodium
Caffeine

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8
Q

Calcium supplements include?

A

Citrate (best absorbed)
Carbonate

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9
Q

What is the max dose for a calcium supplement?

A

500 mg

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10
Q

99% of calcium resides in our?

A

Bones & Teeth
(active form within the body)

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11
Q

Calcium acts as an intracellular messenger by activating _____ ?

A

Protein Kinases (phosphorylations)
Phospholipase A2
Cyclic AMP Activity (Cellular Signaling)

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12
Q

Calcium plays a role in the function of?

A

Muscle Contractions
Blood Clotting
Blood Pressure
Colon Cancer Prevention

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13
Q

Calcium deficiency in serum results in what?

A

Tetany - uncontrolled muscle contraction

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14
Q

Calcium deficiency in bone results in what?

A

Rickets (children)
Osteoporosis (adults)

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15
Q

Calcium deficiency in daily intake results in what?

A

Hypertension, Colon Cancer, Weight Gain

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16
Q

Calcium Toxicity can result in what conditions?

A
  • Hypercalcemia (soft-tissue calcification)
  • Hypercalciuria (increased risk of kidney stones)
  • Increased risk for prostate cancer
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17
Q

What are 3 ways to assess calcium?

A

Serum Calcium
Serum Ionized Calcium
Bone/Mass Density (DEXA)

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18
Q

What are some sources of Phosphorus?

A

Dairy
MFP
Nuts/Seeds
Legumes
Soft Drinks

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19
Q

Phosphorus absorption is decreased by?

A

Phytates
Magnesium
Calcium

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20
Q

Phosphorus increases through ______ intake?

A

Vitamin D

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21
Q

Phosphorus functions in what?

A

Bone Mineralization (Hydroxyapatite)
Energy-Rich Compounds (ATP-PC)
Phospholipids
Coenzyme Forms
Nucleic Acid Structures (Pentose Backbone)

22
Q

Phosphorus deficiency symptoms include?

A

Children: Rickets
Adults: Osteomalacia
Muscular Weakness
Loss of Appetite
Hemolytic Anemia

23
Q

Populations at risk for phosphorus deficiency include?

A

Antacids or Phos-binders
Starvation (Refeeding Syndrome)

24
Q

Phosphorus toxicity symptoms include?

A

Renal Bone Disease
Soft Tissue Calcification

25
Populations at risk for phosphorus toxicity are?
Renal Failure Patients
26
What is an assessment for Phosphorus?
Serum phosphorous
27
What are some sources of Magnesium?
Nuts Legumes Whole Grains Green Vegetables (chloroplast)
28
Magnesium absorption is decreased by?
Phytates Phosphorus
29
Magnesium absorption is increased by?
Vitamin D
30
Magnesium functions as?
Enzyme Cofactor (Kinases) Protein (Nucleic Acid Synthesis) Bone Structure Blood Pressure (vasodilator)
31
Magnesium deficiency includes what symptoms?
Muscle Effects (tremors, weakness, spasms) Nausea / Vomiting / Anorexia Osteoporosis Heart Disease
32
At risk populations for magnesium toxicity include?
Renal Failure Patients
33
Symptoms of magnesium toxicity include?
Diarrhea
34
What are some assessments for Magnesium?
Serum Concentration Urinary Excretion
35
What are some sources for Sodium?
Processed Foods Pickled Foods Table Salt Softened Water MSG
36
Sodium functions as?
Primary Extracellular Cation Regulation of Fluid Status / BP Nerve Transmission (depolarization) Acid Base Balance (H+ exchange) Absorption of Glucose
37
Symptoms of Sodium deficiency include?
muscle cramps nausea / vommitting dizziness shock coma
38
Deficiency in sodium can result in?
Intracellular Edema Hypopnatremia (low level of NA+)
39
Sodium toxicity can result in?
Increased Blood Pressure Increased Water Retention Increase Blood Volume Stiff Arteries Hypernatremia (dehydration)
40
Sodium is typically ______ while Potassium is typically _______ ?
Sodium = processed Potassium = fresh
41
What are some sources of Potassium?
Unprocessed Foods Fruits & Veggies Peanut Butter Dairy Products Legumes Nuts/Seeds Salt Substitutes
42
Potassium functions as?
Primary intracellular cation Nerve Transmission (repolarization) Regulation of fluid balance
43
Potassium deficiency can results in?
Hypertension Hypokalemia Muscle Weakness Mental Confusion Arrythmias
44
Potassium toxicity is usually NOT due to what?
diet
45
Potassium toxicity can include what symptoms?
Hyperkalemia Tingling of hands and feet Muscle Weakness Arrythmias
46
What are some sources of Chloride?
Salt (60% chloride) Eggs Meat Seafood
47
Chloride functions include?
Fluid/Electrolyte balance Digestion (HCI) Immune Function (WBC) Acid/Base Balance
48
What are some symptoms of Chloride deficiency?
Convulsions
49
Chloride deficiency includes?
Excess fluid loss
50
Chloride toxicity can originate from?
Dehydration
51
What is an assessment for Chloride?
Serum concentration