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NUTR 302 > Introduction > Flashcards

Introduction Flashcards

1
Q

What is the working definition of vitamins?

A
  • organic compound distinct from macronutrients
  • natural component of foods present in minute amounts
  • Essential for normal physiological function
  • Absence of underutilization causes specific deficiency syndrome
  • Not enough is synthesized by host to meet needs
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2
Q

How are vitamins different from macronutrients?

A

Vitamins are not catabolized to CO2 & H2O to satisfy energy requirements

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3
Q

How are vitamins different from minerals?

A

Vitamins are organic, minerals are inorganic

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4
Q

What are the 2 classes of vitamins?

A
  • water soluble
  • fat soluble
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5
Q

What are the water solube vitamins?

A
  • B vitamins
  • Vitamin C
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6
Q

What are the fat soluble vitamins?

A

Vitamins
* A
* D
* E
* K

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7
Q

What are the B vitamins?

A
  • B1
  • B2
  • B3
  • B5
  • B6
  • B7
  • B9
  • B12
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8
Q

Name for

Vitamin B1

A

Thiamin

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9
Q

Name for

Vitamin B2

A

Riboflavin

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10
Q

Name for

Vitamin B3

A

Niacin

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11
Q

Name for

Vitamin B5

A

Pantothenic Acid

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12
Q

Name for

Vitamin B6

A

Pyridoxine

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13
Q

Name for

Vitamin B7

A

Biotin

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14
Q

Name for

Vitamin B9

A

Folate/ Folic Acid

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15
Q

Name for

Vitamin B12

A

Cobalamin

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16
Q

Name for

Vitamin C

A

Ascorbic Acid

17
Q

What are the main elements contained in CHO, PRO, FAT, and vitamins?

A
  • hydrogen
  • carbon
  • nitrogen
  • oxygen
  • phosphorous
  • sulfur
18
Q

What are the essential trace elements needed in the diet?

A
  • sodium (Na)
  • potassium (K)
  • magnesium (Mg)
  • calcium (Ca)
  • manganese (Mn)
  • iron (Fe)
  • cobalt (Co)
  • copper (Cu)
  • zinc (Zn)
  • chloride (Cl)
  • selenium (Se)
  • Chromium (Cr)
  • iodine (I)
  • molybdenum (Mo)
  • phosphorous
19
Q

What are the electrolytes?

A
  • sodium
  • chloride
  • potassium
20
Q

What are the micronutrients, not vitamins, to be covered in 302?

A
  1. sodium
  2. chloride
  3. potassium
  4. calcium
  5. phosphorous
  6. magnesium
  7. iodine
  8. zinc
  9. copper
  10. manganese
  11. chromium
  12. selenium
21
Q

How are the elements classified?

A
  • macro elements
  • micro (trace) elements
  • ultra trace elements
22
Q

Describe the macro elements

A

Elements that are required at levels >100mg per day (by adults).
* Examples include: Calcium, Phosphorous, Magnesium, Sodium, Potassium and Chloride.

23
Q

Describe the micro elements

A

Elements that are required at levels between 100 and 1mg per day (by adults).
* Examples include: Iron, Zinc, Manganese, copper and fluorine (not covered).

24
Q

Describe the ultra trace elements

A

Elements that are required at levels less than <1mg per day (by adults).
* Examples included: Selenium, Iodine, Chromium,

NUTR 302 (20 decks)

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