Chapter 9 Flashcards

(28 cards)

1
Q

What are the fat soluble vitamins?

A

Vitamin A, D, E, and K

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2
Q

This vitamin plays a key role in night vision, cell differentiation and growth regulation

A

Vitamin A

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3
Q

Preformed vitamin A compounds are known as?

A

Retinoids

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4
Q

Plants contain precursors to vitamin A known as..?

A

Carotenoids

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5
Q

What are the forms of Vitamin A?

A

Retinol, Retinal, Carotenoids, Restonic Acid

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6
Q

Found in the diet, bound to fatty acids

A

Retinol

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7
Q

Important for vision band the visual cycle, can be converted back to retinol

A

Retinal

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8
Q

Precursors for Vitamin A (not all carotenoids are precursors)

A

Carotenoids

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9
Q

This type of vitamin A helps with Cell differentiation, growth and reproduction

A

Retinoic acid

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10
Q

A deficiency of Vitamin A can cause ____ in the eyes

A

Keratin [hard and dry substance]

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11
Q

When ____ is deficient, dietary calcium cannot be absorbed efficiently and causes abnormalities in bones.

A

Vitamin D

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12
Q

In children, Vitamin D deficiency can result in ___ , in adults is called ____

A

Tickets, osteomalacia

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13
Q

Oversupplemtation of ____ can result in dangerous high blood and urine calcium concentrations

A

Vitamin D

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14
Q

Another name for vitamin E is

A

Tocopherol

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15
Q

The form of vitamin E absorbed by the human body

A

Alpha- tocopherol

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16
Q

____ deficiency in newborns might result in hemolytic anemia

17
Q

Phylloquinone is a form of?

18
Q

Menaquione is a form of?

19
Q

Abnirmal blood coagulation is the major symptom of ____ deficiency

20
Q

Major minerals in the body

A

Electrolytes (Na, K,Cl)

Calcium

Phosphorus

Etc…

21
Q

___ can limit the body’s ability to absorb calcium, zinc, and iron.

22
Q

What is the most abundant mineral in the body?

23
Q

A crystalline compound composed of calcium and phosphorus that is deposited in the protein matrix of bone to give it strength and rigidity.

A

Hydroxypatite

24
Q

Dense, compact bone that makes up the sturdy outer surface layer of bones

A

Cortical bone

25
The type of bone that forms the inner spongy lattice that lines the bone marrow cavity and supports the cortical shell.
Trabecular bone
26
The process whereby bone is continuously broken down and re-formed to allow for growth and maintenance.
Bone remodelling
27
Cells responsible for the deposition of bone
Osteoblasts
28
Large cells responsible for bone breakdown
Osteoclasts