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Vitamins > Vitamin B12 > Flashcards

Vitamin B12 Flashcards

1
Q

Aka

A

Cobalamin

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2
Q

Structure

A

Centrally placed cobalt atom

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3
Q

Storage form of vit B12

A

Deoxyadenosyl B12

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4
Q

Intrinsic factor is produced by

A

Gastric parietal cells

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5
Q

Biochemical functions

A

Synthesis of methionine from homocysteine

Conversion of methylmalonyl CoA to succinyl CoA

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6
Q

Daily requirement

A

1 mewg/day

Pregnancy and lactation-3

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7
Q

Subacute combined degeneration

A

Vit B def- irreversible neurological damage - weakness,loss of sensation in the limbs , paralysis, disorientation, confusion,loss of memory, and even psycosis

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Vitamins (7 decks)

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